Medical Terminology - AMAB Reproductive System Vocabulary (Ch 9)

bulbourethral glands

pair of exocrine glands near the AMAB urethra that 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 AMAB urethra

epididymis

one of a pair of long, tightly coiled tubes above each testis, stores and carries sperm from seminiferous tubules to the vas deferens (plural: epididymides)

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

identical twins

two infants resulting from division of one fertilized egg into two distinct embryos

interstitial cells of the testes

specialized cells that lie adjacent to the seminiferous tubules in the testes and 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 the tip of the penis

prostate gland

exocrine gland at the base of the male urinary bladder, secretes fluid that contributes to semen 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

sperm cell (plural: spermatozoa)

sterilization

procedure that removes a person’s ability to produce or release reproductive cells

stromal tissue

supportive connective tissue of an organ, as distinguished from its parenchyma; also called stroma

testis

male gonad (testicle) that produces spermatozoa and the hormone testosterone

testosterone

hormone secreted by the interstitial tissue of the testes; responsible for male sex characteristics

vas deferens

narrow tube (one on each side) carrying sperm from the epididymia toward the urethra, also called ductus deferens