7: Articulations

Question 1

How are mobility and strength anatomically related in joints?

Answer 1

Inversely proportional

Question 2

Rank these joints from least stable to most stable

Hip, Glenohumeral, sutures, elbow, intervertebral

Answer 2

Glenohumeral
Hip
Elbow
Intervertebral
Suture

Question 3

What are the 3 functional classifications for joints?

Answer 3

Synarthrosis (immovable)
Amphiarthrosis (Slightly movable)
Diarthrosis (freely movable)

Question 4

What are the 3 structural classifications for joints?

Answer 4

Fibrous
Cartilaginous
Synovial (contains a fluid-filled joint cavity)

Question 5

What functional classification of a joint means immovable?

Answer 5

Synarthrosis

Question 6

What functional classification of a joint means slightly movable?

Answer 6

Amphiarthrosis

Question 7

What functional classification of a joint means freely movable?

Answer 7

Diarthrosis

Question 8

What is the functional classification, structural classification, and joint subtype of a cranial suture?

Answer 8

Synarthrotic

Suture

Fibrous

Question 9

What is the functional classification, structural classification, and joint subtype of a tooth-in-socket?

Answer 9

Synarthrotic

Fibrous

Peg-in-socket/gomphosis

Question 10

What is the functional and structural classification of a syndesmosis (interosseous membrane and ligaments)?

Answer 10

Fibrous

Amphiarthrotic

Question 11

What is the functional and structural classification of synchondroses? Where is it found?

Answer 11

Cartilaginous

Synarthrotic

Found between ribs and sternum; epiphyseal plates; bones connected by hyaline cartilage

Question 12

What is the functional and structural classification of a symphysis?

Answer 12

Cartilaginous

Amphiarthrotic

Question 13

What are two examples of a cartilaginous joint?

Answer 13

Intervertebral disc and pubic symphysis

Question 14

What is the functional classification of a synovial joint?

Answer 14

Diarthrotic

Question 15

What structure is composed of the synovial membrane and a fibrous layer?

Answer 15

Articular capsule

Question 16

What are the 6 types of synovial joints?

Answer 16

Pivot joint
Ball-and-socket joint
Condyloid joint
Plane joint
Saddle joint
Hinge joint

Question 17

What’s the main difference between the menisci and articular discs?

Answer 17

Menisci are c shaped, articular disc span the whole joint

Question 18

What is the functional classification, structural classification, and joint subtype of the temporomandibular joint?

Answer 18

Synovial
Hinge
Diarthrosis

Question 19

What is the functional classification, structural classification, and joint subtype of an intervertebral joint?

Answer 19

Cartilaginous
Symphysis
Amphiarthrosis

Question 20

What is the functional classification, structural classification, and joint subtype of the shoulder?

Answer 20

Synovial
Ball & socket
Diarthrosis

Question 21

What is the functional classification, structural classification, and joint subtype of the elbow?

Answer 21

Synovial
Hinge
Diarthrosis

Question 22

What is the functional classification, structural classification, and joint subtype of the metacarpophalangeal joint?

Answer 22

Synovial
Condyloid
Diarthrosis

Question 23

What is the functional classification, structural classification, and joint subtype of the interphalangeal joint?

Answer 23

Synovial
Hinge
Diarthrosis

Question 24

What is the functional classification, structural classification, and joint subtype of the pubic symphysis?

Answer 24

Cartilaginous
Symphysis
Amphiarthrosis

Question 25

What is the functional classification, structural classification, and joint subtype of the coxal (hip) joint?

Answer 25

Synovial Ball & socket Diarthrosis

Question 26

What is the functional classification, structural classification, and joint subtype of the tibiofemoral joint?

Answer 26

Synovial Hinge Diarthrosis

Question 27

What is the functional classification, structural classification, and joint subtype of the distal tibiofibular joint?

Answer 27

Fibrous Syndesmosis Amphiartosis

Question 28

Is the superior part of the plantaris lateral or medial?

Answer 28

Lateral

Question 29

Where does the ACL connect with respect to the tibia and femur?

Answer 29

Anterior side of tibia Posterior side of femur

Question 30

Where does the PCL connect with respect to the tibia and femur?

Answer 30

Posterior side of tibia Anterior side of femur

Question 31

Tendonitis if inflammation of the tendon or what?

Answer 31

Tendon sheath