MEDT220 Lecture Notes - Lecture 9: Seminal Vesicle, Azoospermia, Glans Penis

• School: University of Delaware
• Department: Medical Laboratory Sciences
• Course: MEDT220
• Professor: kimberlyarnold

Document Summary

Produce and release billions of sperm cells throughout the lifetime of the male from puberty onward. Secrete testosterone: type of androgen (gk: andro = male human being, responsible for production of the bodily characteristics of the male. Proper development of the male gonads (testes) and accessory organs (prostate gland and seminal vesicles: secrete fluids to ensure lubrication and viability of sperm. Less than 1/100,000 the size of the female ovum. Only 1 out of the 300 million sperm cells released can penetrate a single ovum and fertilize the ovum. Composed of: head region (acrosome) = nuclear hereditary material, tail region = flagellum. Hair-like process that makes the sperm motile. Perineum: between anus and scrotum, analogous to perineal region of female. Testis (pl: testes: wr: test/o, orch/o, orchi/o, orchid/o. L: witness; bears witness to male virility: male gonads, sperm cells produced here, develop in abdomen at level of kidneys before descending during development into scrotum.