mod__Bios_256_Final_Exam_Review_Packet_

A&P IV Final Exam Review Packet mod__Bios_256_Final_Exam_Review_Packet_ OOGENESIS: ▪ Begins in the first three months of embryonic life ▪ Oogonia (diploid) undergo mitosis to yield 2-4 million clones from which all ova are derived ▪ Oogonia differentiate into primary oocytes ▪ Primary oocytes begin meiosis I and replicate their DNA At this point, meiosis stops and primary oocytes enter a state of suspended---------- Angiotensin II - Secretion of renin is stimulated by low blood volume and pressure, and also by sympathetic innervation. Renin activates the RAA pathway, which ultimately results in the formation of ATII - Decreases GFR by constricting afferent arterioles ---------------- TO CONTINUE ------------------ DOWNLOAD NOW FOR BETTER SCORES