Anatomy

Question 1

Relationship of long thoracic nerve to axillary artery and vein

Answer 1

The long thoracic nerve is located deep to the axillary artery and vein, then travels superficial to the deep fascia of the serratus anterior muscle

Question 2

Injury to long thoracic nerve results in?

Answer 2

winged scapula

Question 3

Relationship of thoracodorsal nerve to brachial plexus and axillary vein

Answer 3

1. The thoracodorsal nerve arises from the posterior cord of the brachial plexus and passes beneath the axillary vein
2. runs in the posterior axilla and through areolar tissue containing lymph nodes

Question 4

The thoracodorsal nerve innervates

Answer 4

latissimus dorsi muscle

Question 5

Injury to the thoracodorsal nerve results in

Answer 5

• weakness of extension, internal rotation, and adduction of the humerus
• well tolerated by most patients

Question 6

Axillary lymph nodes are classified according to the relationship with the

Answer 6

pectoralis MINOR muscle