Which of the cardiovascular system's circuits has deoxygenated blood in its arteries?
A. Coronary circuit
B. Pulmonary circuit
C. Systemic circuit
Answer: B
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The white matter of the cerebellum forms the
A) flocculonodular lobe. B) arbor vitae. C) folia. D) vermis. E) pyramid.
Which number identifies the acromial region?
A) 3
B) 13
C) 2
D) 12
E) 1
The amount of air in excess of tidal volume that can be inhaled with maximum effort is the ________.
A. inspiratory reserve volume B. inspiratory capacity C. vital capacity D. residual volume E. expiratory reserve volume
Which membrane protein transport process plays an important role in terminating the contraction of cardiac muscle?
A. Ca 2+-ATPase pumps move Ca2+ from the T-tubule back into the sarcoplasmic reticulum. B. Na+/K+-ATPase pumps move Na+ back into the cytosol and K+ back into the T-tubule lumen. C. Ca2+-ATPase pumps move Ca2+ from the cytosol back into the sarcoplasmic reticulum. D. Na+/Ca2+-exchangers move Na+ out of the cytosol in exchange for Ca2+ movement into the sarcoplasmic reticulum. E. Na+/K+-ATPase pumps move Na+ and K+ back out of the cell.