Gross / Surface Anatomy

Question 1

Where does the mammary gland reside?

Answer 1

In the superficial fascia of the anterior thoracic wall

Question 2

Describe the mammary gland

Answer 2

15-20 lobes of glandular tissue (tubuloalveolar) suspended by a latticework of fibrous connective tissue. Adipose fills the spaces between the lobes.

Question 3

Where is the retromammary bursa?

Answer 3

A distinct space, posterior to the breast, between the deep layer of superficial fascia, and the deep investing fascia of the pectoralis major

Question 4

Cooper ligaments

Answer 4

Thickened connective tissue inserted perpendicularly through superficial fascia into the dermis. Provides mobility and central support.

Question 5

Describe the anatomical landmarks of the breast

Answer 5

The breast extends inferiorly from the 2nd-3rd rib to the inframammary fold, around the 6th-7th rib.

Extends laterally from the lateral border of the sternum to the midaxillary line

Question 6

Why does the upper outer quadrant of breast tissue have a higher frequency of breast cancer ?

Answer 6

More glandular tissue

Question 7

Breast tissue in the axilla is referred to as

Answer 7

Axillary tail or

Tail of Spence