Which of the Following Is True About α Motoneurons

question 3

Multiple Choice

Which of the following is true about α motoneurons?

• A) They make synaptic contact with intrafusal muscle fibers.
• B) They make synaptic contact with joints, thereby regulating the force that the muscle is capable of exerting.
• C) They sense stretch of the muscle.
• D) They are the presynaptic endings that comprise the neuromuscular junction.
• E) They are the postsynaptic endings that comprise the neuromuscular junction.

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