MALE REPRODUCTIVE SYSTEM LATEST
UPDATE EXAM SOLUTION 2022/2023
scrotum - sac that regulates the temperature of the testes, keeping them about 3
degrees cooler than body temperature.
testes - male gonads - produce t
...
MALE REPRODUCTIVE SYSTEM LATEST
UPDATE EXAM SOLUTION 2022/2023
scrotum - sac that regulates the temperature of the testes, keeping them about 3
degrees cooler than body temperature.
testes - male gonads - produce testosterone which is responsible for male
secondary sex characteristics and sperm production
FSH and LH in males - These pituitary hormones regulate testosterone and sperm
production in the testes
epididymis - A long, coiled duct on the outside of the testis in which sperm mature.
vas deferens - tube that carries sperm from the epididymis to the urethra
seminiferous tubules - Narrow, coiled tubules that produce sperm in the testes.
seminal vesicles - two small glands that secrete an alkaline fluid that contains
fructose and other substances to nourish sperm
prostate gland - releases a small amount of the fluid found in semen; contracts to
close off urethra during ejaculation.
prostatic hyperplasia - nonmalignant, excessive growth of the prostate that results in
urethra constriction
bulbourethral glands (Cowper's glands) - Pea-sized glands inferior to the prostate
Produce thick, clear mucus prior to ejaculation that neutralizes traces of acidic urine
in the urethra
corpus cavernosum - two columns of erectile tissue in the shaft of the penis -
engorge with blood from dilated blood vessels to cause erection
Ejaculation - ejection of semen (sperm and fluid) from the male urethra
Ejaculate contains - spermatozoa, seminal fluid, and enzymes - usually about 2-5
mL of fluid containing about 200 mill sperm...
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