Joints

Question 1

Two types of fibers within the fibrous component of the extra cellular matrix

Answer 1

Collagen and elastin 

Question 2

Why are complex joints more likely to be affected by injury, disease, or aging?

Answer 2

Because complex joints have more parts and are subject to more wear and tear than simple joints

Question 3

Describe simple joints versus complex joints

Answer 3

Simple joints or less mobile and more stable
Complex joints allow greater mobility and are less stable

Question 4

Dense, fibrous, connective tissue that is attached to the bone and forms a sleeve around joint, sealing the joint space

Answer 4

Joint capsule 

Question 5

Flat sack of synovial membrane in which the inner sides of the sac are separated by fluid film. Located where moving structures are apt to rub against each other.

Answer 5

Bursa

Question 6

Type of cartilage that consists primarily of collagen, fibers, and forms the cement in joints that permits little motion

Answer 6

White fibrocartilage 

Question 7

Type of cartilage found in the ear and epiglottis and has a higher ratio of elastin  to collagen fibers

Answer 7

Yellow elastic cartilage

Question 8

Type of cartilage that forms a thin covering of articular cartilage on the ends of bones in freely moveable joints. Helps absorb the pressure imposed on the joints.

Answer 8

Hyaline cartilage 

Question 9

The combination of resistance offered by a fluid to a change of form, and the ability of material to return to its original state after deformation

Answer 9

Viscoelasticity 

Question 10

The ability of a material to return to its original state after being stretched

Answer 10

Elasticity

Question 11

Resistance to a change of form offered by a fluid

Answer 11

Viscosity 

Question 12

The slow movement of viscoelastic materials back to their original state and tissue structure after release of a deforming force

Answer 12

Creep

Question 13

The most complex joint design is likely to function in____

Answer 13

Mobility

Question 14

What type of cartilage is found in joints that function primarily for mobility?

Answer 14

Hyaline cartilage

Question 15

An important component of connective tissue that supports pliability is____

Answer 15

Water

Question 16

The viscoelastic quality of connective tissue to modify them in the direction of the force applied, and then slowly return to the original state is called

Answer 16

Creep

Question 17

Which of the following joint types, has the most limited mobility

Answer 17

Syndesmosis

Question 18

Which of the following is not a characteristic of a synovial joint?

The joint capsule is formed a fibrous tissue
Bones are separated by fibrocartilage
Hyaline cartilage covers the joint services
Synovial fluid forms a, lubricating film over the joint services

Answer 18

Bones are separated by fibrocartilage

Question 19

Which joint structure is highly innervated, and a source of sensory data, concerning movement and position of a joint

Answer 19

Stratum fibrosum

Question 20

The accessory movements at a joint that describes how articulating surfaces move within the joint capsule and contribute to joint play are called

Answer 20

Arthrokinematic’s

Question 21

The closed packed position of a joint can be described as

Answer 21

Convex surface fitting with maximal contact into the concave surface

Question 22

Which type of ROM is a neurological protective mechanism for normal joint function?

Answer 22

Physiological range of motion

Question 23

The term used to describe the movement of the scapula toward the spine is

Answer 23

Retraction

Question 24

A ball and socket joint is also considered a———joint

Answer 24

Multiaxial

Question 25

The name of the association between joints as they function in a relationship to each other is

Answer 25

Kinematic chains

Question 26

The function of joints that often results in a compensation pattern in one joint if a change in function occurs in another joint is called the

Answer 26

Closed kinematic chain

Question 27

The two articulating bones of the temporomandibular joint are the

Answer 27

Mandible and temporal

Question 28

The glenohumeral joint has extensive mobility because

Answer 28

It has range of motion limits provided, primarily by soft tissue

Question 29

Which movement is allowed at the sternoclavicular joint? Flexion, rotation, inversion, or extension?

Answer 29

Rotation

Question 30

The Corococlavicular ligament is part of what joint

Answer 30

Acromioclavicular

Question 31

Which of the following joints is responsible for pronation?

Answer 31

Radioulnar

Question 32

A wrist movement is greatest in flexion and extension, because

Answer 32

The joint capsule is loose in the superior and inferior directions

Question 33

The joint where the fingers are in the body of the hand is called the

Answer 33

Metacarpophalangeal joint

Question 34

The articulating bones of the sacroiliac joint are the

Answer 34

Sacrum and the iliac

Question 35

Which of the following joint has no direct muscle action, but is responsible for helping the vertebral column to remain relatively still during walking?

Answer 35

Sacroiliac

Question 36

Which fibrocartilagenous structure allows for more surface contact at the femur on the tibia

Answer 36

Menisci

Question 37

The most stable position of the ankle joint is

Answer 37

Full dorsiflexion

Question 38

Which joint allows rotation as a motion pattern

Answer 38

Atlantoaxial

Question 39

Which two joints are most active during breathing

Answer 39

Costovertebral and costochondral

Question 40

What is the action of the ribs during inspiration?

Answer 40

Ribs are raised