Root value of ankle jerk-
Correct Answer: S1
Description: Answer is D S1The ankle jerk reflex, also known as the Achilles reflex, occurs when the Achilles tendon is tapped while the foot is dorsiflexed.It is a type of stretch reflex that tests the function of the gastrocnemius muscle and the nerve that supplies it.A positive result would be the jerking of the foot towards its plantar surface.Being a deep tendon reflex, it is monosynaptic. It is also a stretch reflex.These are monosynaptic spinal segmental reflexes.When they are intact, integrity of the following is confirmed: cutaneous innervation, motor supply, and coical input to the corresponding spinal segment.This reflex is mediated by the S1 spinal segment of the spinal cord.
Category:
Medicine
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now