NURS 6630 PSYCHOPHARMACOLOGY MIDTERM 2026 COMPLETE PMHNP PHARMACOLOGY

NURS 6630 PSYCHOPHARMACOLOGY
MIDTERM 2026 COMPLETE PMHNP
PHARMACOLOGY MIDTERM PREPARATION
AND STUDY MATERIALS

◉ The _______ contains the nucleus, which in turn contains pairs of
_______.
Select one:
a. axon hillock; chromosomes
b. soma; chromosomes
c. cell body; ribosomes
d. soma; ribosomes
Answer: soma; chromosomes


◉ Action potentials are first generated at the axon hillock because
this is where _______ are located.
Select one:
a. non-gated K+ channels
b. Na+/K+ pumps
c. transporters
d. voltage-gated Na+ channels

,Answer: voltage gated Na+ channels


◉ The most common type of synapse in the brain is the _______
synapse.
Select one:
a. axoaxonic
b. axosomatic
c. presynaptic inhibition
d. axodendritic
Answer: axodendritic


◉ The primary "input zone" of the neuron is generally considered to
be the
Select one:
a. axon.
b. axon collaterals.
c. soma.
d. dendrites.
Answer: dendrites


◉ The direct effect of depolarization of the presynaptic nerve
terminal by the action potential is the

, Select one:
a. opening of voltage-gated Ca2+ channels.
b. docking of vesicles at the active zones.
c. packaging of neurotransmitter into vesicles.
d. activation of autoreceptors.
Answer: opening of voltage gated ca2+ channels


◉ The area postrema and the median eminence represent areas in
the brain where the _______ is not complete.
Select one:
a. cerebrospinal fluid
b. choroid plexus
c. blood-brain barrier
d. phospholipid membrane
Answer: blood brain barrier


◉ In a myelinated axon, action potentials are regenerated
Select one:
a. all along the axon.
b. at the terminal buttons.
c. at the axon hillock.
d. at gaps in the myelin known as nodes of Ranvier.