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61 Cards in this Set
- Front
- Back
How many carpal bones are located in the wrist? |
8 |
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The carpal bones are classified as what type of Bones? |
Short bones |
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The carpal bones of the wrist form what type of joints? |
Amphiarthrodial fibrous joints |
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The intercarpal joints of the wrist are termed ---- or ---- joints |
Plane or gliding |
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Name the carpal bones in the proximal row laterally to medially |
Scaphoid, lunate, triquetrum, and pisiform |
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Another name for the scaphoid bone |
Navicular |
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Alternate name for the lunate bone |
Semi-lunar |
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Alternate name for the triquetrum |
Triquetra |
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Which bone of the wrist is boat-shaped and the largest bone in the proximal row? |
Scaphoid/ navicular |
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The scaphoid articulates proximally with what bone? |
Radius |
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The scaphoid bone articulates medially with which bone(s)? |
Lunate & capitate |
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The scaphoid articulates distally with which bone(s)? |
Trapezium and trapezoid |
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Which bone is most often fractured of the carpals |
Scaphoid |
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Which carpal bone is a half moon shape? |
Lunate |
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The lunate articulates approximately with what? |
Radius |
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The lunate articulates laterally with what? |
Scaphoid |
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The lunate articulates medially with what? |
Triangular or triquetrum |
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The lunate articulates distally with what? |
Capitate and Hamate |
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Which carpal bone is pyramidal in shape? |
Triquetra |
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The triquetral articulates with which bone on its lateral side? |
Lunate |
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The triquetra articulates with what bone anteriorly? |
Pisiform |
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The triquetrum articulates distally with what? |
Hamate |
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The triquetrum is separated from the ulna by what? |
Articular disc |
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What is the smallest of the carpal bones? |
Pisiform |
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The pisiform lies anterior to what? |
Triquetrum |
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Distal carpal row lateral to medial |
Trapezium, trapezoid, capitate, Hammett |
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Alternate name for trapezium, trapezoid, capitate, and hamate |
Greater multi angular, lesser multi angular, capitatum/os Magnum, unciform |
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The trapezium articulates with what proximally? |
Scaphoid |
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The trapezium articulates with what bone medially? |
Trapezoid |
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The trapezium articulates with what distally? |
First metacarpal |
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What must always be included on views of the thumb? |
Trapezium |
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Smallest bone in the distal carpal row |
Trapezoid |
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The trapezoid articulates proximally with what? |
scaphoid |
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They trapezoid articulates laterally with what? |
Trapezium |
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A trapezoid articulates medially with what? |
Os magnum/capitate |
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The trapezoid articulates distally with what? |
Metacarpal |
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Largest of all carpal bones |
Capitate |
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The capitate articulates approximately with what? |
Scaphoid and lunate |
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The capitate articulates distally with which metacarpals? |
Second third and fourth |
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The capitate articulates laterally with what and medially with what? |
Trapezoid and hamate |
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Which carpal bone is most often dislocated? |
Capitate |
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The hamate articulates proximally with what? |
Lunate |
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The hamate articulates medially with what and laterally with what? |
Triquetrum and capitate |
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The hamate articulates distally with what? |
Fourth and fifth metacarpal |
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What appears as a superimposed density on the PA image of a wrist? |
Hook of hamate |
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For a PA image of the wrist how many inches do you collimate proximally and distally? |
2.5" |
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For a PA oblique image of the wrist do you rotate laterally or medially? |
Laterally |
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True or false. The ulna and carpals form a joint |
False |
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The ulna forms what type of joint distally? |
Freely movable synovial/pivot |
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The radius forms what type of joint proximally with the humerus? |
Freely movable synovial / hinge |
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The radius forms what type of joint with the ulna? |
Freely movable synovial pivot type joint |
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How many joints make up the elbow? |
3 |
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The humerus and ulna and the capitulum of humerus and radial head join to form what type of joints? |
Synovial hinge joint allow for flexion extension and supination pronation |
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Where are the elbow pads found? |
Anterior fat pad is found in the coronoid and Radial fossa while the posterior fat pad is found in the olecranon fossa |
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The central Ray and a lateral elbow should be how many inches medial to the olecranon process? |
1.5" |
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For a lateral elbow image which other two bones need to be in the same plane? |
Humerus and forearm |
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What type of oblique turn is this? |
External |
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What type of elbow image is this? |
Internal oblique |
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Which type of fracture is this? |
Colles fracture |
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What type of fracture is this? |
Torus fracture |
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What type of fracture? |
Green stick fracture |