Max works out about an hour every day using aerobic machines at a gym. During his moderate physical exercise, blood concentrations of
A. oxygen and carbon dioxide increase.
B. oxygen increase and carbon dioxide decrease.
C. oxygen and carbon dioxide remain nearly unchanged.
D. oxygen decrease and carbon dioxide increase.
Answer: C
You might also like to view...
If a neurotransmitter hyperpolarizes a cell membrane and an action potential is
less likely, the change is called ______ ______ ______. Fill in the blank(s) with correct word
The time required for an impulse to travel from the SA node to the ventricular muscle is the ________ on an ECG
A) P-R segment B) Q-T interval C) P-R interval D) S-T segment
Marilyn has been diagnosed with a fractured dens or odontoid process. Which specific bone is affected?
A. S2 B. C2 C. C1 D. T1 E. C7
The digestive enzymes tested in the laboratory function best at this temperature
A) 98°C B) 0°C C) 37°C D) 50°C