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level: reproductive system (male)

Questions and Answers List

level questions: reproductive system (male)

Question	Answer
Primary sex organs are called	gonads
The gonads produce sex cells called	gametes
serves to produce, transport, and introduce mature sperm into the female reproductive tract, which is where fertilization occurs.	male reproductive system
the organs that generate sperm and secrete the male sex hormone testosterone.	testis
Extending from the abdomen to each testicle is a strand of connective tissue and muscle called the	spermatic cord
divides the scrotum, isolating each testicle.	median septum
surrounds the spermatic cord and testes.	cremaster muscle
This gives the scrotum a wrinkled appearance.	dartos fascia
tiny tubes in which sperm are produced.	seminiferous tubules
These cells promote the development of sperm by supplying nutrients, removing waste, and secreting the hormone inhibin, which plays a role in the maturation and release of sperm.	sertoli cells
cells that produces testosterones	leydig cells
60% of semen—contains	fructose
secretes a thick, yellowish fluid into the ejaculatory duct.	seminal vesicles
sits just below the bladder, where it encircles both the urethra and ejaculatory duct.	prostate gland
also called Cowper’s glands	bulbourethral glands
begins when a male reaches puberty and usually continues throughout life.	spermatogenesis
The mature sperm consists of a head, a middle piece, and a long, whip-like tail.	spermatozoa
Emitted during the ejaculation that accompanies orgasm,	semen
Topping the head of the sperm is a cap called an	acrosome
contains numerous mitochondria that supply the sperm with the energy it needs to migrate up the female reproductive tract.	middle piece