HSS 2111 Lecture Notes - Lecture 10: Extensor Carpi Muscle, Scaphoid Fracture, Carpal Tunnel
Document Summary
Functions of the shoulder: two components of the glenohumoral (gh) joint: Synergistic positioning of the segments to allow more ef cient performance of the primary purpose: most movements at ac joint, at sc joint, small gliding movements occur. If sternal end depresses, acromial end will elevate. Fractures of the wrist and hand: nger fractures: can involve any of the phalanges in ngers or thumb. Splint, may need pin/wire, screw is for severe fracture: boxer"s fracture: fracture of the 5th metacarpal due to force against solid object with clenched st, scaphoid fracture: during wrist extension and falling on outstretched hand. Tendonitis: signs and symptoms: aching pain in the wrist that worsens with gripping, rapid movements, or movements in beyond rom. Most common in the wrist: base of thumb (near anatomical snuffbox), back of wrist, and front of wrist (palmar side: treatment: rice, anti-in ammatory, finklesteins" test (special test): ulnar deviation with thumb under the ngers in a st.