Joints Classified by Shapes and Motions Allowed Flashcards

1
Q

Translators motion across flat joint surfaces in opposition

A

Plane synovial joint

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2
Q

Plane synovial joint example

A

Zygapophyseal joint

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3
Q

Unilateral joint allowing motion with one degree of freedom

A

Ginglymus (hinge) joint

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4
Q

Ginglymus joint example

A

Elbow joint

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5
Q

Joint that only allows (uniaxial) rotation of a bone around a single axis

A

Trochoid (pivot) joint

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6
Q

Trochoid joint examples

A
  • Medial atlantoaxial joint
  • Radioulnar joint
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7
Q

Joint with two convex condyles articulating with two concave joint surfaces

A

Bicondyloid joints

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8
Q

Bicondyloid joint movement

A

Mostly uniaxial with some rotatory movement

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9
Q

Bicondyloid joint examples

A
  • Femoral condyles and tibial plateau
  • Temperomandibular joint
  • Atlantooccipital joint
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10
Q

Oval ellipsoid convex surface articulates with oval ellipsoid concave surface

A

Ellipsoid (condyloid) joints…😑

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11
Q

Ellipsoid joint movement

A

Biaxial (flex and extend, adduct and abduct)

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12
Q

Ellipsoid joint examples

A
  • Distal radius with scaphoid
  • Lunate in wrist
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13
Q

Two concave-convex surfaces articulating with each other

A

Sellar (saddle) joints

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14
Q

Sellar (saddle) joint movement

A

Multiaxial

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15
Q

Sellar (saddle) joint example

A

Pollical carpometacarpal (thumb) joint

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16
Q

Three degrees of freedom of motion, contain ball and socket

A

Spheroidal joint

17
Q

Spheroidal joint examples

A
  • Glenohumeral joint
  • Hip joint