Author Question: The glottis is A) the soft tissue that hangs off the end of the soft palate. B) a flap of elastic ... (Read 67 times)

piesebel · **on:** Feb 28, 2019

The glottis is
A) the soft tissue that hangs off the end of the soft palate.
B) a flap of elastic cartilage.
C) the opening to the larynx.
D) the opening to the pharynx.
E) part of the hard palate.

Question 2

Parasympathetic effects are localized and short-lived because
A) muscarinic receptors are deactivated by norepinephrine.
B) acetylcholine is inactivated at the synapse by acetylcholinesteras e.
C) norepinephrine hyperpolarizes the postganglionic membrane.
D) norepinephrine is inactivated at the synapse by monoamine oxidase.
E) epinephrine blocks the muscarinic receptors.