Module 5 - Joints

Question 1

Joints definition

Answer 1

Are the points where two bones meet and allow for movement of the body to be possible.

Question 2

Purpose of joints

Answer 2

Includes how they join bones together, bear weight and allow movement.

Question 3

Three joint classifications

Answer 3

1. Fibrous - immoveable
2. Cartilaginous - Slightly moveable
3. synovial - moveable

Question 4

Pivot joint - location and movement possibilities

Answer 4

• Neck, forearm (radius - elbow),
• Only allows movement on one axis = rotation

Question 5

Ball in socket - location and movement possibilities

Answer 5

• Hip (femur rests in pelvis), Shoulder (humerus rests in scapula)
• Move in all axis = abduction, adduction, flexion, extension …

Question 6

Saddle - location and movement possibilities

Answer 6

• Thumb
• Flex, extend, adduct, abduct, circumduction

Question 7

Ellipsoid - location and movement possibilities

Answer 7

• Wrist (carpals)
• Oval shaped (similar to ball in socket) - shape prevents circumduction
• flex, extend, abduction, adduction, circumduction

Question 8

Hinge - location and movement possibilities

Answer 8

• Knee, elbow, ankle
• Only on one axis = flexion and extension

Question 9

Gliding joint - location and movement possibilities

Answer 9

• Carpals, tarsals, clavicle, foot, spine
• Glide or rotate

Question 10

what is the heel bone called?

Answer 10

calceneus