Lower Quarter Neurological Examination

Question 1

Nerve Root: L1

Answer 1

Dermatome: Groin
Myotome: Hip flexion

Question 2

Nerve Root: L2

Answer 2

Dermatome: Thigh
Myotome: hip flexion

Question 3

Nerve Root: L3

Answer 3

Dermatome: Anterior thigh, superior patella
Myotome: Knee extension

Question 4

Nerve Root: L4

Answer 4

Dermatome: Medial tibia, medial arch
Myotome: DF, IV
Patellar Reflex

Question 5

Nerve Root: L5

Answer 5

Dermatome: Lateral Leg, dorsum of foot
Myotome: Extension of great toe
Achilles Reflex

Question 6

Nerve Root: S1

Answer 6

Dermatome: Lateral Plantar surface of foot
Myotome: ankle PF

Question 7

Nerve Root: S2

Answer 7

Dermatome: posterior thigh, calf
Myotome: knee flexion