All preganglionic autonomic neurons secrete ___________________.
A) epinephrine
B) acetylcholine
C) nicotine
D) dopamine
Correct Answer:
Verified
Q81: Receptors can respond only to electrical stimulation.
Q89: Sensory information from the skeletal muscles enters
Q114: Which of these fibres release norepinephrine
A)preganglionic parasympathetic
Q115: The parasympathetic nervous system affects all these
Q116: Which of these systems suppress the digestive
Q117: Cardiac activity is increased when norepinephrine binds
Q118: Which of the following applies to the
Q120: All postganglionic neurons bear _.
A)alpha-adrenergic receptors
B)beta-adrenergic receptors
C)nicotinic
Q122: Which of these steps is the final
Q124: Curare blocks the action of ACh at
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