Nerves- Upper limb Word Scramble
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| Question | Answer |
| Brachial plexus | Path: passes lat and ant over 1st rib into the axilla Parts of the plexus: Roots>Trunks>Divisions>Cords>Branches |
| Roots of the brachial | Anterior rami of C5-8 and most of T1 |
| Trunks of the brachial plexus | Superior: C5-6 Middle: C7 Inferior: C8 and T1 |
| Divisions of the brachial plexus | Anterior and posterior division of each of the 3 trunks. |
| Cords of the brachial plexus | Lateral cord: union of ant divisions of the superior and middle trunk (C5-7) Medial cord: from anterior division of the inferior trunk (C8-T1) Posterior cord: union of all 3 posterior divisions (C5-T1) |
| Dorsal scapular nerve | Origin: C5 Innervates: Rhomboid major and minor Action: Retract and elevates the scapula Test: Pt places hand in small of back and then lifts hand away. Palpate for rhomboid activity. |
| Long thoracic nerve | Origin: C5-7 Innervates: Seratus anterior Action:Protraction and upward rotation of scapula Test: Pt performs a modified push up against the wall |
| Suprascapular | Origin: C5-6 (Superior trunk) Innervates: Supraspinatus and infraspinatus Action:Abducts and laterallr rotates shoulder Test: ???????Empty can test???cross adduction test |
| Subclavius nerve | Origin: C5-6 (Superior trunk) Innervates:Subclavius Action: Depressess clavical/ elevates 1st rib Test: |
| Lateral pectoral nerve | Origin: C5-7 (lateral cord) Innervates: Pec major Action: Add, med rotates and flexes shoulder, protracts scapula Test: |
| Musculocutaneous nerve | Origin: C8 T1 (Lateral cord) Innervates: Coracobrachialis, Biceps brachii, and Brachialis plus the skin on lateral forearm Action:Elbow flexion Test:resisted elbow flexion and cutaneous sensation |
| Medial pectoral nerve | Origin: C8 T1 (medial cord) Innervates: Pec major and minor Action:add, med rotates and flexes shoulder, protracts and depresses scapula, evlevation of ribs 3-5. Test: |
| Medial cutaneous nerve of the arm | Origin: C8 T1 Innervates: medial distal arm |
| Medial cutaneous nerve of the forearm | Origin: C8-T1 (medial cord) Innervates: Skin on medial forearm |
| Median nerve | Origin: C5-6 T1 ( medial and lateral cord) Innervates: Motor-Muscles of ant forearm (except flexor carpi ulnaris), thenar muscles of the thumb an lateral lumbricals Sesory- lateral hand Action: Test: |
| Ulnar nerve | Origin: C7-8 T1 Innervates: |
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