The heart
A) will contract as a result of stimuli from the sinoatrial node.
B) contracts only as a result of nerve stimulation from the central nervous system.
C) is activated primarily through the autonomic nervous system.
D) pulse is primarily under the control of the atrioventricular node.
E) is completely independent of all nervous control.
Correct Answer:
Verified
Q18: The thick wall that separates the heart
Q19: Blood moves most slowly through
A) arteries.
B) capillaries.
C)
Q20: The tough, fibrous sac that surrounds, protects
Q21: The diastolic pressure for a normal young
Q22: Systolic pressure is
A) the lowest blood pressure
Q24: Blood passing through the capillary beds of
Q25: Which of the following statements is true?
A)
Q26: Which of the following is NOT found
Q27: The nervous system
A) acts only to adjust
Q28: The aorta leaves the
A) left atrium.
B) right
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