Multiple Choice
Which of the following neurotransmitters inhibits pain and is mimicked by morphine, heroin, and methadone?
A) acetylcholine
B) nitric oxide
C) serotonin
D) endorphin
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q6: A stimulus traveling toward a synapse appears
Q16: In myelinated axons the voltage-regulated sodium channels
Q27: Cell bodies of sensory neurons may be
Q52: Select the correct statement regarding synapses.<br>A) Neurotransmitter
Q53: Which of the following is true about
Q54: The period after an initial stimulus when
Q55: Reflexes are rapid, automatic responses to stimuli.
Q58: The oligodendrocytes can myelinate several axons.
Q59: The substance released at axon terminals to
Q90: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB2805/.jpg" alt=" Figure