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43 Cards in this Set
- Front
- Back
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FOOSh
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Falling on Outstretched hand
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What bone commonly breaks in a FOOSH fall
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the scaphoid
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What allows our hand to have ifull ROM
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the wrist joints and bones. THey are extremely mobile
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What is the wrist made up of
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carpal bones- 8 small bones
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Where are the metacarpal bones
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long bones Under the palm
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What is the reasoning for the wrist being so complicatied?
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every small bone forms a joint with the bone next to it
-ligaments connect all of the small bones to each other and to the radius and ulna |
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What is a displaced fx?
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and serpation between two pieces of bones
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how many rows of carpal bones are there?
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2
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What is another name for the scaphoid
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Navicular- most frequently fx
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Why do the fingers drift with arthritis
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because the biomechanics are thrown off and shifts all of the bones "stacking blocks"
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What is the most frequently dislocated bone?
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Lunate- means moon shaped
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What bone occupies most of the ulnar side of the wrist
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triquetrum
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Where does the carpal ligament attach
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Hamate
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What is the largest of the carpal bones?
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Capitate-means "head"
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Where is the axis for all wrist rotation movements?
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the capitate
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What bone rests on the triquetrums palmar surface
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the pisiform
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what is the prime source for stability for the joint
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ligaments
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if someone complains of pain in the ulnar aspect of the wrist..it is most likely
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TLC (Triangular Fibrocartilage Complex)
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Extrinsic Ligaments
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have attachemnts to the radius, ulna (aka TLC)
between the distal ends of the R & U |
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Where do the Intrinsic Ligaments attach
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both proximal and distal attachments are on carpal bones
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Long Intrinsic Ligaments
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Palmar Intercarpal
Dorsal Intercapral |
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Intermediate ligaments (Intrinsic)
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Lunotriquetral
Scapholunate Scaphotrapezial |
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Normal Wrist Flexion (ROM)
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0-80
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Normal Wrist Ext (ROM)
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0-70
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Normal Range Radial Deviation
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0-20
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Ulnar deviation (ROM)
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0-30
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Primary Wrist Ext.
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Extensor carpi radialis longus/brevis
Extensor carpi ulnaris |
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2ndary Wrist Ex.
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Extensor digitorum communis
Extensor indicis Extensor digiti minimi Extensor pollicis longus |
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Primary wrist Flexors
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Extensor digitorum communis
Extensor indicis Extensor digiti minimi Extensor pollicis longus |
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2ndary wrist flexors
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Flexor digitorum profundus
Flexor digitorum superficialis Flexor pollicis longus |
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Radial Deviators
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Extensor carpi radialis longus
Extensor carpi radialis brevis Extensor pollicis longus Extensor pollicis brevis Flexor carpi radialis Abductor pollicis longus Flexor pollicis longus |
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Ulnar Deviators
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Extensor carpi ulnaris
Flexor carpi ulnaris |
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Colles Fx
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Fx of the distal end of the radius
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Avascular Necrosis
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serious injury that often happens around the scaphoid in a wrist fx due to comprimzed blood flow
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Where is the antomic snuff box
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on the radial aspect of the dorsum of the wrist.
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Kienbock's disease
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condition in which one of the bones in the wrist loses its blood supply and dies. Cuases pain and stiffness in the wrist and ROM. Causes other bones to shift
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TFC injury intervention
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Long arm cast-immobilization (4-6 weeks)
NSAIDS PT |
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Carpal Tunnel Syndrome (CTS)
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muscle in the hand wastes away and compresses (entrapement) the median n.
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Test for CTS
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Phalen's test
Tinels Test |
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signs and symtoms of CTS
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aching ventral aspect of wrist
paain in epicondylr region weakness, clumsiness |
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Scapholunate Collapse (SLAC)
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Degenerative arthritis
-No differentiation between the bones of the wrist. |
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SNAC
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Scaphoid nonunion adnvanced collapse- happens in SLAC wrist
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Volar SUbluxation of the wrist
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volar slippage of the carpal bones..can affect the extensors and literally saw them off causing the pt to have wrist drop
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