Introduction to the Upper Limbs

Question 1

What two major parts can the body skeleton be divided into?

Answer 1

Axial- head and neck and trunk

Appendicular- upper and lower limbs

Question 2

What is the main function of the upper limbs

Answer 2

Position the hand for manipulation and grip activities

Question 3

What is the main function of the lower limbs?

Answer 3

Support body weight, locomotion, maintain balance. Although it can perform some skills of the upper limb

Question 4

What are joints in which the upper limb connect to the axial skeleton?

Answer 4

Both sternoclavicular joints

Both scapula-thoracic joints

Question 5

Contrast the sternoclavicular joint with the scapula-thoracic joint

Answer 5

Sternoclavicular- a true joint

Scapula-thoracic- virtual joint

Question 6

What are the joints in which the lower limb connect to the axial skeleton?
What is its significance

Answer 6

The SACROILIAC joints
Between the ilium(pelvis) and the sacrum
The weight of the head neck and trunk passes through this joint.

Question 7

What type of joint is the SACROILIAC joint and describe its uniqueness

Answer 7

It is a SYNOVIAL joint; unlike most it is relatively immobile