Ch. 27 Male Reproductive System Key Terms #2

are the coiled tubular structures in which sperm start to mature and are stored in until ejaculation.

epididymides

The biological male will demonstrate the ___ chromosomes.

XY

is the bulbous end of the penis that contains a large number of nerve endings.

glans penis

is a column of erectile tissue in the penis that fills with blood during an erection and surrounds the penile urethra on the ventral portion of the penis.

corpus spongiosum

is the male organ of copulation.

penis

The prepuce, AKA the ______is the flap of skin that forms a collar around the glans penis to provide protection and lubrication of the glans penis.

foreskin

AKA Cowper's glands secrete a lubricating mucus that cleans and lubricates the urethra prior to and during ejaculation.

bulbourethral glands

are AKA the testes that produce gametes and reproductive hormones.

gonads

is the opening in the abdominal wall that connects the testes to the abdominal cavity.

inguinal cavity

Both the dartos and cremaster muscles can elevate or lower the testes to help maintain optimal internal temperature of the testes.

true

The ductus deferens are AKA the ________.  This duct transports sperm from the epididymis through the spermatic cord and into the ejaculatory duct.

vas deferens

is the tight junctions between Sertoli cells that prevent bloodborne pathogens from gaining access to later stages of spermatogenesis and prevent the potential for an autoimmune reaction to haploid sperm.

blood-testis barrier

The two columns that of erectile tissue in the penis that fill with blood during an erection are the

corpus cavernosum

is the duct that connects the ampulla of the ductus deferens with the duct of the seminal vesicle at the prostatic urethra.

ejaculatory duct

Cells in the seminiferous tubules of the testes that produce testosterone are

Leydig cells