1) What nerve causes the platellar reflex? 2)Please describe what a patient’s pl

Question

1) What nerve causes the platellar reflex?
2)Please describe what a patient’s platellar reflex would look like with damage at different points of the reflex arc.
At nerve:
At L3-4:
At T11: 1) What nerve causes the platellar reflex?
2)Please describe what a patient’s platellar reflex would look like with damage at different points of the reflex arc.
At nerve:
At L3-4:
At T11:
2)Please describe what a patient’s platellar reflex would look like with damage at different points of the reflex arc.
At nerve:
At L3-4:
At T11: 2)Please describe what a patient’s platellar reflex would look like with damage at different points of the reflex arc.
At nerve:
At L3-4:
At T11:
At nerve:
At L3-4:
At T11:

Explanation / Answer

1.patellar or knee jerk reflex is a monosynaptic, stretch reflex which tests L2,3,4 segments of spinal cord.after the tap the leg is normally extended once and comes to rest after it.

Nerve involved in patellar reflex is femoral nerve.

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