A heart rate above 100 beats per minute is called
A) tachycardiA.
B) fibrillation.
C) bradycardia.
D) ectopic.
Correct Answer:
Verified
Q41: The amount of blood pumped out of
Q42: The cardioregulatory center is located in the
A)cerebrum.
B)cerebellum.
C)medulla
Q44: Sympathetic stimulation of the heart causes the
Q49: During atrial systole,the AV valves are _
Q51: Cardiac output is equal to
A)heart rate
Q53: The cardiac output is dependent on
A)heart rate.
B)respiration
Q54: Which chambers contract simultaneously?
A)two atria
B)right atrium and
Q59: Which of the following does NOT affect
Q61: _ handle tissue exchange.
A)Veins
B)Arteries
C)Capillaries
Q75: The adjustment of the contraction of the
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