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Bones of the Upper Limb definitions

컨트롤 버튼이 '내비게이션' 모드로 변경되었습니다.
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  • Humerus
    The large bone of the upper arm, forming a ball and socket joint with the shoulder.
  • Radius
    Forearm bone on the thumb side, notable for its round head allowing hand rotation.
  • Ulna
    Forearm bone on the pinky side, forming a hinge joint with the humerus.
  • Pectoral Girdle
    The set of bones connecting the upper limb to the axial skeleton.
  • Glenoid Cavity
    The part of the scapula that forms the socket for the humerus.
  • Carpals
    Eight short bones forming the wrist, connecting to the radius and ulna.
  • Metacarpals
    Five long bones of the hand, numbered from thumb to pinky.
  • Phalanges
    Fourteen bones in the fingers, with three in each finger except the thumb.
  • Ball and Socket Joint
    A joint allowing multidirectional movement and rotation, as in the shoulder.
  • Hinge Joint
    A joint allowing movement in one plane, like the elbow.
  • Anatomical Position
    Standard body position with palms forward and thumbs out.
  • Proximal Phalanx
    The first bone in each finger, closest to the hand.
  • Middle Phalanx
    The second bone in each finger, absent in the thumb.
  • Distal Phalanx
    The last bone in each finger, furthest from the hand.
  • Diaphysis
    The shaft of a long bone, such as those in the metacarpals.