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Anatomy > Classification of Joints > Flashcards

Classification of Joints Flashcards

1
Q

What is a joint?

A

Connection between 2 bones

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2
Q

What is a fibrous joint?

A

Bones connected by fibrous tissue

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3
Q

What is a cartilaginous joint?

A

Bones connected by cartilage

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4
Q

What is a synovial joint?

A

Articulating surfaces enclosed within fluid-filled joint capsule

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5
Q

What is synarthrosis?

A

Immovable joint

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6
Q

What is amphiarthrosis?

A

Slightly moveable joint

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7
Q

What is diarthrosis?

A

freely moveable joint

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8
Q

What is a suture?

A

Type of immovable joint

Between skull bones

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9
Q

At which age do skull sutures become immovable?

A

~20 years

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10
Q

What is a gomphosis?

A

Type of immovable joint
Where teeth articulate with sockets in
- Maxilla
- Mandible

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11
Q

What binds the tooth in its socket?

A

Periodontal ligament

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12
Q

What is a syndesmosis?

A

Type of amphithrosis

Bones held together by interosseous membrane

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13
Q

What is a synchondrosis?

A

Primary cartilaginous joint
Bones connected by hyaline cartilage
Type of synarthrosis

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14
Q

What is a symphysis?

A

Secondary cartilaginous joint
Bones connected by layer of fibrocartilage
Type of amphiarthrosis

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15
Q

What classification of movement occurs at synovial joints?

A

Diarthrosis

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16
Q

What us a hinge joint?

A

Permits movement in one plane, usually flexion and extension

17
Q

What is a saddle joint?

A

Opposing articular surfaces with reciprocal concave-convex shape

18
Q

What is a plane joint?

A

Articular surfaces relatively flat, allowing bones to glide over one another

19
Q

What is a pivot joint?

A

Allows rotation only

Central bony pivot, surrounded by bony-ligamentous ring

20
Q

What is a condyloid/ellipsoid joint?

A

Convex surfaces articulates with concave elliptical cavity

21
Q

What is a ball and socket joint?

A

Ball-shaped surface of one bone fits into cup-like depression of another bone
Free movement in numerous axes

Anatomy (30 decks)

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