Chapter 8 objectives

Question 1

Describe synarthrosis

Answer 1

No movement between articulating bones

Question 2

describe amphiarthrosis

Answer 2

Small amount of movement between articulating bones

Question 3

describe diarthrosis

Answer 3

Freely, movable, allowing wide variety of specific movements

Question 4

describe fibrous joints

Answer 4

Fasten together without joint space between articulating bones

Question 5

what kind of movement do fibrous joints allow?

Answer 5

Synarthrosis or amphiarthrosis

Question 6

describe cartilaginous joints

Answer 6

Fasten together with cartilage without joint space

Question 7

what kind of movement do cartilaginous joints allow

Answer 7

Synarthrosis or amphiarthoses

Question 8

describes synovial joints

Answer 8

Joint space is fluid filled cavity between articulating bones

Question 9

what are the three subclasses of fiber joints?

Answer 9

Suture, gomphosis, and syndesmosis 

Question 10

describe a suture

Answer 10

And immovable joint between edges of bones

Question 11

describe gomphosis

Answer 11

immovable joint between each tooth and bone socket and jaw 

Question 12

describe syndesmosis

Answer 12

Joint between tibia, fibula, Ona and radius, and allows for small amount of movement

Question 13

what are the two sub classes of cartilaginous joint?

Answer 13

Synchondrosis and symphyses

Question 14

Where can you find synchondrosis

Answer 14

in the ribs and in the epiphyseal plate of long bones

Question 15

where can you find symphyses

Answer 15

in the intervertebral joints and pubic symphyses

Question 16

what are some features of a synovial joint?

Answer 16

A layer of hyaline cartilage, synovial fluid, ligaments, tendons, bursa, and tendon sheaths

Question 17

what are the possible joint configurations and synovial joints

Answer 17

nonaxial joints, Uniaxial joints, biaxial joints and multiaxial (triaxiel) joints 

Question 18

describe a non-axial joint

Answer 18

Allow motion in one or more planes without moving around axis

Question 19

describe a uniaxial joint

Answer 19

Allows motion around only one axis

Question 20

describe a biaxial joint 

Answer 20

allows motion around two axis

Question 21

describe a multiaxial (triaxiel) joint

Answer 21

Allows motion around three axis

Question 22

describe a gliding movement

Answer 22

When two bones slide on one another surfaces

Question 23

describe an angular movement

Answer 23

Increases or decreases angle between articulating bones

Question 24

describe flexion

Answer 24

Bringing your hand towards your body, as if you were flexing

Question 25

describe extension

Answer 25

Straightening out your arm at the elbow

Question 26

Describe hyper extension

Answer 26

The opposite of flexion

Question 27

describe abduction

Answer 27

Moving a body part away from midline of body

Question 28

describe adduction

Answer 28

Motion of body part toward midline of body, opposite of abduction

Question 29

describe circumduction

Answer 29

Drawing a circle with your finger

Question 30

Describe rotation

Answer 30

when you twist your arm and your humorous twists in its socket 

Question 31

describe opposition and reposition

Answer 31

opposition is when you move your thumb across to your pinky, and reposition is moving it back to anatomical position 

Question 32

describe depression and elevation

Answer 32

Depression is when you open your mouth, moving your jaw down, and elevation is closing your mouth

Question 33

describe protraction and retraction

Answer 33

Protraction is making yourself have an underbite and retraction is making yourself have an overbite

Question 34

describe inversion and eversion

Answer 34

inversion is rotating the left side of your foot up and eversion is rotating the right side of your foot up

Question 35

describe dorsiflexion, and plantarflexion

Answer 35

dorsiflexion is pointing your toes up to the sky and plantarflexion is pointing your foot to the ground 

Question 36

Describe supination in pronation

Answer 36

supination is holding a cup of soup in your hand, and pronation is pouring it out 

Question 37

what is a plane joint

Answer 37

Two bones glide across each other

Question 38

What is a hinge joint?

Answer 38

when the arched surface of one bone interacts with a caved in surface of another bone 0 )

Question 39

describe a pivot joint

Answer 39

Looks like if you put a doughnut on a pole

Question 40

describe a saddle joint

Answer 40

when both ends are caved in

Question 41

Describe a condylar joint

Answer 41

like a ball and socket joint but shallower