Breast and Axillae Flashcards
How far up does the breast tissue extend on the chest?
Clavicle and 2nd Rib
How far down does the breast tissue extend on the chest?
6th Rib
From where to where does the breast tissue transverse the chest?
Sternum to Midaxillary Line
What muscle does the breast tissue overlie?
Pectoral Major
Clusters of glands found in the breasts.
Lobules
Clusters of Lobules.
Lobes
How many lobes are situated radially around the areola?
15 - 20
Type of gland that is milk-secreting.
Mammary Gland
(Tubuloaveolar)
Bumpy parts of the areola include what types of glands?
Sebaceous Gland
Sweat Glands
Montgomery Glands
What is responsible for the milk-letdown reflex?
Nerves
What two hormones are involved in the ejection of Milk from the breast?
Prolactin
Oxytocin
What contracts to express milk?
Muscles
What are the four boundaries of the axilla (broadly speaking).
Apex
Base
Four Walls
What lymph nodes are most likely to be Palpable during a breast exam?
Central Lymph Nodes
Where are the Central Lymph Nodes located when performing a breast exam?
Deep within the Axilla