Myotomes, Dermatomes, Reflexes, and Heart Rate (PDF)

**Myotomes & Dermatomes & Reflexes & Heart Rate** **Dermatomes** Script: Upper Body C1: Top of Head C2: Back of Head to Forehead C3: Back to front of Neck C4: Neck to Collarbone C5: Top of Shoulder to Cross Wrist C6: Top of shoulder to Wrist (Base of Metacarpal) to tip of pointing finger C...

**Myotomes & Dermatomes & Reflexes & Heart Rate** **Dermatomes** Script: Upper Body C1: Top of Head C2: Back of Head to Forehead C3: Back to front of Neck C4: Neck to Collarbone C5: Top of Shoulder to Cross Wrist C6: Top of shoulder to Wrist (Base of Metacarpal) to tip of pointing finger C7: Wrist (Base of metacarpal) to middle finger C8: Medial upper arm to pinky finger. T1: Forearm to Wrist Lower body: L1: Groin area L2: Upper anterior thigh L3: Lower anterior thigh L4: Medial side of the lower leg L5: Lateral side of the lower leg and dorsum of the foot S1: Lateral aspect of the foot and heel S2: Posterior thigh S3-S5: Perianal area **Myotomes** Script: Instructions: - Client must close their eyes - Be seated - Used to measure sensory Upper Body C1-C2: Neck flexion C3: Neck side flexion C4: Shoulder elevation C5: Shoulder abduction C6: Elbow flexion and wrist extension C7: Elbow extension and wrist flexion C8: Thumb extension and ulnar deviation T1: Finger abduction Lower Body L1-L2: Hip flexion L3: Knee extension L4: Ankle dorsiflexion L5: Big toe extension S1: Ankle plantarflexion and eversion, hip extension S2: Knee flexion **Reflex** [Jaw Reflex] Cranial Nerve 8 Pointed Part of Tool Client is seated. Open mouth slightly as if sipping water. RMT places thumb on chin, then hits thumb. Reflex -- Mouth open or closes slightly. [Bicep Reflex] Cranial Nerve 5 Pointed part of tool Client is seated. Use thumb to find bicep tendon in the bicipital groove of GH. Keep thumb on tendon and hit thumb that is on tendon. Hold arm from the elbow and have their hand completely relaxed. [Brachioradialis:] Cranial Nerve 6 Flat side of tool Client is seated. Hit on tendon near styloid process of radius on lateral forearm. Reflex -- Radial Deviation. [Triceps:] Cranial Nerve 7 Pointed? Client arm is abducted and rotated medially downward. Hit above olecranon (1 finger width upward) Reflex -- Elbow extension. [Patellar Reflex (Knee-Jerk Reflex)] Nerve: Femoral Nerve (L2-L4) Tool: Pointed or flat side of tool Procedure: Client is seated with legs dangling freely. The therapist taps the patellar tendon just below the kneecap. Reflex: Knee extension. [Achilles Reflex (Ankle-Jerk Reflex)] Nerve: Tibial Nerve (S1-S2) Tool: Pointed or flat side of tool Procedure: Client is seated with feet dangling or lying prone with feet hanging off the table. The therapist dorsiflexes the foot slightly and taps the Achilles tendon. Reflex: Plantarflexion of the foot. **Pulse** Temporal: Slightly anterior to the external auditory meatus. - anterior of the ear Common Carotid: Lateral to the Thyroid cartilage. - asK client To swalloio lateral of Proximal Brachial: Just medial to the Coracobrachialis - Medial 2\" lower than aimpit 4. Brachial: Medial to the biceps Tendon. bicep tendon Abdominal: Slightly superior and lateral(to the left)of the umbilicus. - UP and left from belly button Radial: Just Lateral to the flexor carpi radialis tendon. Laterail side of arm. Ulnar: Just lateral to the flexor carpi ulnaris tendon. medial side of 8. arm ) Femoral: Just inferior to the midway point on the inguinal ligament. (.) Popliteal: Inferior portion of the popliteal fossa. Posterior Tibial: Between Medial Malleolus & the Achilles tendon. (11) Dorsalis Pedis: Just Lateral to extensor Hallucis longs tendon.