Chapter 9 (Skeletal System Articulations)

Question 1

The two types of classes of joints are ___ and ___.

Answer 1

structural classes
Functional classes

Question 2

There are ____ types of structural joints, they are ___

Answer 2

3
Fibrous
Cartilaginous
Synovial

Question 3

Fibrous joints have no ____ and are held together by ____. The three types of fibrous joints are ____

Answer 3

joint cavity
dense C.T.

1) Gomphoses (joint in your mouth… held together by a periodontal membrane)
2) Sutures (interlocking…immovable)
3) Syndesmoses (bound by an interosseous membrane… e.g., between radius and ulna, and tibia and fibula)

Question 4

Cartilaginous joints lack a ____ and they are composed of either ____ or ___

Answer 4

joint cavity
hyaline cartilage
fibrocartilage

Question 5

Synovial joints are classified by ___, they are ____(3)

Answer 5

movement
1)uniaxial
2)biaxial
3)multiaxial

Question 6

Synovial joints are joints separted by a ___

Answer 6

joint cavity

Question 7

Synovial joints are pretty ___

Answer 7

vascular

Question 8

Synovial joints have an outer ___

Answer 8

fibrous layer (composted of D.C.T… strengeths and prevents from pulling apart)

Question 9

Synovial joints have an inner ___

Answer 9

synovial membrane (areolar C.T.

Question 10

The functions of Synovial joints are ___ (3)

Answer 10

1)lubricate
2) nourishes chondrocyles
3)shock aosorber

Question 11

Synovial joints have sensory ___ and ___

Answer 11

receptors
blood vessels

Question 12

Tendons (muscle to bone) are not part of ____

Answer 12

the joint

Question 13

Bursae functions to ___.Tendon ___ are _____ bursae, while ___ pads provide ___

Answer 13

alleviate friction
sheaths
elongated
fat
protective packing

Question 14

The motion of synovial joints are ___(4)

Answer 14

1) Gliding
2) Angular
3) Rotational
4) Special

Question 15

All cartilage is ____

Answer 15

avascular

Question 16

Abduction is ___

Answer 16

away from midline

Question 17

Adduction is

Answer 17

torward midline

Question 18

There are ___ types of functional classes, they are ___

Answer 18

3
1)Synarthroses (immobile)
2) Amphiarthroses (slightly mobile)
3)Diarthroses (freely mobile… all synovial joints)

Question 19

There are ___ types of levers. Examples of each are _____

Answer 19

3
1)First (teetertotter, scissors)
2)second (wheelbarrow, tip toes)
3)third (tweezers, hammer curls)

Question 20

The knee joint is a ____ and ____ joint. It consists of the ___ joint, ____ joint, ___ capsule, ____ ligament, ___ ligament, and ____ tendon

Answer 20

diarthrosis
hinge
tibiofemoral
patellofemoral
articular
patellar (patella to tibial)

Fibular collateral (femur to fibula…prevents hyperadduction)

quadricep femoris muscle (knees anterior surface surrounds patella)

Question 21

What is located in the Sella Turicica?

Answer 21

pituitary gland

Question 22

What is located in the Foramen magnum

Answer 22

spinal cord

Question 23

What is located in the optic canal

Answer 23

optic nerve

Question 24

What is located in the cribriform/olfactory foramina

Answer 24

nerve hairs

Question 25

What is located in the Carotid canal

Answer 25

Carotid arteries

Question 26

What is located in the hyoid bone

Answer 26

anchors the tongue muscle