Structure and Fxn of the Male Accessory Reproductive

Structure and Fxn of the Male Accessory Reproductive Glands (seminal vesicles, prostate gland, and bulbourethral gland) MT: Male Reproductive System

Structure of Seminal Vesicles coiled pouches n lie along the lower part of the posterior surface of the bladder n are directly in front of the rectum n how well it functions depends on the amount of testosterone n

Fxn of Seminal Vesicles n secrete an alkaline, viscous liquid (rich in fructose) that makes up part of the semen

Structure of Prostate Gland gland that lies below the bladder n shaped like a donut with the urethra going through the center of the donut n Enlarged prostate constricts urine flow n

Fxn of Prostate Gland Secretes a thin alkaline substance that makes up 31% of semen n Alkalinity helps protect the sperm from acid in the urethra and vagina n

Structure of Bulbourethral Gland AKA Cowper’s Gland n small round gland resembling a pea n located below the prostate n

Fxn of Bulbourethral Gland Secretes mucous to lubricate the urethra n Secretes alkaline fluid to protect sperm n

Prostate Cancer 32, 000 men die/year n If large enough, tumor can be felt through rectal exam n Early detection is best n Screening is most effective with rectal exam and a blood test looking for PSA (prostate specific antigen) n

http: //www. cancer. gov/cancertopics/pdq/treatment/prostate/Patient