MMSC 200: Chapter 9 Terms

androgen

male hormone responsible for developing and maintaining male secondary sex characteristics

anorchism

absence of one or both testes

aspermia

failure in male sperm cell production as well as ejaculation of semen

azoospermia

lack of live sperm in the semen

balanitis

inflammation of the glans penis

benign prostatic hyperplasia

prostatic enlargement, nonmalignant

bulbourethral glands

one of a pair of exocrine glands, located on either side of the male urethra, gland just below the prostate gland
secretes fluid that is part of semen
AKA Cowper gland

castration

removal of sex glands (gonads); ovaries or testes

chancre

primary lesion of syphilis; a hard ulcer occurring at the site of entry of the bacterial infection and most frequently on the external genitalia of a male or female

chlamydia

bacterial infection causing pelvic inflammation in the reproductive tract in both men and women

circumcision

surgical removal of the foreskin (prepuce) surrounding the end of penis

Cowper gland

two bulbourethral glands, each approximately the size of a pea, which are located inferior to the prostate

cryogenic surgery

use of extremely cold temperatures to freeze or destroy tissue

cryptorchism

failure of one or both testes to descend from the abdomen in the scrotal sac near the time of birth

ejaculation

ejection of sperm and fluid from the male urethra as a result of sexual stimulation

ejaculatory duct

tube through which semen enters the male urethra

embyronal carcinoma

malignant tumor of the testes

epididymis

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

epididymitis

inflammation of an epididymis

erectile dysfunction

inability of an adult male to achieve an erection; impotence

eunuch

a castrated man

flagellum

hair-like projection on a sperm cell that makes it motile

fraternal twins

two infants born from a pregnancy resulting from fertilization of two separate ova

glans penis

sensitive tip (surrounded by foreskin) of the penis

gonorrhea

sexually transmitted infection involving inflammation of genital tract mucous membranes and caused by gonococci (berry-shaped bacteria)

herpes genitalis

sexually transmitted infection of the skin and mucosa of the genitals caused by the herpes simplex virus and marked by blisters

human papilloma virus

infection of the skin and mucous membranes in the anogenital region by the human papillomavirus

hydrocele

hernia (sac of clear, watery fluid) within the scrotum

hypospadias

congenital anomaly in which the opening of the urethra is on the underside of the penis

identical twins

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

impotence

inability of an adult male to achieve an erection
erectile dysfunction

interstitial cells of the testes

in the testes, these cells lie between the seminiferous tubules and produce testosterone

ligation

tying off a tube or blood vessel
thread or wire is used

oligospermia

scanty sperm count

orchiectomy

removal of a testis

orchipexy

surgical fixation of an undescended testis in the scrotum

orchitis

inflammation of a testicle

parenchymal tissue

functional, essential tissue of an organ
the seminiferous tubules are the parenchyma of the testis

penile

relating to the penis

penis

male genital organ composed of erectile tissue

perineum

area between the anus and vagina in females
area between the anus and scrotal sac in males

phimosis

narrowing (stricture) of the opening of the prepuce over the glans penis

photoselective vaporization of the prostate

removal of tissue to treat benign prostatic hyperplasia using a green light laser

prepuce

fold of skin covering the glans penis
foreskin

prostate gland

a gland in men that surrounds the neck of the urinary bladder and urethra
produces a fluid which, after combining with sperm cells, leaves the body as semen

prostatectomy

excision of the prostate gland

prostatic hyperplasia

benign growth of cells within the prostate gland

prostatitis

inflammation of the prostate gland

purulent

pus-filled
forming or containing pus

scrotum

sac that contains the testes and associated organs

semen

fluid discharged at ejaculation; consisting of sperm cells and secretions from the prostate gland, seminal vesicles, and bulbourethral glands

seminal vesicle

pair of sac-like male exocrine glands lying behind the urinary bladder and opening into the vas deferens

seminiferous tubules

narrow, coiled tubules that produce spermatozoa in the testes

seminoma

malignant tumor within a testis

spermatogenesis

formation of sperm cells

spermatozoa

sperm cells

spermatozoon

single sperm cell

spermolytic

pertaining to destruction of sperm cells

sterilization

procedure that removes an individual's ability to produce or release reproductive cells

stromal tissue

supportive, connective tissue of an organ

syphylis

sexually transmitted infection caused by bacteria (spirochetes)
chancre (ulcer) on genitalia is a characteristic lesion

teratoma

malignant tumor of a testis or ovary; composed of embryonic cells that develop into different types of tissue

testicular

pertaining to a testis or testicle

testicular torsion

twisting of the spermatic cord and blood vessels of the testes

testis

male gonad that produces spermatozoa (sperm cells) and the hormone testosterone

testosterone

male hormone secreted by the interstitial cells of the testes

varicocele

enlarged, dilated veins near the testicle

vas deferens

Narrow tube (one on each side) carrying sperm from the epididymis into the body around the urinary bladder toward the urethra

vasectomy

removing a piece of each vas deferens and tying off each end

vasovasostomy

new opening (anastomosis) of the ends of a severed vas deferens
this surgical procedure REVERSES a vasectomy

venereal

having to do with sexual intercourse or diseases transmitted by it

hydrocele

a collection of fluid in the scrotum, the pouch of skin that holds the testicles

Balantis

a condition that causes inflammation of the glans penis and is usually treatable with topical medication. caused by an overgrowth

seminal vesicles

a pair of sac-like glands located behind the bladder in the male reproductive system

seminiferous tubules

Narrow, coiled tubules that produce sperm in the testes.

Turp

Excision of benign prostatic hyperplasia using a resectoscope through

the urethra