Objective 14 - Dermatomes, Myotomes, DTRs Flashcards
Myotome: C5
Muscle? Action?
Biceps brachialis
Elbow flexors
Myotome: C6
Muscle? Action?
Extensor carpi radialis
Wrist extensors
Myotome: C7
Muscle? Action?
Triceps
Elbow extensors
Myotome: C8
Muscle? Action?
Flexor digitorum profundus
Finger flexors
Myotome: T1
Muscle? Action?
Abductor digiti minimi
Small finger abductor
Myotome: L2
Muscle? Action?
Iliopsoas
Hip flexors
Myotome: L3
Muscle? Action?
Quadriceps
Knee extensors
Myotome: L4
Muscle? Action?
Tibialis anterior
Ankle dorsiflexors
Myotome: L5
Muscle? Action?
Extensor hallucis longus
Long toe extensors
Myotome: S1
Muscle? Action?
Gastrocnemius
Ankle plantarflexors
DTR: Biceps
Muscles?
Spinal segment? Peripheral nerve?
Biceps brachii
C5
Musculocutaneous N.
DTR: Brachioradialis
Muscles?
Spinal segment? Peripheral nerve?
Bracioradialis
C6
Radial
DTR: Triceps
Muscles?
Spinal segment? Peripheral nerve?
Triceps brachii
C7
Radial
DTR: Patellar
Muscles?
Spinal segment? Peripheral nerve?
Quadriceps femoris
L4
Femoral
DTR: Babinski
Muscles?
Spinal segment? Peripheral nerve?
Toe extensor
L4-L5, S1-S2
Tibial