click below
click below
Normal Size Small Size show me how
Med.Term Ch.9 Vocab
Chabner, Language of Medicine 11th edition-Chapter 09 Vocabulary
Vocabulary | Definition |
---|---|
bulbourethral glands | Pair of exocrine glands near male urethra; Cowper glands |
ejaculation | Ejection of sperm and fluid from male urethra |
ejaculatory duct | Tube through which semen enters the male urethra |
epididymis (plural: epididymides) | One of a pair of long, tightly coiled tubes above each testis that stores and carries sperm to the vas deferens |
erectile dysfunction | Inability of an adult male to achieve an erection; impotence |
flagellum | Hair-like projection on a sperm cell that makes it motile |
fraternal twins | Two infants resulting from fertilization of two separate ova by two separate sperm cells |
glans penis | Sensitive tip of the penis; comparable to the clitoris in the female |
identical twins | Two infants resulting from division of one fertilized egg into two distinct embryos; conjoined (“Siamese”) twins are incompletely separated identical twins |
interstitial cells of the testes | Specialized cells adjacent to the seminiferous tubules in the testes; produce testosterone; also called Leydig cells |
parenchymal tissue | Essential distinctive cells of an organ |
penis | Male external organ of reproduction |
perineum | External region between the anus and scrotum in the male |
prepuce | Foreskin; fold of skin covering tip of penis |
prostate gland | Exocrine gland at base of male urinary bladder; secretes fluid part of semen into urethra during ejaculation |
scrotum | External sac that contains the testes |
semen | Spermatozoa and seminal fluid discharged from the urethra during ejaculation |
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 (plural: spermatozoa) | Sperm cell |
sterilization | Procedure that removes a person’s ability to produce or release reproductive cells through removal of testicles, vasectomy, or oophorectomy |
stromal tissue | Supportive, connective tissue or an organ; stroma |
testis (plural: testes) | Male gonad (testicle) that produces spermatozoa and testosterone |
testosterone | Hormone secreted by interstitial tissue of the testes; responsible for male sex characteristics |
vas deferens | Narrow tube carrying sperm from the epididymis toward the urethra; ductus deferens |