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Upper extremity > Elbow forearm wrist Joints/bones > Flashcards

Elbow forearm wrist Joints/bones Flashcards

1
Q

Humero-ulnar Joint
Structure & function

A
  • Structural classification: synovial
  • Functional classification: hinge
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2
Q
  • Articulation between: trochlea of humerus and trochlear
    fossa of ulna
A

Humero-ulnar Joint

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3
Q

Humero-radial Joint
Structure & function

A
  • Structural classification: synovial
  • Functional classification: hinge/pivot
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4
Q
  • Articulation between: capitulum of humerus and superior
    surface of radial head
A

Humero-radial Joint

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5
Q

Proximal Radio-ulnar Joint
Structure & function

A
  • Structural classification: synovial
  • Functional classification: pivot
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6
Q
  • Articulation between: radial notch of ulna and medial aspect
    of radial head
A

Proximal Radio-ulnar Joint

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7
Q
  • Wraps around radial head
  • Attaches to superior and inferior aspects of the radial notch of
    the ulna
A

Annular Ligament

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8
Q

Annular Ligament

A
  • Functions to stabilize and increase articulating surface of
    PRU joint
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9
Q

Collateral Ligaments

A
  • Medial Collateral ligament: Thickening of medial joint capsule
  • Lateral Collateral Ligament: Thickening of lateral joint capsule
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10
Q
  • Articulation between: radial notch of ulna and medial aspect
    of radial head
A

Proximal Radio-ulnar Joint

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11
Q

Proximal Radio-ulnar Joint
Structure & Function

A
  • Structural classification: synovial
  • Functional classification: pivot
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12
Q

Distal Radio-ulnar Joint
Structure & Function

A
  • Structural classification: synovial
  • Functional classification: pivot
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13
Q
  • Articulation between: the head of the ulna and the ulnar
    notch of the radius
A

Distal Radio-ulnar Joint

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14
Q

Radiocarpal (Wrist) Joint
structure and funtion

A
  • Structural classification: synovial
  • Functional classification: ellipsoidal or condyloid (synonyms)
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15
Q
  • Articulation between: distal surface of radius, scaphoid, and
    a portion of the lunate
A

Radiocarpal (Wrist) Joint

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16
Q

*there is no direct
contact between the ulna and the carpals so this is situated between the distal ulna and the triquetral and a
portion of the lunate

A

Articulation Disc

17
Q
  • Strong band of connective tissue on palmar surface of hand
  • Provides conduits for the tendons of the flexor muscles
  • Creates the ceiling of the carpal tunnel
A

Flexor Retinaculum

18
Q
A

Upper extremity (6 decks)

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