Articulations

Question 1

Articulation

Answer 1

Where two bones meet.

A joint

Question 2

Types of joints (2 types)

Answer 2

1) synarthroses
2) ampiarthroses
3) Diarthorses

Question 3

Synarthroses definition

Answer 3

Joint that has no movement at all

Divided into 4 types

Question 4

Synarthroses types

Answer 4

1) synostosis
2) Suture
3) gomphosis
4) synchondrosis

Question 5

Synostosis definition

Answer 5

2 bones fuse into one bone

Question 6

Synostosis example

Answer 6

2 frontal bones fused into 1

Adult sacrum

Question 7

Suture definition

Answer 7

2 bones held together by very short, connective tissue fibers

Question 8

Suture example

Answer 8

Sagittal suture

Question 9

Gomphosis definition and example

Answer 9

The root of the tooth held together by a periodontal ligament in the alveolus

Question 10

Synchondrosis

Answer 10

Rigid bridge of hyaline cartilage that connects two bones

Question 11

Synchondrosis example

Answer 11

Between ribs 1 and 2 and the sternum

Question 12

Amphiarthroses definition

Answer 12

Permits a slight amount of movement

2 types

Question 13

Types of amphiarthroses

Answer 13

1) symphysis

2) syndesmosis

Question 14

Symphysis

Answer 14

2 bones joined together with a pad of fibrocartilafe

Question 15

Symphysis examples

Answer 15

Pubic symphysis

Between adjacent vertebra (intervertebral disc)

Question 16

Symphysis purpose

Answer 16

Cushions bones and spaces bones properly

Question 17

Syndesmosis definition and purpose

Answer 17

Long, fibrous ligament that holds 2 bones together so that they don’t separate

Question 18

Syndesmosis example

Answer 18

Between radius and ulna of forearm

Question 19

Diarthroses

Answer 19

Freely moving joints

Question 20

All diarthroses contain (three things)

Answer 20

1) joint capsule
2) tendon
3) ligament

Question 21

Joint capsule

Answer 21

Periosteum of one bone forms sleeve across joint to next bone

Question 22

Tendon

Answer 22

Connective tissue that anchors a muscle from one bone onto the next bone’s periosteum

Question 23

Ligament

Answer 23

Connective tissue that hold adjacent bones together

Question 24

Diarthroses may contain these things (4 things) :

Answer 24

1) Synovial membrane
2) bursa
3) tendon sheath
4) meniscus

Question 25

Synovial membrane

Answer 25

Membrane that lines inside of joint capsule Produced synovial fluid

Question 26

Synovial fluid

Answer 26

Clear fluid that lubricates the joint Distributes nutrients throughout

Question 27

Bursa

Answer 27

Synovial Fluid-filled pocket that cushion joints

Question 28

Tendon sheath

Answer 28

Tubular bursa that surrounds a tendon, blood vessel, and nerves

Question 29

Meniscus

Answer 29

A pad of fibrocartilage that cushions joint