Joints

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created 13 days ago by jaciegrimsrud
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1

Synarthrosis

immovable joint

2

Amphiathrosis

slightly movable joint

3

Diarthrosis

freely movable joint

4

Synovial joints are __________

freely movable diarthroses

5

Meniscus

a fibrocartilage pad

6

Fat pads

localized masses of adipose tissue covered by a layer of synovial membrane

7

Bursae

small, thin, fluid-filled pockets to reduct friction and absorb shock

8

Gliding movement

two opposing surfaces slide past one another in one plane

9

Example of gliding

clavicles and sternum, between carpal and tarsal bones

10

Angular movement

flexion/extension, abduction/adduction

11

Example of hinge joint

elbow, knee, ankle

12

Hinge joint movement:

angular, monaxial

13

Example of plane joint:

clavicle-manubrium, vertebrocostal joints

14

Plane joint movement:

gliding, slight nonaxial

15

Example of condylar joint:

radiocarpal joint, metacaropophalangeal joint

16

Condylar joint movement:

angular, biaxial

17

Example of saddle joint:

First carpometacarpal joint

18

Saddle joint movement:

angular, biaxial

19

Example of pivot joint:

atlanto-axial joint, proximal radio-ulnar joint

20

Pivot joint movement:

rotation, monaxial

21

Example of ball-and-socket joint:

shoulder, hip

22

Ball-and-socket movement:

angular, circumduction, rotation

triaxial