Norepinephrine is released from __________ nerves,causing heart rate to ______.
A) parasympathetic,increase.
B) parasympathetic,decrease.
C) sympathetic,increase.
D) sympathetic,decrease.
Correct Answer:
Verified
Q4: Norepinephrine and epinephrine open _ channels inducing
Q5: Norepinephrine agonists would increase cardiac output.
Q6: The effect of acetylcholine binding to its
Q7: What keeps the HCN channels open?
A)G-proteins
B)cAMP
C)ATP
D)Ca2+
Q8: Sympathetic stimulation of the heart will
A)increase the
Q10: Mechanisms that affect cardiac rate are said
Q11: Stroke volume is affected by all of
Q12: The cardiac control center of the _
Q13: Cardiac output increases as heart rate increases.
Q14: What type of receptors do norepinephrine and
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