25 terms

HOC Ch 9 Vocab

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bulbourethral glands
A pair of exocrine glands near the male urethra. They secrete fluid into the urethra. Also called Cowper glands
ejaculation
ejection of sperm and fluid from the male urethra
ejaculatory duct
tube through which semen enters the male urethra
Epididymis
A long, coiled duct on the outside of the testis in which sperm mature.
erectile dysfunction
inability of an adult male to achieve an erection; impotence
Flagellum
A long, hairlike structure that grows out of a cell and enables the cell to move.
fraternal twins
twins who develop from separate fertilized eggs. They are genetically no closer than brothers and sisters, but they share a fetal environment.
glans penis
Sensitive tip of the penis, comparable to the clitoris in the female
identical twins
twins who develop from a single fertilized egg that splits in two, creating two genetically identical organisms
interstitial cells
in the testes, these cells lie between the seminiferous tubules and produce the hormone testosterone
parenchymal tissue
Essential distinctive cells of an organ. In the testis, the seminiferous tubules that produce sperm are parenchymal.
Penis
Male reproductive organ
perineum
external region between the anus and scrotum in the male
prepuce
foreskin; loose casing that covers the glans penis; removed by circumcision
prostate gland
A gland in males that contributes to the seminal fluid.
Scrotum
External sac that contains the testes
semen
A thick fluid containing sperm and other secretions from the male reproductive system
seminal vesicles
paired sac-like exocrine glands that secrete fluid into the vas deferens
seminiferous tubules
Narrow, coiled tubules that produce sperm in the testes.
spermatozoon
sperm cell
Sterilization
The process that completely destroys all microbial life, including spores.
stromal tissue
supportive, connective tissue of an organ, as distinguished from its parenchyma
testis
male reproductive organ that produces sperm and hormones
Testosterone
Male sex hormone
vas deferens
Long, narrow tube carrying sperm from epididymis to ejaculatory duct