Articulation Classification

Question 1

Synarthrosis

Answer 1

Immovable joint

Question 2

Fibrous (synarthrosis)

Answer 2

Type: Suture
Subtype: Plane (palatine process & maxillae), Serrate (frontal & parietal bones), Denticulate (between parietal), Squamous (temporal & parietal), Schindylesis (sphenoid & vomer)

Question 3

Fibrous (synarthrosis)

Answer 3

Type: Gomphosis (teeth & maxilla/mandible)

Question 4

Cartilaginous (synarthrosis)

Answer 4

Type: Synchidrosis (hyaline cartilage)
ex. Costochondral joints, Epiphyseal plate

Question 5

Bone fusion (synarthrosis)

Answer 5

Type: Synotosis (fibrous ct ossifies)
Ex. 2 frontal bones fuse

Question 6

Amphiarthrosis

Answer 6

Slightly moveable joint

Question 7

Fibrous (amphiarthrosis)

Answer 7

Type: Syndesmosis (connected by fibrous ct)
Ex. Radioulnar/tibiofibular joint

Question 8

Cartilaginous (amphiarthrosis)

Answer 8

Type: Symphysis (fibrocartilage disc)
Ex. Tenperomandibular joint

Question 9

Diarthrosis

Answer 9

Freely moveable joints

Question 10

Synovial (diarthrosis)

Answer 10

Type: Monaxial
Subtypes: Plane (flat & smooth, gliding movement), Pivot (round & concave, rotational movement), Hinge (like door hinge)

Question 11

Synovial (diarthrosis)

Answer 11

Type: Biaxial
Subtypes: Saddle (concave & convex), Condylar (egg shape & concave)

Question 12

Synovial (diarthrosis)

Answer 12

Type: Triaxial
Subtypes: Ball & Socket (round convex & cup-like cavity, greatest ROM)