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Chabner12-Ch09Vocab
Chabner, Language of Medicine 12th Ed, Chapter 09 Vocabulary
Term | Definition |
---|---|
androgen | Male hormone secreted by the testes; responsible for developing and maintaining male secondary sex characteristics. |
aspermia | Failure to produce semen |
azoospermia | Lack of sperm in the semen |
balanitis | Inflammation of the glans penis |
benign prostatic hyperplasia | [BPH] -- Prostatic enlargement (nonmalignant) |
bulbourethral glands | [Cowper glands] -- Pair of exocrine glands near the male urethra. They secrete fluid into the urethra. |
castration | Removal of the sex glands (gonads). Ovaries or testes. |
chancre | Genital ulcer commonly formed during the primary stage of syphilis in males and females. |
chlamydia | Bacterial infection of the urethra and reproductive tract in men and women. |
circumcision | Rermoval of the prepuce (foreskin). It is a common "elective" procedure performed shortly after birth. |
cryogenic surgery | Use of extremely cold temperatures to freeze or destroy tissue. |
cryptorchidism | One or both testes faul to descend into the scrotal sac near the time of birth. |
digital rectal exam | Finger palpation through the anus and rectum to examine the prostate gland. |
ejaculation | Ejection of sperm and fluid from the male urethra. |
ejaculatory duct | Tube through which semen enters the male urethra. |
embryonal carcinoma | Type of testicular cancer. |
epididymis | [plural: epididymides] -- One of a pair of long, tightly coiled tubes above each testis. It stores and carries sperm from sminiferous tubules to the vas deferens |
epididymitis | Inflammation of the epididymis |
erectile dysfunction | Inability of an adult male to achieve an erection. a.k.a. 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. |
gonorrhea | sexually transmitted infection (STI) involving inflammation of genital tract mucosa, caused by infection with gonococci. |
herpes genitalis | Sexually transmitted infection of the skin and genital mucosa, caused by herpes simplex virus. Marked by blisters. |
human papillomavirus | [HPV] -- Infection of the skin and mucous membranes in the anogenital region by the human papillomavirus. |
hydrocele | Hernia (clear sac of 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 a single fertilized egg. |
impotence | Inability of an adult male to achieve an erection. a.k.a. erectile dysfunction |
infertility | In a male, any problem that lowers the chances of his female partner getting pregnant. |
interstitial cells of the testes | [Leydig cells] -- Specialized cells that lie adjacent to the seminiferous tubules in the testes. |
ligation | Tying off a tube or blood vessel. |
oligospermia | Scanty sperm count. |
orchiectomy | Removal of a testis |
orchiopexy | Surgical fixation of an undescended testis into the scrotum. (procedure to fix cryptorchidism) |
orchitis | Inflammation of a testis. |
parenchymal tissue | Essential distinctive cells of an organ. In the testis, the seminiferous tubules are parenchymal. |
penile | Pertaining to the penis. |
penis | Male external organ of reproduction. |
penoscrotal | Pertaining to the penis and scrotum. |
perineum | Females: area between the anus and the vagina. Males: region between anus and scrotum. |
Peyronie disease | Abnormal curvature of the penis. |
phimosis | Narrowing of the opening of the foreskin over the glans penis. |
photoselective vaporization of the prostate | Removal of tissue to treat bening prostatic hyperplasia (BPH) using a green light laser. |
prepuce | Foreskin. Fold of skin covering the tip of the penis. |
prostate cancer | Malignant tumour of the prostate gland. |
prostate gland | Exocrine gland at the base of the male urinary bladder. Secretes fluid that contributes to semen during ejaculation. |
prostatectomy | Removal of the prostate gland. |
prostatitis | Inflammation of the prostate gland. |
purulent | Pus-filled; forming or containing pus. |
scrotum | External sac that contains the testes. |
semen | Spermatozoa (sperm cells) and seminal fluid (prostatic and seminal vesicle secretions) discharged from urethra during ejaculation. |
semen analysis | Microscopic examination of ejaculated fluid. |
seminal vesicles | Paired sac-like exocrine glands that secrete fluid (a major component of semen) into the vas deferens. |
seminiferous tubules | Narrow, coiled tubules that produce sperm in the testes. |
seminoma | Malignant tumour of a testis |
spermatogenesis | Formation of sperm cells |
spermatozoa | [plural] -- Sperm cells |
spermatozoon | [singular] -- Single sperm cell |
spermolytic | Pertaining to the destruction of sperm cells. |
sterilization | Procedure that removes a person's ability to produce or release reproductive cells. Includes removal of testicles, vasectomy, and oophorectomy. |
stromal tissue | [stroma] -- Supportive, connective tissue of an organ, as distinguished from its parenchyma. |
syphilis | Sexually transmitted infection caused by bacteria (spirochetes). A chancre (ulcer) on the genitalia is a characteristic lesion. |
teratoma | Malignant tumour of a testis or ovary. Composed of embyonic cells that develop into different types of tissue. |
testicular | Pertaining to a testis or testicle. |
testicular cancer | Malignant tumour of the testicles. |
testicular torsion | Twisting of the spermatic cord and blood vessels of the testes. |
testis | [plural: testes] -- Male gonad (testicle) that produces spermatozoa and testosterone. |
testoterone | Hormone secreted by the interstitial tissue of the testes. Responsible for male sex characteristics. |
transurethral resection of the prostate | [TURP] -- Removal of portions of prostate gland through the urethra. |
varicocele | Enlarged, dilated veins near the testicle. |
vas deferens | [ductus deferens] -- Narrow tube (one on each side) carrying sperm from the epididymis toward the urethra. |
vasectomy | Bilateral surgical removal of part of the vas deferens. Male sterilization. |
vasovasostomy | Rejoining the cut ends of the vas deferens to restore male fertility. (reversal of a vasectomy) |