Question 1 of 10
10.0/ 10.0 Points
According to the course packet, what are the requirements for posting to the discussion board area for weeks in which discussion board assignments appear?
A.I need to respond to at least two other students after posting my initial response to the discussion board question.
B.I need respond to at least one other student after posting my initial response to the discussion board question.
C.I need to respond to at least four other students after posting my initial response to the discussion board question.
D.I only need to post my response to the discussion board question being asked.
Question 2 of 10
10.0/ 10.0 Points
Which of the following statements is true according to the course policies document in the classroom regarding late writing assignments.
A.I can be late with an assignment and no suffer any point deductions.
B.If I turn in an assignment late, it will suffer a 10% deduction for each day it is late up to a maximum of two days. If I submit greater than two days after the due date my assignment will not be graded.
C.Points will be deducted at a rate of 20% per week for each week the assignment is turned in late. If I turn in the assignment 5 days after the due date it will not be graded.
D.There is no late assignment policy
Question 3 of 10
10.0/ 10.0 Points
According to your course packet, my writing assignments should be in:
A.MLA format
B.APA format, with double spacing
C.Chicago style
D.There is no policy regarding writing assignments.
Question 4 of 10
10.0/ 10.0 Points
In the Resources area of the classroom, I can find a checklist that is designed to help me earn the highest possible score for writing assignments. This document is called the:
A.Essay helper
B.Essay Checklist
C.Essay builder
D.Essay for today
Question 5 of 10
10.0/ 10.0 Points
In what area of the online classroom can I find templates for essays due in this course?
A.Announcements
B.Course packet
C.Resources
D.Mailbox
Question 6 of 10
10.0/ 10.0 Points
In this course, I can find PowerPoint slides to supplement by textbook.
A. True
B. False
Question 7 of 10
10.0/ 10.0 Points
To earn the highest possible score on discussion board assignments, I am required to post my initial response to the DQ being asked by day four of the course week and then respond to at least two other students in a substantive manner on or before day 7 of the course week.
A. True
B. False
Answer Key:
Question 8 of 10
10.0/ 10.0 Points
The required format for all written assignments in this course is APA
A. True
B. False
Answer Key:
Question 9 of 10
10.0/ 10.0 Points
Information about plagiarism can be found in the student handbook (student policy book), which is linked to the syllabus.
A. True
B. False
Answer Key:
Question 10 of 10
10.0/ 10.0 Points
Information about the specific requirements for the final project due during week seven can be found in the course packet.
A. True
B. False
Answer Key:
Part 1 of 1 – 80.0/ 100.0 Points
Question 1 of 10
0.0/ 10.0 Points
The two main components of the nervous system are:
A.the autonomic nervous system and the somatic nervous system
B.the brain and the spinal cord
C.the central nervous system and the peripheral nervous system
D.the efferent and afferent divisions of the nervous system
Question 2 of 10
10.0/ 10.0 Points
The site of impulse conduction from one neuron to another is called a(n)
A.dendrite
B.axon
C.neuromuscular junction
D.synapse
Answer Key:
Question 3 of 10
10.0/ 10.0 Points
A localized change in a neuron’s membrane potential, which may or may not spread over the entire cell membrane, is called
A.graded potential
B.action potential
C.threshold potential
D.hyperpolarization
Answer Key:
Question 4 of 10
0.0/ 10.0 Points
Which of the following is NOT ?
A.The velocity of nerve impulse transmission is also determined by the neuron’s size.
B.Neurons of small diameter conduct nerve impulses faster than neurons of larger diameter
C.Neurons communicate with each other across synapses
D.Only when the sum of all individual action potentials meets or exceeds threshold can a graded potential occur
Answer Key:
Question 5 of 10
10.0/ 10.0 Points
Basal metabolism is the minimal 24-hour energy expenditure for
A.physical activity
B.digestion and absorption
C.thermic effect of food
D.basic body functions
Answer Key:
Question 6 of 10
10.0/ 10.0 Points
BMR increases with increased body temperature
A. True
B. False
Answer Key:
Question 7 of 10
10.0/ 10.0 Points
Hormonal Regulation of Metabolism During Exercise 5
Which group of hormones exerts metabolic and cardiovascular effects during exercise?
A.thyroid hormones
B.catecholamines
C.pancreatic hormones
D.adrenal cortex hormones
Answer Key:
Question 8 of 10
10.0/ 10.0 Points
An example of a target cell for glucagon would be
A.kidney cells
B.heart cells
C.liver cells
D.adipose cells
Answer Key:
Question 9 of 10
10.0/ 10.0 Points
Which energy substrate contains the most energy per gram?
A.carbohydrate
B.protein
C.fat
D.glycogen
Answer Key:
Question 10 of 10
10.0/ 10.0 Points
Which of the following is not a quantitative test or index of anaerobic capacity?
A.Wingate anaerobic test
B.maximal accumulated oxygen deficit
C.maximal EPOC
D.critical power test
Answer Key:
Question 1 of 39 2.6/ 2.6 Points
The multiple functions of the muscular system are performed by ______________type(s) of muscle:
A.2
B.3
C.4
D.1
Question 2 of 39 2.6/ 2.6 Points
Which of the following is NOT considered a fuel nutrient?
A.carbohydrate
B.fat
C.water
D.protein
Question 3 of 39 2.6/ 2.6 Points
The layer of connective tissue surrounding the outside of the muscle is called:
A.perimysium
B.carbohydrate
C.sarcomysium
D.epimysium
Question 4 of 39 2.6/ 2.6 Points
Protein can supply about 5 to 10% of the total energy needs during:
A.sprinting activities
B.prolonged exercise
C.all types of exercise
D.weightlifting
Question 5 of 39 2.6/ 2.6 Points
The two main components of the nervous system are:
A.the autonomic nervous system and the somatic nervous system
B.the brain and the spinal cord
C.the central nervous system and the peripheral nervous system
D.the efferent and afferent divisions of the nervous system
Question 6 of 39 2.6/ 2.6 Points
The autonomic nervous system can be divided into two functional and anatomical divisions called:
A.sympathetic and unsympathetic
B.sympathetic and parasympathetic
C.afferent and efferent
D.CNS and peripheral
Question 7 of 39 2.6/ 2.6 Points
Using an insulated, airtight chamber with walls containing copper tubing through which water is passed to assess total body energy expenditure is called:
A.direct calorimetery
B.indirect calorimetry
C.open-circuit spirometry
D.closed-circuit spirometry
Question 8 of 39 2.6/ 2.6 Points
The respiratory exchange ratio (RER) is defined as the ratio between the:
A.of CO2 produced and the amount of CO2 consumed during metabolism
B.amount of CO2 produced and the amount of CO2 consumed during metabolism
C.amount of CO2 released and the amount of O2 consumed during metabolism
D.amount of O2 released and the amount of CO2 consumed during metabolism
Question 9 of 39 0.0/ 2.6 Points
The primary function of the cardiovascular system is:
A.thermoregulation
B.immune function
C.ensuring that there is adequate blood flow throughout the circulation to meet the metabolic demand
D.maintenance of acid-base balance and overall body fluid balance
Question 10 of 39 0.0/ 2.6 Points
The heart’s main nutrient blood supply is provided via:
A.the superior and inferior vena cavae
B.the right and left coronary arteries
C.the coronary veins
D.the pulmonary arteries
Question 11 of 39 2.6/ 2.6 Points
At a constant temperature, pressure and volume are inversely related. This is known as _____________ gas law.
A.Boyle’s
B.Henry’s
C.Dalton’s
D.Charles’
Question 12 of 39 2.6/ 2.6 Points
Which of the following laws states that the rate of diffusion through a tissue such as the respiratory membrane is proportional to the surface area and the difference in the partial pressure of gas between the two sides of the tissue?
A.Boyle’s law
B.Dalton’s law
C.Charles’ law
D.Fick’s law
Question 13 of 39 2.6/ 2.6 Points
Pulmonary ventilation is:
A.commonly referred to as breathing, is the process by which air is moved into and out of the lungs.
B.the volume of air available for gas exchange
C.anatomical dead space times respiratory rate
D.is an inactive process involving the femur and the phalanges muscles
Question 14 of 39 2.6/ 2.6 Points
To eject greater volume of blood, the ventricle responds by contracting more forcefully. This is referred to as as the:
A.Diastolic mechanism
B.Frank-Starling mechanism
C.Fick principle
D.cardiovascular drift
Question 15 of 39 2.6/ 2.6 Points
An increase in heart rate that occurs in anticipation of competition is due to:
A.an increase in stimulation of sympathetic nervous system
B.an increase in stimulation of paraympathetic nervous system
C.decrease in stimulation of sympathetic nervous system
D.release of acetylcholine
Question 16 of 39 2.6/ 2.6 Points
Resting Heart Rate:
A.decreases as a result of endurance training
B.increases as a result of endurance training
C.remains the same as a result of resistance training
D.none of the above
Question 17 of 39 0.0/ 2.6 Points
Fatigue hinders performance by
A.decreasing muscular strength
B.decreasing reaction time
C.decreasing movement time
D.All of these are
Question 18 of 39 2.6/ 2.6 Points
A sacomere is:
A.the basic functional unit of a myofibril and the basic contractile unit of muscle.
B.a molecule
C.a thin filament
D.a junction
Question 19 of 39 2.6/ 2.6 Points
Which of the following is in?
A.The heart rate of a trained person is lower at rest and at the same absolute exercise intensity than the heart rate of an untrained person
B.EDV is greater in an aerobically trained person than in an untrained person
C.The Frank-Starling mechanism results in an increase in the force of contraction
D.Stroke volumes are the same for a trained person regardless of body size
Question 20 of 39 0.0/ 2.6 Points
Most research studies that have investigated the effects of exercise training on heart size have been
A.longitudinal training studies
B.cross-sectional studies
C.individual case studies
D.multifaceted studies
Question 21 of 39 0.0/ 2.6 Points
Doppler echocardiography provides
A.one-dimensional views of the heart
B.two-dimensional views of the heart
C.three-dimensional views of the heart
D.measurement of blood flow
Question 22 of 39 2.6/ 2.6 Points
Aerobic training results in which of the following changes in stroke volume?
A.increased stroke volume at rest
B.increased stroke volume at a standardized submaximal rate of work
C.increased stroke volume at maximal rates of work
D.All of these are
Question 23 of 39 2.6/ 2.6 Points
An increase in mechanical efficiency is a possible explanation for
A.a decrease in resting heart rate after endurance training
B.a higher oxygen consumption rate at a given submaximal exercise work load after training
C.a lower oxygen consumption at a given submaximal exercise workload after training
D.a higher maximal oxygen consumption
Question 24 of 39 0.0/ 2.6 Points
Much of the increase in blood volume during the first two weeks of an endurance training program results from increased volume of red blood cells.
A. True
B. False
Answer Key:
Question 25 of 39 2.6/ 2.6 Points
Increases in resting metabolic rate after endurance training are most likely for people under 40 years of age.
A. True
B. False
Answer Key:
Question 26 of 39 2.6/ 2.6 Points
Anaerobic 30-second training bouts lead to an increase in
A.succinate dehydrogenase
B.phosphofructokinase
C.citrate synthase
D.All of these are
Question 27 of 39 2.6/ 2.6 Points
Sixty- and seventy-year-old men and women are not able to increase their maximal oxygen uptake with endurance training.
A. True
B. False
Question 28 of 39 2.6/ 2.6 Points
The ability of the heart to change its force of contraction and therefore stroke volume in response to changes in venous return is called:
A.Dalton’s law
B.The Frank-Starling mechanism
C.Fick’s law
D.Poisseulle’s law
Question 29 of 39 2.6/ 2.6 Points
Hemoglobin is one of the substances diluted by plasma for expansion
A. True
B. False
Question 30 of 39 2.6/ 2.6 Points
Muscle hypertrophy refers to:
A.immobilization of a muscle
B.a decrease in muscle size
C.an increase in muscle size
D.an increase in number of muscle fibers
Question 31 of 39 2.6/ 2.6 Points
A decrease in the size of individual muscle fibers is referred to as:
A.hypertrophy
B.atrophy
C.hyperplasia
D.hypoplasia
Question 32 of 39 2.6/ 2.6 Points
Muscle atrophy may be defined as:
A.an increase in muscular strength that occurs without resistance training
B.a loss of muscle tone
C.a loss of muscular coordination caused by decreased neuromuscular activation
D.a wasting away (decrease) in muscle size
Question 33 of 39 0.0/ 2.6 Points
Muscular endurance is highly related to the development of:
A.aerobic capacity
B.muscular strength and anaerobic power
C.leg speed and anaerobic power
D.cardiorespiratory systems’ ability to maintain oxygen delivery to working muscles during prolonged bouts of exercise
Question 34 of 39 0.0/ 2.6 Points
Which of the following sports would be least dependent on muscular endurance?
A.boxing
B.weight lifter
C.distance runner
Question 35 of 39 2.6/ 2.6 Points
Aldosterone is responsible for maintaining appropriate sodium levels.
A. True
B. False
Question 36 of 39 2.6/ 2.6 Points
Thyroxine regulates sodium levels.
A. True
B. False
Question 37 of 39 2.6/ 2.6 Points
Resistance Training and Gains in Muscular Fitness
Absolute strength gains are typically greatest in men.
True
False
Question 38 of 39 2.6/ 2.6 Points
The body’s heating and cooling mechanisms are activated by the hypothalamus.
A. True
B. False
Answer Key:
Question 39 of 39 1.2/ 1.2 Points
The amount of energy expended for different activities varies with the intensity and type of exercise
A. True
B. False
Question 1 of 10
10.0/ 10.0 Points
Hypoxia is best defined as
A.oxygen deficiency
B.reduced barometric pressure
C.decreased nitrogen
D.sodium deficiency
Question 2 of 10
10.0/ 10.0 Points
Altitude exposure causes increased red blood cell production because of increased release of:
A.aldosterone
B.growth hormone
C.ADH
D.erythropoietin
Question 3 of 10
10.0/ 10.0 Points
The major physical changes associated with training occur in
A.the first 6 to 10 weeks
B.the first 1 to 2 weeks
C.the first 6 to 10 days
D.the first 2 to 3 months
Question 4 of 10
0.0/ 10.0 Points
The type of training an athlete would undertake between competitive seasons or during active rest is
A.acute overload
B.overreaching
C.undertraining
In D.overtraining
Answer Key:
Question 5 of 10
10.0/ 10.0 Points
The type of training that refers to a brief period of heavy overload without adequate recovery is overreaching
A. True
B. False
Answer Key: True
Question 6 of 10
10.0/ 10.0 Points
The type of training that refers to the point where an athlete experiences physiological maladaptations and chronic performance decrements is overtraining
A. True
B. False
Question 7 of 10
10.0/ 10.0 Points
The newer DXA techniques allow quantification of bone and soft tissue
A. True
B. False
Answer Key: Question 8 of 10
10.0/ 10.0 Points
When fasting or using very low-calorie diets for weight loss, most of the weight lost comes from water loss
A. True
B. False
Question 9 of 10
10.0/ 10.0 Points
An athlete who is chronically underweight exhibits symptoms that mimic those of undertraining
A. True
B. False
Question 10 of 10
10.0/ 10.0 Points
Infrequent or scant menstrual flow is oligomenorrhea
A. True
B. False
Question 1 of 10
10.0/ 10.0 Points
Any substance or phenomenon that enhances performance is
A.an ergogenic aid
B.an ergolytic aid
C.an ergonomic aid
D.an erythrocytic aid
Question 2 of 10
10.0/ 10.0 Points
The major risk of using diuretics is
A.heart arrhythmias and cardiac arrest
B.dehydration
C.electrolyte imbalance
D.All of these are correct
Question 3 of 10
10.0/ 10.0 Points
Use of anabolic steroids can lead to
A.increases in male breast size
B.facial hair in females
C.premature closure of long bone epiphyses in prepubertal children
D.All of these are correct
Answer Key:
Question 4 of 10
10.0/ 10.0 Points
A child reaches about 50% of adult height by the age of:
A.15 months
B.2 years
C.3 years
D.1.5 years
Question 5 of 10
10.0/ 10.0 Points
Peak rate of height growth occurs at:
A.age 10 in girls, age 12 in boys
B.age 16 in girls, age 18 in boys
C.age 12 in girls, age 14 in boys
D.age 12.5 in girls, age 14.5 in boys
Answer Key:
Question 6 of 10
10.0/ 10.0 Points
Children have lower blood pressure than adults due to children’s smaller size
Correct
A. True
B. False
Answer Key: True
Question 7 of 10
10.0/ 10.0 Points
A child’s performance in distance running is greatly superior to an adult’s performance
Correct
A. True
B. False
Answer Key:
Question 8 of 10
0.0/ 10.0 Points
Research on aging has shown an apparent increase in the number of type I fibers
Incorrect
A. True
B. False
Question 9 of 10
10.0/ 10.0 Points
Age-related losses in strength result primarily from a substantial loss of muscle mass
Correct
A. True
B. False
Answer Key:
Question 10 of 10
10.0/ 10.0 Points
The most important reason for changes in pulmonary function with increasing age is loss of elasticity of lung tissue and chest wall
Correct
A. True
B. False
Question 1 of 85
1.17/ 1.17 Points
The multiple functions of the muscular system are performed by ______________type(s) of muscle:
A.2
B.3
C.4
D.1
Question 2 of 85
1.17/ 1.17 Points
Which of the following is not considered a fuel nutrient?
A.carbohydrate
B.fat
C.water
D.protein
Question 3 of 85
1.17/ 1.17 Points
The layer of connective tissue surrounding the outside of the muscle is called:
A.perimysium
B.carbohydrate
C.sarcomysium
D.epimysium
Question 4 of 85
1.17/ 1.17 Points
Protein can supply about 5 to 10% of the total energy needs during:
A.sprinting activities
B.prolonged exercise
C.all types of exercise
D.weightlifting
Question 5 of 85
1.17/ 1.17 Points
The two main components of the nervous system are:
A.the autonomic nervous system and the somatic nervous system
B.the brain and the spinal cord
C.the central nervous system and the peripheral nervous system
D.the efferent and afferent divisions of the nervous system
Question 6 of 85
1.17/ 1.17 Points
The autonomic nervous system can be divided into two functional and anatomical divisions called:
A.sympathetic and unsympathetic
B.sympathetic and parasympathetic
C.afferent and efferent
D.CNS and peripheral
Question 7 of 85
1.17/ 1.17 Points
Using an insulated, airtight chamber with walls containing copper tubing through which water is passed to assess total body energy expenditure is called:
A.direct calorimetery
B.indirect calorimetry
C.open-circuit spirometry
D.closed-circuit spirometry
Question 8 of 85
1.17/ 1.17 Points
The respiratory exchange ratio (RER) is defined as the ratio between the:
A.of CO2 produced and the amount of CO2 consumed during metabolism
B.amount of CO2 produced and the amount of CO2 consumed during metabolism
C.amount of CO2 released and the amount of O2 consumed during metabolism
D.amount of O2 released and the amount of CO2 consumed during metabolism
Question 9 of 85
1.17/ 1.17 Points
The primary function of the cardiovascular system is:
A.thermoregulation
B.immune function
C.ensuring that there is adequate blood flow throughout the circulation to meet the metabolic demand
D.maintenance of acid-base balance and overall body fluid balance
Question 10 of 85
1.17/ 1.17 Points
The heart’s main nutrient blood supply is provided via:
A.the superior and inferior vena cavae
B.the right and left coronary arteries
C.the coronary veins
D.the pulmonary arteries
Question 11 of 85
1.17/ 1.17 Points
At a constant temperature, pressure and volume are inversely related. This is known as _____________ law.
A.Boyle’s
B.Henry’s
C.Dalton’s
D.Charles’
Question 12 of 85
1.17/ 1.17 Points
Which of the following laws states that the rate of diffusion through a tissue such as the respiratory membrane is proportional to the surface area and the difference in the partial pressure of gas between the two sides of the tissue?
A.Boyle’s law
B.Dalton’s law
C.Charles’ law
D.Fick’s law
Question 13 of 85
1.17/ 1.17 Points
Pulmonary ventilation is:
A.the process by which air is moved into and out of the lungs
B.the volume of air available for gas exchange
C.anatomical dead space times respiratory rate
D.None of these is .
Question 14 of 85
1.17/ 1.17 Points
To eject greater volume of blood, the ventricle responds by contracting more forcefully. This is referred to as as the:
A.Diastolic mechanism
B.Frank-Starling mechanism
C.Fick principle
D.cardiovascular drift
Question 15 of 85
1.17/ 1.17 Points
An increase in heart rate that occurs in anticipation of competition is due to:
A.an increase in stimulation of sympathetic nervous system
B.an increase in stimulation of paraympathetic nervous system
C.decrease in stimulation of sympathetic nervous system
D.release of acetylcholine
Question 16 of 85
1.17/ 1.17 Points
The multiple functions of the muscular system are performed by _________ type(s) of muscle.
A.2
B.3
C.4
D.1
Question 17 of 85
1.17/ 1.17 Points
The layer of connective tissue surrounding the outside of the muscle is called:
A.perimysium
B.endomysium
C.sarcomysium
D.epimysium
Question 18 of 85
0.58/ 1.17 Points
Which of the following is not considered a fuel nutrient?
A. carbohydrate
B. fat
C. water
D. protein
, D
Question 19 of 85
1.17/ 1.17 Points
Protein can supply about 5 to 10% of the total energy needs during:
A.non sprinting activities
B.prolonged exercise
C.all types of exercise
D.weightlifting
Question 20 of 85
1.17/ 1.17 Points
The heart is not like other muscles in the body in that it does not strengthen by endurance training.
A. True
B. False
Question 21 of 85
1.17/ 1.17 Points
The B complex vitamins were once thought to be a single vitamin.
A. True
B. False
Question 22 of 85
1.17/ 1.17 Points
Amphetamine and its derivatives are central nervous system depressants
A. True
B. False
Question 23 of 85
1.17/ 1.17 Points
Maturation refers to the process of taking on adult form and becoming fully functional
A. True
B. False
Question 24 of 85
1.17/ 1.17 Points
Growth refers to
A.an increase size of the body or any of its parts
B.an increase is body size only
C.an increase in development
D.none of the above
Question 25 of 85
1.17/ 1.17 Points
Girls mature physiologically about
A.2 years earlier than boys do
B.the same rate as boys
C.2 years later than boys do
D.none of the above
Question 26 of 85
1.17/ 1.17 Points
Peak strength is usally attained by age 20 in women
A. True
B. False
Question 27 of 85
0.0/ 1.17 Points
The level of strength needed to meet the daily demands of living remains unchanged throughout life.
In
A. True
B. False
Question 28 of 85
1.17/ 1.17 Points
Lung changes considerably with aging in sedentary people
A. True
B. False
Question 29 of 85
1.17/ 1.17 Points
Chronic fatique syndrome is very similar to the overtraining syndrome.
A. True
B. False
Question 30 of 85
1.17/ 1.17 Points
Dyspnea is the clinical name for leg pain as a result of weight training.
A. True
B. False
Question 31 of 85
1.17/ 1.17 Points
Sensory receptors called thermoreceptors
A.detect changes in temperature and relay this information to the body’s thermostat, located in the region of the brain called the preoptic anterior hypothalamus
B.detect changes in temperature and relay this information to the body’s thermostat, located in the region of the brain called the pituitary gland
C.do not detect changes in temperature
D.none of the above
Question 32 of 85
1.17/ 1.17 Points
A person’s rate of adaptation to training is not genetically limited and can be forced beyond his or her body’s capacity for development
A. True
B. False
Question 33 of 85
1.17/ 1.17 Points
Phosphorus is closely linked to calcium
A. True
B. False
Question 34 of 85
0.0/ 1.17 Points
Muscular endurance is highly related to the development of:
A.aerobic capacity
In B.muscular strength and anaerobic power
C.leg speed and anaerobic power
D.cardiorespiratory systems’ ability to maintain oxygen delivery to working muscles during prolonged bouts of exercise
Question 35 of 85
0.0/ 1.17 Points
Which of the following sports would be least dependent on muscular endurance?
A.boxing
B.wrestling
In C.distance running
D.weight lifter
Question 36 of 85
1.17/ 1.17 Points
Aldosterone is responsible for maintaining appropriate sodium levels.
A. True
B. False
Question 37 of 85
1.17/ 1.17 Points
Thyroxine regulates sodium levels.
A. True
B. False
Question 38 of 85
1.17/ 1.17 Points
The WBGT index provides a single temperature reading to estimate the cooling capacity of the surrounding environment
A. True
B. False
Question 39 of 85
1.17/ 1.17 Points
The wet bulb temperature in the WBGT index indicates the effect of sweat evaporating from the skin
A. True
B. False
Question 40 of 85
1.17/ 1.17 Points
Hypoxia is best defined as:
A.oxygen deficiency
B.reduced barometric pressure
C.decreased blood flow
D.difficulty breathing
Question 41 of 85
1.17/ 1.17 Points
As altitude increases:
A.the percentage of oxygen, carbon dioxide, and nitrogen decreases
B.the partial pressure of oxygen, carbon dioxide, and nitrogen increases
C.the partial pressure of oxygen, carbon dioxide, and nitrogen is reduced in direct proportion with increasing altitude
D.the cold air is capable of holding more moisture (water) than dry
Question 42 of 85
0.0/ 1.17 Points
Hypoxemia at high altitudes:
A.is a direct reflection of lower alveolar PO2
In B.is a result of reduced diffusion of oxygen from the lungs to the blood
C.is a direct reflection of lower alveolar PCO2
D.is a direct result of decreases in pulmonary ventilation
Question 43 of 85
1.17/ 1.17 Points
The major physical changes associated with training occur in:
A.the first 6 to 10 weeks
B.the first 1 to 2 weeks
C.the first 6 to 10 days
D.the first 2 to 3 months
Question 44 of 85
1.17/ 1.17 Points
The practice of reducing training volume and intensity before a major competition is referred to as:
A.tapering
B.periodization
C.detraining
D.undertraining
Question 45 of 85
1.17/ 1.17 Points
The type of training an athlete would undertake between competitive seasons or during active rest is:
A.acute overload
B.overreaching
C.undertraining
D.overtraining
Question 46 of 85
1.17/ 1.17 Points
The type of training that refers to a brief period of heavy overload without adequate recovery is:
A.acute overload
B.overreaching
C.undertraining
D.overtraining
Question 47 of 85
1.17/ 1.17 Points
The type of training that refers to the point where an athlete experiences physiological maladaptations and chronic performance decrements is:
A.acute overload
B.overreaching
C.excessive training
D.overtraining
Question 48 of 85
0.0/ 1.17 Points
Body composition refers to the body’s _________ composition.
A.water
B.chemical
C.blood
In D.densitometry
Question 49 of 85
1.17/ 1.17 Points
The densitometric technique to measure body density using air displacement is:
A.bioelectrical impedance
B.air plethysmography
C.air immersion
D.air conduction
Question 50 of 85
1.17/ 1.17 Points
Body density is measured directly by:
A.electrical impedance
B.skinfolds
C.underwater weighing
D.radiography
Question 51 of 85
0.0/ 1.17 Points
Infrequent or scant menstrual flow is:
In A.amenorrhea
B.oligomenorrhea
C.delayed menarche
D.polygonalmenorrhea
Question 52 of 85
0.0/ 1.17 Points
Fat should contribute no more than ______ % of one’s daily caloric intake.
In A.25
B.35
C.55
D.70
Question 53 of 85
1.17/ 1.17 Points
Which of the following are considered fuel nutrients?
A.carbohydrate, fat, and protein
B.carbohydrate, vitamins, and water
C.fat, protein, and minerals
D.water, vitamins, and minerals
Question 54 of 85
1.17/ 1.17 Points
A macromineral is a mineral the body needs:
A.in quantities greater than 100 mg per day
B.in quantities less than 100 mg per day
C.in trace amounts
D.to aid aerobic metabolism
Question 55 of 85
1.17/ 1.17 Points
In the densitometry method of body composition analysis, the density of the body is compared to the density of water.
A. True
B. False
Question 56 of 85
0.0/ 1.17 Points
The equation that tends to overestimate the density of obese individuals and underestimates body fatness is a quadratic equation.
In
A. True
B. False
Question 57 of 85
0.0/ 1.17 Points
An athlete who is chronically underweight exhibits symptoms that mimic those of overtraining.
In
A. True
B. False
Question 58 of 85
1.17/ 1.17 Points
Carbohydrate are considered the major source of energy for high-intensity exercise.
A. True
B. False
Question 59 of 85
1.17/ 1.17 Points
The rate of glycogen resynthesis postexercise is highest in th
