Session 6- Cervical Spine And Brachial Plexus

Question 1

Where does the movement of nodding the head take place predominantly?

Answer 1

Flexion and extension at the Atlanta- occipital joint.

Some takes place throughout the rest of the cervical spine.

Question 2

Where does rotation take place?

Answer 2

Takes place entirely between the atlas and axis at the Atlanta axial joint (C1-C2).

Question 3

What is the relationship between cervical vertebrae and spinal nerves?

Answer 3

Each spinal nerve exits above its respectively named vertebral body until the C7/T1 junction where the C8 nerve root is the exiting nerve root.

Question 4

What is cervical spondylosis?

Answer 4

A chronic degenerative osteoarthritis which affects the intervertebral joints in the cervical spine, it is usually age related disc degeneration which is followed by marginal osteophytosis (this is osteophyte for nation adjacent to the end plates of the intervertebral disc).

Question 5

What are the origins of the pectoralis major?

Answer 5

The clavicular head- medial clavicle eternal head, anterior surface of the sternum and upper 6 costal cartilages

Question 6

What is the insertion of he pectoralis major?

Answer 6

The lateral lip of the bicipital groove of the humerus.

Question 7

What is the nerve supply for pectoralis major?

Answer 7

The lateral and medial pectoral nerves.