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flagellum

tail of the sperm, used for locomotion

urethra

canal which carries the urine from the bladder and in males is a passage for sperm

testes

male reproductive gland which produces the male hormone testosterone

erection

state marked by a stiff form such as when the penis fills with blood and becomes stiff

foreskin

fold of skin that covers the end of the penis in uncircumcised males

scrotum

external pouch on most male mammals which contains the testes

penis

male organ that releases urine and semen

ejaculation

a sudden discharge of fluid from a duct, as when semen is ejaculated

sperm

microscopic male gamete (sex cell) which carries the male genes

semen

whitish fluid of the male reproductive tract which consists of sperms

Sperm production begins at puberty and continues into old age. T/F

true

The male reproductive organs are partly inside the lower abdomen and partly hanging below it. T/F

true

Sperm are produced inside the fallopian tubes. T/F

false

About 5 million sperm mature every day. T/F

false

Name 6 effects of testosterone on males

Shoulders broaden. Voice deepens. Growth spurt. Body odor. Muscle mass increases. Hair growth on face, under arms, chest, legs, pubic area.

Suspended in the scrotum are a pair of egg-shaped ________, in which sperm cells are manufactured.

testes

The male sex organs are specialized to_______.

produce and deliver sperm

Sperm mature and are stored in the _________.

epididymis

If sperm are not ejaculated, they/their _______.

a) die, b) remnants are reabsorbed, c) break down, or D) all of the above. ALL OF THE ABOVE!

Label the parts of the male reproductive system.

OK - and I'll study for this. Really. I'm not kidding this time.

This last trimester, I'll earn a _________ in Science, by studying on Quizlet every day.

4

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