front 1 Damage to the axillary nerve presents after what with what? | back 1 Fracture surgical neck of humerus Anterior dislocation of humerus Flattened deltoid/loss of abduction >15 degrees loss of sensation over deltoid and lateral arm |
front 2 Damage to musculocutaneous nerve presents how? | back 2 Upper trunk compression (C5-C7) Loss of forearm flexion/supination Loss of sensation over lateral forearm |
front 3 Damage to the radial nerve presents how? | back 3 Mid shaft humerus fracture compress of axilla(Saturday night palsy) decrease grip strength loss of senstation over posterior arm/forearm dosal hand |
front 4 Median nerve damage cause and findings? | back 4 Supracondylar fracture or humerus Carpal tunnel or wrist laceration APE/Pope's blessing wrist flexion, thumb, 2,3 digit Loss of sensation over 1,2,3 and 1/2 4 digit Tinel sign + |
front 5 Ulnar nerve damage cause and findings? | back 5 Fracture of medial epicondyle Fracture hook of hamate Claw hand/radial deviation of wrist with flexion Loss of sensation over the 1/2 4 and 5 digit |
front 6 Recurrent branch of median nerve | back 6 Superficial laceration of palm Ape hand loss of thenar muscle group NO SENSATION loss |
front 7 Brachial plexus is made up of which nerve roots? | back 7 C5-T1 |
front 8 What is the composition of the long thoracic nerve? | back 8 C5-C5-C7 roots |
front 9 draw the brachial plexus | back 9 |
front 10 What is Erb palsy(waiter's tip)? Injury Cause muscle function presentation | back 10 UPPER roots C5-C6 (traction injury) Causes: Infants traction neck Muscle: Deltoid/Supraspinatus/Infraspinatus/Biceps Function Look at the picture abduction/Lateral rotation/ flexion/supination |
front 11 What is the Klumpke palsy? | back 11 Klumpke monkey (Lower traction injury C8-T1) Cause: Upward force on delivery(grapping a tree) Muscle: Intrinsic hands muscles Presents: Total claw hand |
front 12 Thoracic Outlet Syndrome(TOS) | back 12 Compression of lower trunk and subclavian vessels Cause: Cervical rib/Pancoast tumor Similar to Klumpke |
front 13 Winged scapula | back 13 Nerve: Long thoracic (C5-C7) Cause: Axillary node dissection /Stab Muscle: Serratus anterior Function: unable to anchor scapula to thoracic cage |
front 14 Hand lesions | back 14 The more distal the lesion the worse it is the more proximal the better because more nerve fibers contribute to the action of the muscle |
front 15 Where are the thenar and hypothenar eminence on the hand? | back 15 Thenar is lateral Hypothenar is medial |
front 16 What muscles compose the thenar eminece? | back 16 OAF (pollicis means thumb) Abductor pollicis brevis Flexor pollicis brevis |
front 17 What muscles make up the hypothenar emience? | back 17 OAF (digiti minimi means pinky finger) Opponens digiti minimi Abductor digiti minimi Flexor digit minimi |
front 18 What muscles adduct the fingers and which muscles abduct the hand? | back 18 DAB = Dorsal interossei - ABduct PAD = Palmar interossei - ADDuct |
front 19 What do the lumbrical muscles do in the hand? | back 19 flex at MCP Extend PIP/DIP |