Chapter 7 Male Reproductive System

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1

testis, or testicle (pl. testes, or testicles)

primary male sex organs, pared, oval-shaped, and enclosed in a sac called the scrotum. The testes produce spermatozoa (sperm cells) and the hormone testosterone

2

sperm (spermatozoon, pl. spermatozoa)

the microscopic male germ cell, which, when united with the ovum, produces a zygote (fertilized egg) that with subsequent development becomes an embryo

3

testosterone

the principle male sex hormone.

4

seminiferous tubules

approximately 900 coiled tubes within the te3stes in which spermatogenisis occurs

5

epididymis

coiled duct atop each of the testes that provides for storage, transit, and maturation of spermatozoa; continuous with the vas deferens

6

vas deferens, ductus deferens, or seminal duct

duct carrying the sperm form the epididymis to the urethra

7

seminal vesicles

two main glands located at the base of the bladder that open into the vas deferens

8

prostate gland

encircles the upper end of the urethra. The prostate gland secretes a fluid that aids in the movement of the sperm and ejaculation

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scrotum

sac suspended on both sides of and just behind the penis. The testes are enclosed in the scrotum

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penis

male organ of urination and copulation (sexual intercourse)

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glans penis

enlarged tip on the end of the penis

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prepuce

fold of skin covering the glans penis in uncircumcised males (foreskin of the penis)

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semen

composed of sperm, seminal fluids, and other secretions

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genitalia (genitals)

reproductive organs (male and female)

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andr/o

male

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balan/o

glans penis

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epididym/o

epididymus

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orch/o

testis, testicle

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orchi/o

testis, testicle

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orchid/o

testis, testicle

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prostat/o

prostate gland

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sperm/o

spermatozoon, sperm

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test/o

testis, testicle

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vas/o

vessel, duct

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vesicul/o

seminal vesicle

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-ism

state of

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anorchism

state of absence of testis (unilateral or bilateral)

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balanitis

inflammation of the glans penis

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balanorrhea

discharge from the glans penis

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benign prostatic hyperplasia (BPH)

exessive development pertaining to the prostate gland

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cryptorchidism

state of hidden testes

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epididymitis

inflammation of an epididymis

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orchiepididymitis

inflammation of the testis and epididymis

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orchitis, orhciditis, or testitis

inflammation of the testis or testicle

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prostatitis

inflammation of the prostate gland

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prostatocystitis

inflammation of the prostate gland and the bladder

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prostatolith

stone in the prostate gland

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prostatorrhea

discharge from the prostate gland

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prostatovesiculitis

inflammation of the prostate gland and seminal vesicles

40

erectile dysfunction (ED)

the inability of the male to attain or maintain an erection sufficient to perform sexual intercourse

41

hydrocele

scrotal swelling caused by a collection of fluid

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phimosis

a tightness of the prepuce (foreskin of the penis) that prevents its retraction over the glans penis

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prostate cancer

cancer of the prostate gland

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testicular carcinoma

cancer of the testicle

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testicular torsion

twisting of the spermatic cord causing decreased blood flow to the testis

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varicocele

enlarged veins of the spermatic cord

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balanoplasty

surgical repair o the glans penis

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epididymectomy

excision of an epididymis

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orchidectomy

excision of an epididymis

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orchidectomy, orchiectomy

excision of the testis

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orchidopexy, orchiopexy

surgical fixation of a testicle

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orchidotomy, orchiotomy

incision into a testis

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orchioplasty

surgical repair of a testis

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prostatectomy

excision of the prostate gland

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prostatocystotomy

incision into the prostate gland and bladder

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prostatolithotomy

incision into the prostate gland to remove a stone

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prostatovesiculectomy

excision of the prostate gland and seminal vesicles

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vasectomy

excision of a duct

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vasovasostomy

creation of artificial opening between ducts

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vesiculectomy

excision of the seminal vesicle

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circumcision

surgical removal of the prepuce(foreskin)

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hydrocelectomy

surgical removal of a hydrocele

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radical prostatectomy (RP)

excision of the prostate gland with its capsule, seminal vesicles, vas deferens, and sometimes pelvic lymph nodes

64

superpubic prostatectomy

excision of the prostate gland through an abdominal incision made above the pubic bone and through an incision in the bladder

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transurethral incision of the prostate gland

a surgical procedure that widens the urethra by making a few small incisions in the bladder neck and the prostate gland

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transurethral microwave thermotherapy (TUMT)

a treatment that eliminates excess tissue present in benign prostatic hyperplasia by using heat generated by microwave

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transurethral resection of the prostate gland

successive pieces of the prostate gland tissue are resected by using a resectoscope inserted throug the urethra

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andropathy

disease of the male

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aspermia

condition of without sperm

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oligspermia

condition of scanty sperm

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spermatolysis

dissolution (destruction) of sperm

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acquired immunodeficiency syndrom (AIDS)

a disease that affects the body's immune system, transmitted by exchange of body fluid during sexual contact, reuse of contaminated needles, or receiving contaminated blood transfusions

73

artificial insemination

introduction of semen into the vagina y artificial means

74

chlamydia

a sexually transmitted disease, sometims referred to as a silent std because many people are not aware they have it. Causative agent is C. trachomatis.

75

coitus

sexual intercourse between a male and female

76

condom

cover for the penis wornd during coitus to prevent conception and the spread of sexually transmitted disease

77

ejaculation

ejection of semen from the male urethra

78

genital herpes

sexually transmitted disease caused by Herpesvirus hominis type 2

79

gonads

male and female sex glands

80

gonorrhea

contagious, inflammatory sexually transmitted disease caused by a bacterial organism that affects the mucous membranes of the genitourinary system

81

heterosexual

person who is attracted to a member of the opposite sex

82

homosexual

person who is attracted to a member of the same sex

83

human inmmunodeficiency virus (HIV)

a type of retrovirus that causes AIDS.

84

human papillomavirus (HPV)

a prevalent sexually transmitted disease causing benign or cancerous growths in male and female genitals

85

orgasm

climax of sexual stimulation

86

prosthesis

an artificial replacement of an absent body part

87

puberty

period when secondary sex characteristics develop and the ability to reproduce sexually usually begins

88

sexually transmitted disease (STD)

disease, such as syphilis, gonorrhea, and genital herpes, transmitted during sexual contact

89

sterilization

process that renders an individual unable to produce offspring

90

syphilis

chronic infection caused by the bacterium Treponema pallidum, which usually is transmitted by sexual contact, may be acquired in utero, or (less often) contracted through direct contact with infected tissue

91

trichomoniasis

a sexually transmitted disease caused by a one-cell organism, Trichomonas. It infects the genitourinary tract

92

transrectal ultrasound

an ultrasound procedure used to diagnose prostate cancer. Sound waves are sent and received by a transducer in the form of a probe that is placed into the rectum. The sounds are transformed into an image of the prostate gland.

93

prostate-specific antigen (PSA)

a blood test that measures the level of prostate-specific antigen in the blood. Elevated test results may indicated the presence of prostate cancer or excess prostate tissue, as found in benign prostatic hyperplasia

94

digital rectal examination (DRE)

a physical examination in which the physician inserts a finger into the rectum and feels for the size and shape of the prostate gland through the rectal wall. Used to screen for BPH and cancer of the prostate. BPH usually presents as a uniform, non-tender enlargement, whereas cancer usually presents as a stony hard nodule.


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