Joint classes and examples

Question 1

Fibrous

Answer 1

Immobile; bone ends/parts united by collagenic fibers

Question 2

Cartilaginous

Answer 2

Slightly mobile; bone ends/parts united by cartilage

Question 3

Synovial

Answer 3

Bone ends covered with articular cartilage and enclosed within a joint capsule lined with synovial membrane, producing synovial fluid

Question 4

5 characteristics of synovial joints

Answer 4

1. Articular cartilage
2. Articular/fibrous capsule
3. Synovial membrane
4. Synovial fluid
5. Joint cavity

Question 5

Suture (short fibers)

Answer 5

Fibrous; immobile (synarthrosis)

Question 6

Syndemosis (longer fibers)

Answer 6

Immobile/fibrous joints between long bones

Question 7

Gomphosis (periodontal ligament)

Answer 7

Fibrous; immobile

Question 8

Synchondrosis (hyaline cartilage)

Answer 8

Cartilaginous; immobile

Question 9

Symphysis (fibrocartilage)

Answer 9

Cartilaginous; slightly movable

Question 10

Plane/gliding joint

Answer 10

Synovial; nonaxial; intercarpal joints of wrist

Question 11

Hinge joint

Answer 11

Synovial; uniaxial; elbow joint

Question 12

Pivot joint

Answer 12

Synovial; uniaxial; between atlas and axis, between radius and ulna

Question 13

Condylar/ellipsoid joint

Answer 13

Synovial; biaxial; knuckle joints

Question 14

Saddle joint

Answer 14

Synovial; biaxial; carpometacarpal joint of thumb (between carpal and first metacarpal)

Question 15

Ball-and-socket joint

Answer 15

Synovial; multiaxial; shoulder, hip

Question 16

6 types of synovial joints

Answer 16

Plane/gliding joint
Pivot joint
Hinge joint
Condylar/ellipsoid joint
Saddle joint
Ball-and-socket joint