Joints (Articulations) Flashcards

1
Q

Synarthrosis

A

Immobile; bones very close together; immovable/interlock together

ex. sutures, alveolar processes, and epiphyseal plates

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2
Q

Amphiarthrosis

A

slightly movable; bones apart

  • may have a pad of cartilage between bones
  • bones held in place via ligaments
  • ex. between tibia and fibula
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3
Q

Diarthrosis

A

freely moveable; often covered by articular cartilage

-have joint cavity and joint capsule

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4
Q

-osis

A

condition

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5
Q

gomphosis

A

bolt

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6
Q

Amphi

A

around

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7
Q

syn

A

together

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8
Q

Fibrous Joints can be…

A

TYPES-
Sutures
Syndesmosis
gomphosis

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9
Q

Cartilaginous Joints can be

A

TYPES-
Symphysis
synchondrosis

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10
Q

Synovial Joint can be..

A

Various types

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11
Q

Suture

A

no movement, thin layer of fibrous CT binds bone together, interlock in skull

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12
Q

Syndesmosis

A

bones bound together by interosseous ligaments
ex. pivot point for radius and ulna

functionally amphiarthrosis

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13
Q

Gomphosis

A

process in boney socket (alveolar process)

Functionally a synarthrosis

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14
Q

Symphysis

A

bones ends covered with articular cartilage and fibrocartilage pad between bones, cushions, small movement.

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15
Q

synchondrosis

A

binding of bones via hyaline cartilage (capable of repair)
ex. costochondrial cartilage

Functionally- synarthrosis

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16
Q

Synovial Joint

A

Allows for wide movement (STRONG but NOT ALWAYS STABLE) ; many subtypes

  • Functionally diarthroses
  • bones separated by space (JOINT CAVITY)
  • articular cartilage
  • articular joint capsule -CT, surrounds bone ends
  • synovial membranes- lines joint capsule and secretes synovial fluid; lubricates, nourishes, and cushions
  • joint cavaties are fluid filled
  • Ligaments surround joint capsule
17
Q

Synovial Joints may have…

A

menisci - fibrocartilage pads

18
Q

bursae

A

fluid filled bags, cushions; where tendon passes over bone or between muscles

Inflammation state= bursitis
Tendon sheath= modified bursa- covers tendon

19
Q

Flexor retinaculum

A

forms carpal tunnel