Physiology of Exercise Quiz 2
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The average adult body contains ______ liters of blood.
A) 3
B) 4
C) 5
D) 6 -
The average adult body contains ______ liters of blood.
*Answer: 5 -
Rapid and deep respiration to increase ones ability to swim longer distances under water is known as
A) hypothermia
B) equalization
C) acclimatization
D) hyperventilation -
Rapid and deep respiration to increase ones ability to swim longer distances under water is known as
*Answer: hyperventilation -
The cardiovascular system includes
A) the lungs, the heart, and the veins
B) the blood, the arteries, the gastrointestinal tract, and the lungs
C) the blood vessels, the blood, and the heart
D) the lungs, the blood vessels, the heart, -
The cardiovascular system includes
*Answer: the blood vessels, the blood, and the heart -
Normal heart rate typically varies between 60 and 85 beats/min. With extended periods of endurance training the resting heart rate can decrease to
A) 20 beats/min.
B) 30 beats/min.
C) 15 beats/min.
D) 35 beats/min. -
Normal heart rate typically varies between 60 and 85 beats/min. With extended periods of endurance training the resting heart rate can decrease to
*Answer: 35 beats/min. -
Symptoms of arrhythmia are
A) Vomiting, diarrhea, and dizziness
B) Fatigue, dizziness, lightheadedness, and fainting
C) Palpitations, accelerated pulse, and vomiting
D) Red flushed appearance, red eyes, dizziness, and fatigue -
Symptoms of arrhythmia are
*Answer: Fatigue, dizziness, lightheadedness, and fainting -
The two contraction phases of the cardiac cycle are
A) myocardium and hematocrit
B) stroke volume and stroke velocity
C) ventricular and articular
D) diastole and systole -
The two phases of the cardiac cycle are
*Answer: diastole and systole -
Which of the following does not occur during exercise?
A) heart rate increases
B) stroke volume increases
C) blood pressure increases
D) blood becomes slightly more acidic
E) blood flow increases to the kidneys, liver, and stomac -
Which of the following does not occur during exercise?
*Answer: blood flow increases to the kidneys, liver, and stomach -
Which of the following is an important function of the respiratory system?
A) has a role in maintaining acid-base balance
B) delivers oxygen to the muscles
C) brings oxygen into the body
D) rids the body of carbon dioxide
E) all -
Which of the following is an important function of the respiratory system?
*Answer: all of the above -
After exercise, lactate level is best returned to normal level by
A) lying down and resting
B) sprinting for 2-3 minutes
C) drinking lots of water
D) walking -
After exercise, lactate level is best returned to normal level by
*Answer: walking -
Which of the following is(are) a cardiovascular adaptation that occurs in response to training?
A) total blood volume decreases
B) cardiac output decreases
C) weight and volume of the heart increases
D) heart rate decreases
E) al -
Which of the following is(are) a cardiovascular adaptation that occur(s) in response to training?
The correct answer is weight and volume of the heart increases. -
Which of the following is (are) respiratory adaptations to endurance training?
A) total lung capacity remains unchanged
B) residual volume increases
C) amount of air expelled decreases
D) blood returning to the heart contains more oxy -
Which of the following is (are) respiratory adaptations to endurance training?
*Answer: total lung capacity remains unchanged -
Metabolic adaptations to training include which of the following.
A) increases in the lactate threshold
B) elevated resting metabolic rates
C) increases in heart rate
D) both A and B
E) both C and D -
Metabolic adaptations to training include which of the following.
*Answer: both A and B
A) increases in the lactate threshold
B) elevated resting metabolic rates -
Which of the following is the primary mechanism for regulating body temperature during exercise?
A) conduction
B) evaporation
C) radiation
D) convection -
Which of the following is the primary mechanism for regulating body temperature during exercise?
*Answer: evaporation -
Which of the following factors should be considered when designing an individualÂ’s training program?
A) the initial state of conditioning and genetic limitations
B) age and gender
C) a personÂ’s size and height
D) both A and B
E -
Which of the following factors should be considered when designing an individual's training program?
*Answer: both A and B
A) the initial state of conditioning and genetic limitations
B) age and gender -
17 - Heat cramps are most likely caused by
A) drop in body temperature
B) poor nutrition
C) stress
D) dehydration and mineral loss -
Heat cramps are most likely caused by
*Answer: dehydration and mineral loss -
- Exercising in the cold may cause
A) hyperthermia
B) increase in respiratory rate
C) hypothermia
D) acclimatization -
Exercising in the cold may cause
*Answer: hypothermia -
Physical performance in hyperbaric environments can be seriously impaired due to which of the following factors?
A) higher atmospheric pressure
B) lower atmospheric pressure
C) increased humidity
D) changing percentages of gases in th -
Physical performance in hyperbaric environments can be seriously impaired due to which of the following factors?
answer is lower atmospheric pressure -
Some of the changes aerobic training produces are in the
A) muscle-fiber type, capillary supply, and myoglobin content
B) capillary supply, myglobin content, mitochondrial function, and oxidative enzymes
C) capillary supply, myglobin cont -
Some of the changes aerobic training produces are in the
*Answer: capillary supply, myglobin content, mitochondrial function, oxidative enzymes, and muscle fiber type -
Trained muscle
A) has an improved capacity to use fat as an energy source.
B) Has an improved ability to use lactic acid as an energy source.
C) Does not have an improved ability to store glycogen.
D) Both A and C -
Trained muscle
*Answer: has an improved capacity to use fat as an energy source. -
In order to train the metabolic system to maximize the energy systems, a training program should include
A) a special diet along with aerobic exercises
B) both aerobic and anaerobic exercises
C) fasting
D) mineral supplements, water, -
In order to train the metabolic system to maximize the energy systems, a training program should include
*Answer: both aerobic and anaerobic exercises