TCDHA Histology & Embryology Test 2 Questions with Correct Answers

TCDHA Histology & Embryology Test 2 Questions with Correct Answers Exocrine Glands - Answer-gland that secretes its products through excretory ducts to the surface of an organ or tissue or into a vessel Endocrine glands: - Answer-glands that secrete chemicals called hormones directly into the bloodstream Exocrine glands have 4 characteristics; - Answer-1. Duct system 2. Shape of secretory unit 3. Mode of Secretions 4. Nature of secretion Serous Secretions are - Answer-Clear, watery, with protein. Contains digestive enzyme Amylase Mucous Secretions are - Answer-cloudy, mucin (glycoproteins) with water Unicellular Secretory Unit - Answer-Goblet Cells Multicellular secretory unit - Answer-Tubular, alveolar/acinus Merocrine Glands - Answer-secrete product through free surface, no loss of cytoplasm/cell (salivary glands, pancreas) Apocrine Glands - Answer-Secrete small amounts of cytoplasm/cell with secretory product. Apical portion pinches off + detaches. Ex. Mammary glands Holocrine Glands - Answer-entire cells are discharged as secretion (sebaceous glands)