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30 Cards in this Set
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- Back
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What are the routine views of the hand?
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PA, PA Oblique and lateral (fan for trauma)
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What are the routine views for the wrist?
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PA, PA oblique and lateral
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What are the routine views for the thumb?
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AP, PA Oblique and lateral
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The proximal process of the proximal ulna which forms the proximal portion of the trochlear notch.
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Olecranon process
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The more distal process of the proximal ulna which forms the lower portion of the trochlear notch.
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Coronoid process
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The depression on the lateral aspect of the coronoid process
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The radial notch
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Rounded end of the distal Ulna
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The head of the ulna
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Narrower conical projection on the postermedial side of the distal ulna
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Ulnar styloid process
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Proximal and distal radioulnar joints are what type of joints?
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Synovial, pivot, freely moving joints
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Humeroulnar joint is what type of joint?
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Synovial, hinge, freely moveable
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How are the humeral condyles positioned on the AP projection of the forearm?
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Parallel to the IR
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Evaluation Criteria for AP Forearm
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Partially opened elbow joint if should was placed in the same plane
Open radioulnar space Include wrist and distal humerus |
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Metocarpalphalangeal joints are what type of joint?
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Condyloid (ellipsoid)
Flexion/extension, abduction/adduction and circumduction |
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CR is directed where on the PA of the hand?
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To the 3rd metacarpalphalangeal joint
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Technique for a PA and oblique hand.
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3 mas @ 60 kv
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Technique for the lateral hand
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5 mas @ 60 kv
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For a PA projection of the 3rd digit, where is the CR directed?
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Perpendicular to the proximal interphalangeal joint (PIP).
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Name the carpal bones - both names
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PROXIMAl ROW:
Scaphoid - Navicular Lunate - Semilunar Triquetrum - Triangular Pisiform (most anterior carpal) DISTAL ROW: Trapezium - Greater Multangular Trapeziod - Lesser Multangular Capitate - Os Magnum Hamitate - Unciform |
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Which carpal bone is the largest?
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The Capitate (Os Magnum)
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Intercarpal joints are what type of joints?
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Gliding, sliding
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The radiocarpal joint is what type of joint?
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Condyloid, allows flexion, extension, abduction, adduction and circumduction
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What is the articulation of the Radiocarpal joint?
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The distal radius with the proximal row of carpals (navicular, lunate and triquetrum)
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Technique for the PA and oblique of the wrist?
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3 @ 60
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Technique for the lateral wrist?
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4 @ 60
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What view of the wrist best demonstrate the navicular (scaphoid)?
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PA projection with Ulnar Deviation
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Evaluation criteria for the PA of the wrist
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Distal radius, ulna, carpals and proximal half of the metacarpals
No rotation in carpals, metacarpals or radius Open radioulnar joint space |
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Evaluation criteria for the lateral wrist
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Distal radius and ulna, carpals and proximal half of metacarpals
Superimposed distal radius and ulna Superimposed metacarpals |
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A 20-degree angulation of the wrist which places the scaphoid at right angles to the CR so that it is projected without self-superimposition is called the ______________
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Stecher Method - PA Axial projection
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Evaluation Criteria for the PA hand
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No rotation of the hand
Open MCP and IP joints Slightly separate digits with no soft tissue overlap |
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Evaluation Criteria for the Oblique Hand
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Minimal overlap of the 3rd, 4th and 5th metacarpal shafts
Slight overlap of the metacarpal bases and heads Separation of the 2nd & 3rd metacarpals Open IP and MCP joints |
