Tag Stacey L. Doran MD

I Anatomy And Physiology A Anatomy Basics 1. Modified sweat glands of ectodermal origin. Develop along the bilateral mammary ridges, where accessory breasts (polymastia) or nipples (polythelia) may be found, if intrauterine reabsorption is incomplete 2. Enveloped by superficial and…

I Self-Sufficiency in Growth Signals Mitogens are chemicals that trigger cell mitosis. In contrast with healthy cells, cancer cells have a reduced dependence on mitogens and external growth factors for replication. A Growth Factors 1. Tumor cells and stroma produce…