LE Dermatomes, Myotomes and Reflexes

Quiz yourself by guessing what should be in each of the black rectangles below before clicking on it to display the answer.

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Nerve Root

Dermatome

Myotome

Reflex

upper anterior thigh

hip flexion

NONE

middle anterior thigh (hip flexors)

hip flexion

NONE

lower anterior thigh (hip adductors)

knee extension

NONE

medial lower leg

ankle INV/DF (tibialis anterior)

patellar tendon

lateral lower leg, dorsum of foot

great toe extension (interossei)

NONE

lower leg (around lateral malleolus) and 5th MET

ankle EV/PF (peroneals)

Achilles tendon

middle posterior thigh (popliteal fossa)

ABD/ADD of toes (intrinsics)

NONE