Which of the following best describes the main function of the respiratory system during a single session of sport or exercise?
3 Responses Respiratory System

Quiz
•
Physical Ed
•
12th Grade
•
Hard
Paul Brown
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To increase the production of red blood cells
To supply oxygen to the muscles and remove carbon dioxide
To regulate body temperature
To digest nutrients more efficiently
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary chemical factor that controls breathing rate during exercise?
Oxygen concentration in the blood
Blood glucose levels
Carbon dioxide concentration in the blood
Lactic acid concentration
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which part of the brain is mainly responsible for the neural control of breathing?
Medulla oblongata
Cerebellum
Hypothalamus
Cerebrum
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which muscle is the primary muscle involved in inspiration during exercise?
Rectus abdominis
Diaphragm
Biceps brachii
Trapezius
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an additional skeletal muscle that aids breathing during intense exercise?
Quadriceps
Sternocleidomastoid
Gastrocnemius
Diaphragm
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to tidal volume during a single session of vigorous exercise?
It decreases
It remains the same
It increases
It fluctuates randomly
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Minute volume (VE) is defined as:
The amount of air left in the lungs after exhalation
The volume of blood pumped by the heart per minute
The amount of oxygen used by the muscles per minute
The total volume of air inhaled or exhaled per minute
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