| Action / Condition | Nerve |
|---|---|
| Scapular Protraction (Winged Scapula) | Long Thoracic |
| Scapular Retraction | Dorsal Scapular |
| Shoulder Elevation (Shrug) | Accessory (CN XI) |
| Shoulder Abduction (0-15°) | Suprascapular |
| Shoulder Abduction (>15°) | Axillary |
| Shoulder Ext. Rotation | Suprascapular, Axillary |
| Climbing (Lat. Dorsi) | Thoracodorsal |
| Elbow Flexion (Pierces Coracobrachialis) | Musculocutaneous |
| Elbow Extension (Radial Groove) | Radial |
| Action / Condition | Nerve |
|---|---|
| Tennis Elbow (Lat. Epicondylitis/Ext) | Radial |
| Golfer's Elbow (Med. Epicondylitis/Flex) | Median (Flexors) |
| Wrist Extension (Wrist Drop) | Radial |
| Forearm Pronation | Median |
| Wrist Flexion (Medial) | Ulnar |
| Thumb Opposition (Ape Hand) | Median |
| Thumb Adduction (Froment's Sign) | Ulnar |
| Finger Abd/Adduction (Interossei) | Ulnar |
| Finger Extension (MCP) | Radial |
| Sensation: Index Finger Tip | Median |
| Sensation: Pinky Finger | Ulnar |
| Action / Condition | Nerve |
|---|---|
| Hip Flexion | Femoral |
| Hip Adduction | Obturator |
| Hip Abduction (Trendelenburg) | Sup. Gluteal |
| Hip Extension (Stand from chair) | Inf. Gluteal |
| Knee Extension | Femoral |
| Knee Flexion | Sciatic |
| Dorsiflexion (Foot Drop) | Deep Fibular |
| Foot Eversion | Superficial Fibular |
| Plantarflexion (Tiptoe) | Tibial |
| Toe Extension (Big Toe) | Deep Fibular |
| Toe Flexion (Curling) | Tibial |
| Action / Condition | Nerve |
|---|---|
| Diaphragm (Inspiration) | Phrenic |
| Cremaster Reflex | Genitofemoral |
| External Sphincter Control | Pudendal |