Psychology 2075 Lecture Notes - Ejaculatory Duct, Epididymis, Activin And Inhibin
Document Summary
Outline: male sexual anatomy, male sex hormone systems, sexual differentiation. Circumcision: jews and muslims will remove the foreskins. A sac or pouch with two chambers. Cremaster muscle: holds the sac closer to the body in cold temperatures, this is because the sperm need warm temperatures. Seminiferous tubules: site of sperm production. Male sexual anatomy cont"d: the vas deferens. Moves sperm from scrotum to ejaculatory duct through prostate: the seminal vesicle. Secretes 70% of seminal fluid: nourish sperm, the prostate gland. Secretes about 30% of seminal fluid: sperm survival in vagina. Male sexual anatomy cont"d: the cowper"s glands. Releases pre-cum which is not to lubricate: semen (seminal fluid) Male hormone systems: testosterone - masculinizing sex hormone, follicle-stimulating hormone - controls sperm production, luteinizing hormone - controls testosterone production, gonadotropin -releasing hormone - regulates the pituitary"s secretion of gonad-stimulating hormones, inhibin regulates fsh and maybe lh. Male genital health concerns: male health-care issues.