Spinal Interneurons Prevent Muscle Antagonists from Interfering with an Intended

question 55

Multiple Choice

Spinal interneurons prevent muscle antagonists from interfering with an intended movement by

• A) initiating a crossed extensor reflex.
• B) initiating a stretch reflex.
• C) initiating a tendon reflex.
• D) the process of reciprocal inhibition.
• E) activating reverberating circuits.

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Definitions:

ATP Energy

The primary energy carrier in all living organisms, ATP (adenosine triphosphate) provides energy for various biological processes by releasing energy when it's broken down into ADP (adenosine diphosphate).

Motor Recruitment

Motor recruitment is the process by which muscles increase their force of contraction by activating more motor units.

Acetylcholine

A neurotransmitter and chemical that motor neurons of the nervous system release in order to activate muscles.

Secretion

The process by which substances are produced and discharged from a cell, gland, or organ for a particular function in the organism or for excretion.