The cardiac centers that control heart rate are located in the
A) cerebral cortex of the temporal lobe.
B) medulla oblongata of the brain stem.
C) pituitary gland of the diencephalon.
D) thoracic segments of the spinal cord.
Correct Answer:
Verified
Q45: Parasympathetic impulses to the SA node are
Q46: Large cardiac cells of the conducting system
Q47: Destruction of which structure will result in
Q48: The heart chamber with the thickest wall
Q49: Cells of the subendocardial conducting network
A) are
Q51: The _ receives oxygenated blood from the
Q52: Oxygen-poor blood returning to the heart enters
Q53: The left ventricular wall of the heart
Q54: Which heart chamber is most affected by
Q55: The parasympathetic fibers of the vagus nerve
A)
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