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1. The vestibular nuclei are located within the left and right brainstem or vest

ID: 50042 • Letter: 1

Question

1. The vestibular nuclei are located within the left and right

brainstem or   vestibulocerebellum

2. The premotor neurons that enable posture control are found within the

motor cortex

brainstem

3. The motor neurons that enable posture control are found within the

brainstem

spinal cord

4. Do the motor nuclei within the spinal cord contain - as well as -motor neurons?

yes or no

5. Locomotion depends upon the timed contraction and relaxation of opposing muscles within a limb. This enables each limb to move through a cycle composed of a stance and swing phase. Which phase enables contact with the ground?

stance

swing

6. Which phase repositions the limb for the next step?

stance phase or swing phase

Explanation / Answer

ans1----- there are four vestibular nuclei present in the brain stem.

ans 2 ------ premotor neurons are present brainstem.

ans 3 ---- they are located in the brain stem.

ans 4 --- yes , spinal cord has both alpha and gamma motor neurons even it has beta neurons also.

ans 5 ----- stance phase

ans 6 ---- swing phase