Multiple Choice
What is neuroregulin (NRG) and what is its role in muscle function?
A) It is a chemical mediator that initiates signals from the anterior horn cell of the spinal card to the axon of motor nerve branches of groups of muscle fibers.
B) It is a neurotransmitter that provides a means of reporting changes in length,tension,velocity,and tone in muscles.
C) It is a proteoglycan secreted by neurons that increases acetylcholine receptors.
D) It is a mechanoreceptor that lies parallel to muscle fibers and responds to muscle stretching.
Correct Answer:
Verified
Correct Answer:
Verified
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