Which of the following is a voluntary action?
A. Heart beating
B. Breathing
C. Raising your hand
D. Pupillary Reflex
Select your answer:
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Hematology › ViewWhat is the color of gauge 23 needle?
A. BLUE
B. PINK
C. BLACK
D. GREEN
Respiratory System › View
During cellular respiration, what happens to the carbon dioxide?
A. It leaves the alveoli and is exhaled from the lungs
B. It leaves the bloodstream and enters the alveoli
C. It leaves the cells and enters the bloodstream
D. It leaves the alveoli and enters the bloodstream