Articulations

Question 1

What are the structural classes of joints?

Answer 1

Fibrous, cartilaginous, and synovial

Question 2

Fibrous joint – tissue type?

Answer 2

DENSE REGULAR CONNECTIVE HOLDS BONE TOGETHER; NO JOINT CAVITY

Question 3

What are the 3 fibrous joints?

Answer 3

Gomphoses, sutures, and syndesmosis

Question 4

Gomphoses location in the body:

Answer 4

TEETH – SYNARTHROSES

Question 5

Suture location in the body:

Answer 5

SKULL SUTURES – SYNARTHROSIS

Question 6

Syndesmosis location in the body:

Answer 6

INTEROSSEOUS MEMBRANES (DENSE REGULAR CT) BETWEEN BONES – AMPHIARTHROSES

Question 7

cartilaginous joint:

Answer 7

CARTILAGE JOINS BONES; NO JOINT CAVITY

Question 8

Synchondroses – tissue type and example of location in the body:

Answer 8

HYALINE CARTILAGE – SYNARTHROSES; WITHIN RIB CAGE AND STERNUM

Question 9

Symphyses – tissue type and example of location in the body:

Answer 9

FIBROCARTILAGE – AMPHIARTHROSES; WITHIN PUBIC SYMPHYSIS AND BODY OF VERTEBRA

Question 10

Synovial joint – what are the common features of a synovial joint?

Answer 10

DIARTHROSES; ARTICULAR CAPSULE: FIBROUS LAYER AND SYNOVIAL MEMBRANE (AREOLAR CT).

Question 11

Synovial fluid function?

Answer 11

NOURISHMENT, SHOCK ABSORPTION, AND LUBRICATION TO THE CHONDROCYTES

Question 12

Synarthroses:

Answer 12

NO MOVEMENT

Question 13

Amphiarthroses:

Answer 13

SLIGHT MOVEMENT

Question 14

Diarthroses:

Answer 14

FREE MOVEMENT

Question 15

Plane:

Answer 15

ONLY SIDE-TO-SIDE MOVEMENT; CARPALS AND TARSALS (DIARTHROSES)

Question 16

Hinge:

Answer 16

ALLOWS MOVEMENT IN ONE DIRECTION; ELBOW (DIARTHROSES)

Question 17

Pivot:

Answer 17

UNIAXIAL; BETWEEN RADIUS AND ULNA, AND VERTEBRAE

Question 18

Condylar:

Answer 18

FINGERS

Question 19

Saddle:

Answer 19

THUMB

Question 20

Ball-and-socket:

Answer 20

FEMUR MEETING HIP BONE; ROTATE IN LARGE CIRCLES

Question 21

Movements of the TMJ:

Answer 21

DEPRESSION, ELEVATION, LATERAL DISPLACEMENT, PROTRACTION, RETRACTION, SLIGHT ROTATION OF MANDIBLE

Question 22

Ligaments of the TMJ:

Answer 22

TEMPOROMANDIBULAR: CONNECTS TEMPORAL BONE TO MANDIBLE
SPHENOMANDIBULAR: CONNECTS SPHENOID BONE TO MANDIBLE