NR546 Week 2: Test Your Knowledge Quiz

NR546 Week 2: Test Your Knowledge Quiz

Question 1
Human central nervous system communication at synapses is which of the following?
retrograde
electrical
chemical
ionic
Question 2
Which of the following is a prominent CYP enzyme in the body and what is it responsible for?
CYP3A4 – responsible for metabolism of a number of medications
CYP2A4- responsible for the excretion of a number of medications
CYP2C4 – responsible for the excretion of a number of medications
CYP3C4 – responsible for the metabolism of a number of medications
CYP 3A4 is one of the 5 most important NT which include CYP 1A2, 2D6, 2C9, 2C19,
3A4. Dosing adjustments may be required.
Question 3
Which of the following are involved in regulating neurotransmission via excitation secretion coupling?
voltage-sensitive sodium channels and voltage-sensitive calcium channels
voltage-sensitive calcium channels
voltage-sensitive calcium channels and voltage-sensitive potassium channels                    voltage-sensitive sodium channel

Question 4
Which is a first messenger?
neurotransmitter
G protein
transcription factor
enzyme
G protein linked systems and ion channel linked cascades are triggered by
neurotransmitters.
Question 5
Which of the following is an excitatory neurotransmitter?
gamma-aminobutyric acid
glutamate
serotonin
acetylcholine………………………………………….ALL CORRECT ANSWERS FOR $5