Wrist and Hand

Metacarpals: -metacarpals are numbered ___-___ beginning at the ___ side of the hand -the ___ portion of the metacarpal articulates with the proximal ___

1, 5, thumb, distal, phalanx

there are ___ phalanx per hand

14

there are ___ phalanges and 1 ___ per hand

4, thumb

death due to lack of blood flow; scaphoid is most common in wrist

avascular necrosis

happens to the fourth or fifth metacarpal bones; happens from punching or hitting a hard object

boxer's fracture

Scaphoid: -important ___ bone -it has a ___ supply on only ___ end and therefore has difficulty ___ when ___ -can be located in your "___ ___"

carpal, blood, one, healing, fracture, snuff box

Wrist ligaments: -the wrist is stabilized by ___ ligaments ___ and ___ -ulnar collateral ligament attaches the distal end of ulna to the ___ and ___ -radial collateral ligament attaches the distal end of the radius to the ___ and ___ bones

collateral, medially, laterally, triquetrum, pisiform, trapezium, scaphoid

distal forearm when both the radius and ulna fracture from foosh (wrist extended); arm bends into extension

colles' fracture

what is DIP and where is it located

distal interphalangeal joint (nail area on finger)

Phalanges: -___ in the hand are named for the ___ that compose them and whether they are ___ or ___ -fingers ___- ___ have a MCP, DIP, PIP

joints, bones, distal, proximal, 2, 5,

what is MCP and where is it located

metacarpophalangeal joint (knuckle)

1 phalange bone is called a

phalanx

what is PIP and where is it located

proximal interphalangeal joint (below nail on finger)

name the bones that allow wrist movement (know in order)

scaphoid, lunate, triquetrum, pisiform, trapezium, trapezoid, capitate, hamate SALLY LEFT THE PARTY TO TAKE CATHY HOME

distal forearm when both radius and ulna fracture from foosh (wrist flexed); arm bends into flexion

smith fracture

Phalanges ligaments: -___ has several ligaments -___ collateral ligament -___ collateral ligament

thumb, ulnar, radial

the ___ is made up of ___ ___ shaped bones, also known as ___, that are in between the radius/ulna and the ___ of the hand

wrist, 8, irregular, carpals, metacarpals