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Anatomy > Joints > Flashcards

Joints Flashcards

1
Q

What are articulations?

A

joints

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2
Q

What is the inverse movement between mobility and stability?

A

The more MOBILE a joint is the less STABLE a joint is

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3
Q

What is a fibrous joint?

A

Its dense irregular tissue that has no joint cavity

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4
Q

what is a cartilaginous joint?

A

Joint that cartilage binds the bone and has no joint cavity

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5
Q

What is a synovial joint?

A

Ligaments support the articulating bones and bone separated by a joint cavity

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6
Q

What is synarthrosis?

A

Immovable joint

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7
Q

what is amphiarthrosis?

A

slightly moveable

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8
Q

What is diarthrosis?

A

freely moveable

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9
Q

What is a suture?

A

A fibrous joint that is bonded by dense regular tissue and is immoveable

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9
Q

what is syndesmosis?

A

A fibrous joint held together by interosseous ligaments slightly moveable

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10
Q

what is gomphosis?

A

A fibrous joint at the root of the tooth attached by periodontal membranes immoveable

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11
Q

What is synchondrosis?

A

A cartilaginous joint that is connected by hyaline cartilage and is immoveable

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12
Q

What is an example of a syndesmosis joint?

A

Radius and ulna and tibia and fibula

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13
Q

What is an example of a suture joint?

A

coronal

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14
Q

What is an example of a synchondrosis joint?

A

Epiphyseal plate

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15
Q

What is the symphysis joint?

A

a cartilaginous joint connected by fibrocartilage and is slightly moveable

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16
Q

What is an example of a symphysis joint?

A

intervertebral discs and pubic symphysis

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17
Q

What is the articular capsule?

A

Joint capsule that surrounds the ends of the bone

18
Q

what is the synovial membrane?

A

lines articular capsule and makes synovial fluid

19
Q

what is a joint cavity?

A

The inside space of a capsule that secretes synovial fluid

20
Q

what does a pivot joint do and example?

A

permits rotational movement about a longitudinal axis
Atlas axis(shaking head no)

20
Q

What does the plane joint do and example?

A

side to side movements
Carpal bones and tarsal bones

21
Q

what does a hinge joint do and example?

A

permits bending in only one plane
Elbow and knees pip and dip joints

22
Q

What does the condylar joint do and example?

A

Biaxial movements (movement in two places) metacarpal-phalangeal joints (knuckles)

23
Q

what does the saddle joint do and example?

A

wide range of motion
Base of thumb

24
Q

What does a ball and socket joint do and example?

A

provides greatest range of motion
In shoulder and hip

25
Q

What is flexion?

A

decreases joint angle

26
Q

what is extension?

A

Increases the joint angle

27
Q

What is dorsiflexion?

A

dorsum of foot is moved closer to the anterior surface of leg

28
Q

what is plantar flexion?

A

Foot and toes is moved closer to the posterior surface of the leg

29
Q

what is lateral flexion?

A

trunk of body moves in a coronal plane laterally away from body

30
Q

what is abduction?

A

Body part moved away from midline

31
Q

what is adduction?

A

body part moved toward midline

32
Q

What is circumduction?

A

Circular, conelike movement ball and socket joint

33
Q

what is rotation?

A

movement of body part around its longitudinal axis pivot joint

34
Q

what is supination?

A

Lateral rotation of forearm where palm of hand is facing anteriorly (UP)

35
Q

What is pronation?

A

Medial rotation of forearm where palm is facing posteriorly (DOWN)

36
Q

what is depression?

A

inferior movement of body part

37
Q

What is elevation?

A

Superior movement of a body part

38
Q

What is inversion?

A

Movement of the sole of foot inward or medially

39
Q

what is eversion?

A

Movement of the sole of the foot outward or laterally

40
Q

What is protraction?

A

Movement of a body part anteriorly (lifting head)

41
Q

what is retraction?

A

movement of a body part posteriorly (looking forward)

Anatomy (23 decks)

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