Lesson 4.4

Question 1

A joint is a point of contact between

Answer 1

2 bones
Bone and cartilage
Teeth and bones

Question 2

Definition of arthrology

Answer 2

Study of joints

Question 3

Definition kinesiology

Answer 3

Study of motion

Question 4

What are the different types of structural joints

Answer 4

Fibrous joints
Cartilaginous joints

Question 5

What are the different types of functional joints

Answer 5

Synarthrosis
Amphiarthrosis
Diarthrosis

Question 6

Which types of joints had a synovial cavity?

Answer 6

Synovial

Question 7

Which types of joints don’t have a synovial cavity

Answer 7

Fibrous
Cartilaginous

Question 8

Which joints is immovable?

Answer 8

Synarthrosis

Question 9

Which joints is slightly movable

Answer 9

Amphiarthrosis

Question 10

Which joints is freely movable

Answer 10

Diarthrosis

Question 11

Which are the most common functional joints?

Answer 11

Diarthrosis

Question 12

What are the type of tissue in the fibrous joints

Answer 12

Dense irregular connective tissue

Question 13

In the fibrous joints which type of movement do we have?

Answer 13

Synarthrosis or Amphiarthrosis

Question 14

Which are the 3 structurales types do we have in fibrous joints

Answer 14

Suture
Interosseous membranes
Syndesmoses
->gomphoses

Question 15

What types of tissue there is in suture and when we use suture?

Answer 15

Thin layer of dense irregular connective tissue ( rich in collagen fibres)

In bone of the skull

Question 16

What is synostosis

Answer 16

When replaced by bone in adults, complete fusion of bones

Question 17

Where do we find syndesmosis

Answer 17

Between long bones of the body
Ex: distal tibiofibular joint

Question 18

When do we find interosseous membrane?
What type of movement is it

Answer 18

Between radius and ulna
Between tibia and fibula

Slightly movable ( Amphiarthrosis)

Question 19

Give me an example of gomphosis

Answer 19

Dentoalveolar articulation

Question 20

Where do we have gomphosis

Answer 20

Between roots of teeth and their sockets

Question 21

Which type of tissue is gomphosis

Answer 21

Dense irregular connective tissue

Question 22

What type of movement is gomphosis

Answer 22

Synarthrosis

Question 23

What type of movement can produce an cartilaginous joints?

Which are the 2 types of cartilaginous joints?

Answer 23

Allow little movement( Amphiarthrosis or Synarthrosis )

Synchondrosis
Symphysis

Question 24

Synchondrosis is connected with which type of cartilage ?
Type of movement
Where

Answer 24

Hyaline cartilage
Immovable
1st rib and sternum

Question 25

Symphysis is connected with what?
Type of movement
where

Answer 25

Between bone: flat disc of fibrocartilage
Amphiarthrosis
Midline of body: intervertebral disc, joint between manubrium + body sternum+ pubic symphisis

Question 26

What type of movement is a synovial joints? What is the role
Type of tissue in the synovial membrane and in fibrous capsule?

Answer 26

Diarthrose
Reduce friction +absorb shock
Fibrous capsule: dense irregular connective tissue
Synovial membrane : arreolar connective tissue, macrophage (inner)

Question 27

How many layers has articular capsule?

Answer 27

2 layers
Fibrous capsule and inner synovial membrane

Question 28

What are the components of the synovial fluid

Answer 28

Hyaluronic acid secreted by synoviocytes and interstitial fluid from plasma

Question 29

What is the function of articular capsule?

Answer 29

Reduce friction and help nourish the avascular articular cartilage
Bring nutrient and oxygen to the chondrocytes of the articular cartilage

Question 30

Labrum is

Answer 30

Fibrocartilaginous lip
Shoulder and hip

Question 31

Example of synovial joints

Answer 31

Ribs to sternum except 1 st rib