Which of the following is least true of the vagus nerve?
A) cholinergic
B) slows heart rate
C) its effect on the heart is eliminated by a beta1 adrenergic blocker
D) its transmitter is ACh
Correct Answer:
Verified
Q15: A beta₁-adrenergic agonist
A)increases heart rate.
B)causes the release
Q19: Which of the following is characteristic of
Q22: Which of the following is most descriptive
Q23: A preoperative patient received an antimuscarinic drug
Q25: Muscarinic receptors are
A)activated by norepinephrine.
B)located on the
Q26: Which group is incorrect?
A) adrenergic receptors:alpha,beta
B) cholinergic
Q27: A patient has vagally induced bradycardia (slow
Q28: Sympathetic nerve stimulation causes relaxation of the
Q29: Sympathetic nervous system stimulation causes vasoconstriction of
Q30: Vagal discharge activates
A) muscarinic receptors.
B) alpha1-adrenergic receptors.
C)
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