NEUROBIOLOGY OF THE BRAIN UPDATED
ACTUAL QUESTIONS AND CORRECT
ANSWERS COMPLETE STUDY GUIDE
●● Which components determine whether a nerve impulse is transmitted
across the synapse?
Select all that apply.
a. Enzymes
b. Fascicles
c. Receptors
d. Axon hillock
e. Myelin sheath
f. NOT SURE
Answer: a
c
●● Which statement about neurons is correct?
a. Neurons have several axons.
b. Neurons are referred to as "auto cells."
c. Neurons are all the same size and shape.
d. Neurons communicate with other cells in the body.
Answer: d
, ●● Which chemical messenger is triggered when the action potential
reaches the terminal buttons?
a. Serotonin
b. Dopamine
c. Glutamate
d. Neurotransmitters
Answer: d
●● Which describes the monoamine neurotransmitter group?
a. Balances dopamine
b. Increased levels reduces anxiety
c. Prolonged increase kills neurons
d. Influences arousal, emotion, and cognition
Answer: d
●● Which neurotransmitter has been implicated in Alzheimer's disease?
a. GABA
b. Histamine
c. Acetylcholine
d. Norepinephrine
Answer: c
ACTUAL QUESTIONS AND CORRECT
ANSWERS COMPLETE STUDY GUIDE
●● Which components determine whether a nerve impulse is transmitted
across the synapse?
Select all that apply.
a. Enzymes
b. Fascicles
c. Receptors
d. Axon hillock
e. Myelin sheath
f. NOT SURE
Answer: a
c
●● Which statement about neurons is correct?
a. Neurons have several axons.
b. Neurons are referred to as "auto cells."
c. Neurons are all the same size and shape.
d. Neurons communicate with other cells in the body.
Answer: d
, ●● Which chemical messenger is triggered when the action potential
reaches the terminal buttons?
a. Serotonin
b. Dopamine
c. Glutamate
d. Neurotransmitters
Answer: d
●● Which describes the monoamine neurotransmitter group?
a. Balances dopamine
b. Increased levels reduces anxiety
c. Prolonged increase kills neurons
d. Influences arousal, emotion, and cognition
Answer: d
●● Which neurotransmitter has been implicated in Alzheimer's disease?
a. GABA
b. Histamine
c. Acetylcholine
d. Norepinephrine
Answer: c