BL - Breast Flashcards
What sort of gland is a mammary gland?
Modified apocrine sweat gland
Which muscle lies closest to the breast?
Pectoralis major
Which cells surround mammary glands and aid in secretion of milk?
Myoepithelial cells
What is the name given to the tube that transports breast milk from the mammary glands to the nipple pores?
Lactiferous duct
What do the areolae secrete?
Lipoid fluid
What is the role of lipoid fluid?
- moisturises nipple during breastfeeding
- serves as a “target” for the baby
Which type of tissue makes up the majority of the breast?
Adipose tissue
Which hormone is produced by the pituitary gland in response to breast feeding?
Oxytocin
Which hormone is suppressed in response to breastfeeding?
Prolactin inhibiting hormone
What is accessory breast tissue?
Congenital condition in which abnormal extra breast tissue is seen - can be referred to as a “third nipple”.
What is Poland syndrome?
Birth defect where chest muscle on one side is underdeveloped, and fingers are webbed on hand on same side.
What is the function of Cooper’s ligaments?
They suspend the breast tissue
How is the breast supplied with blood?
External mammary artery (lateral thoracic), internal mammary (thoracic) artery, intercostal artery
