Deck 5 Skeletal System- Joint classifcation

Question 1

Which 3 types of joint can be found in the human skeleton

Answer 1

Fixed
Slightly moveable
Synovial

Question 2

Give an example of where you can find a fixed, slightly moveable and synovial joint?

Answer 2

Fixed - crainium
Slightly moveable - vertebrae
Synovial - shoulder, hip, elbow, knee, neck, wrist or ankle

Question 3

Describe a fixed joint

Answer 3

They are fibrous or immovable. Fixed joints form when bones interlock during early childhood. The bone plates in your cranium, fixed together and protect your brain

Question 4

Describe a slightly moveable joint

Answer 4

Also knowns as cartilaginous.
The ends of the bone are covered in a smooth covering called articular cartilage reducing friction.
Found between sections of the vertebrae

Question 5

Describe a synovial joint

Answer 5

These are our freely movable joints and have high mobility.
They are vital for sporting movements and allow various ‘actions’ when 2 or more bones meet to form the joint.
They all have a distinctive structure

Question 6

Within the synovial joint structure describe the function of a ligament and tendon

Answer 6

Ligament - attaches bone to bone
Tendon - Attach muscle to bone

Question 7

Within the synovial joint structure describe the function of the synovial fluid

Answer 7

Provides the joint with lubrication

Question 8

Within the synovial joint structure describe the function of the cartilage

Answer 8

Prevents friction or bones rubbing together

Question 9

Within the synovial joint structure describe the function of the joint capsule

Answer 9

Tough fibrous tissue, encloses the joint and provides support

Question 10

Within the synovial joint structure describe the function of the bursae

Answer 10

A sack of fluid, which reduces friction