BIOL 171 Study Guide - Midterm Guide: Normal Extension, Thelarche, Complex Network
Document Summary
What is thelarche: breast enlargement or development at puberty. Breast of male and females are generally similar until puberty. What is the breast composed of: true. Functional glandular element: complex network designed to carry milk to the nipple. Supporting stromal element connective tissue cells: support the function of the parenchymal cells. Spence: a normal extension of breast tissue into the axillary region. Subcutaneous layer outer layer: mammary (glandular) layer middle layer, retromammary layer inner layer, closest to the chest. What does the functional portion of the breast consist of: mammary layer middle layer, 15 to 20 lobes, terminal ductal lobular units (tdlu) Fatty tissue interspersed between lobes: cooper"s ligaments. What are cooper"s ligaments: connective tissue septa in the breast that forms a fibrous skeleton, which is responsible for maintaining the shape and structure of the breast. Echogenic: dispersed in a linear pattern, hypoechoic. What is the areola: the darker skin that surrounds the nipple.
