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Chapter 14 HST
Reproductive system
66
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10th Grade
03/27/2012

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Term
What is the function of the male reproductive system?
Definition
To produce millions of perm and deliver them to unite with a single ovum to create a new life
Term
Another name for genitalia
Definition
reproductive organs
Term
What are the major external male organs?
Definition
The penis, scrotum, and two testicles each with an attached epididymis.
Term
Scrotum or Scrotal Sac
Definition
encloses, protects, and supports the testicles.
Term
Where is the scrotum located?
Definition
It is suspended from the pubic arch behind the penis and lies between the thighs.
Term
Perinuem
Definition
the region between theh scrotum and the anus
Term
testicles or testes
Definition
The two small egg-shaped glands that produce the spermatozoa
Term
where do the testicles develop?
Definition
within the abdomen of the male fetus and normally descend into the scrotum before birth or soon after birth
Term
epididymis
Definition
a tube at the upper part of each testicle. it runs down the legnth of the testicle, then turns upward into the body where it becomes a narrower tube called the vans deferens
Term
Penis
Definition
Male sex organ that transports the sperm into the female vagina. composed of spongy, erectile tissue that. during sexual stimulation, fills with blood causing an erection
Term
glans penis
Definition
a soft sensitive region located at the tip of the penis
Term
prepuce or foreskin
Definition
covers and protects the glans penis
Term
vas deferens
Definition
Leads from the epididymis to the ejaculatory duct in the prostate
Term
seminal vesicles
Definition
glands located at the base of the urinary bladder. open into the vas deferens as it joins the urethra
Term
What do the seminal vesicles secrete?
Definition
They secrete a thick, yellow, substance that nourished the sperm cells and forms much of the volume of ejaculated semen
Term
Ejaculatory duct
Definition
one of the two portions of the seminal vesicles. it is formed by the union of the ductus deferens and the duct from the seminal vesicle, passes through the prostate gland and enters urethra
Term
prostate gland
Definition
lies under the bladder and surrounds the upper end of the urethra in the region where the vas deferens enters the urethra
Term
what does the prostate gland secrete?
Definition
A thick fluid that, as part of semen, aids the motility of sperm
Term
Cowper's glands or Bulbourethral gland
Definition
located on either side of the urethra just below the prostate gland, and their ducts open into the urethra.
Term
What do the cowper's glands secrete?
Definition
These glands secrete thick mucus that acts as a lubricant that tends to flow early during sexual excitement
Term
Urethra
Definition
passes through the penis to the outside of the body
Term
What serves as both the reproductive and urinary systems?
Definition
Urethra in the male
Term
Sperm
Definition
male gamates
Term
Gamete
Definition
a reproductive cell
Term
Another for sperm
Definition
spermatozoa
Term
Where is sperm formed?
Definition
In the seminiferous tubules of the testicles
Term
Where does sperm go after they have been formed?
Definition
Are temporarily stored in the epididymis where they become motile
Term
At the peak of male sexual excitement, what is ejaculated through the urethra?
Definition
semen
Term
Where do sperm go from the epididymis?
Definition
They travel upward into the body and enter the vas deferens. Here the seminal vesicles and prostate gland add their secretions to form semen
Term
Urologist
Definition
Specializes in diagnoses and treating the diseases and disorders of the urinary system of females and the genitourinary system of males
Term
Balanitis
Definition
inflammation of the glans penis and is often associated with phimosis
Term
impotence
Definition
Erectile dysfunction. Inability of the male to maintain or achieve a boner.
Term
Phimosis
Definition
narrowing of the openeing of the foreskin so it cannot be retracted
Term
Anorchism
Definition
congenital absence of one or both testicles 
Term
Cryptorchidism
Definition
Undescended testis. A development defect in which one testicle fails to descend into the scrotum. 
Term
Hydrocele
Definition
A hernia filled with fluid in the testicles or in the tubes leading from the testicles
Term
Testitis or orchitis
Definition
inflammation of 1 or more testicles
Term
Variocele
Definition
varicose vein (enlargement of the vein) of the testicles that may cause male infertility
Term
Azoospermia
Definition
absence of sperm in the semen
Term
oligospermia
Definition
low sperm count
Term
BPH or prostateomegaly or enlarged prostate
Definition
abnormal enlargment of the prostate gland
Term
prostate cancer
Definition
most common caners among men. 
Term
TSE
Definition
an important self-help step in early detection of testicular cancer.
Term
SA or sperm count
Definition
the testing of freshly ejaculated semen to determine the volume plus the sperm count, shape, size, and motility.
Term
Prostate-specific antigen or PSA
Definition
a blood test to screen for prostate cancer
Term
cirsumcision
Definition
the surgical removal of the foreskin of the penis usualyy performed a few days after birth
Term
varicocelectomy
Definition
the removal of a porton of an enlarged vein to relieve a varicocele
Term
castration or bilateral orchidectomy
Definition
surgical removal or destruction of both testicles. in the female, it is the destruction of the ovaries
Term
Sterilization
Definition
making someone incapable of reproduction
Term
vasectomy
Definition
male sterilization procedure in which a portion of the vas deferens is usually removed. prevents spermd from entering the ejaculate but does not change the volume of semen does not change
Term
Vasovasostomy
Definition
A procedure to restore fertilization to a vasectomized male
Term
ablation
Definition
removal or destruction of the function of a body part
Term
Ablation is usually treatment for?
Definition
prostate cancer
Term
Ablation may involve
Definition
surgery, chemical destruction, electrocautery, extreme cold, radiation
Term
Radical prostatectomy
Definition
surgical removal of the entire prostate galnd, the sminal vesiclesm and some surrounding tissue.
Term
Transurethral Prostatectomy or a transurethral resection of the prostate or TURP
Definition
removal of all or part of the prostate through the urethra
Term
Radiation therapy or hormone therapy (HT) 
Definition
additional treatments used to control prostate cancer
Term
STDs also known as VDs (venereal -transmitted by sexual contact- diseases)
Definition
diseases transmitted through sexual intercourse or other genital contact
Term
Bacterial vaginosis or BV
Definition
sexually transmitted bacterial infection of the vagina. may cause complications during pregnancy and an increased risk of HIV
Term
Chlamydia
Definition
caused by the bacteria Chlamydia trachomatis a highly contagious. unless treated, may cause sterility in males and females.
Term
Genital herpes or HSV-2
Definition
caused by the herpes simplex virus and is higly contagious. Symptoms include itching or burning before the appearance of lesions (sores). no cure.
Term
Gonorrhea
Definition
highly contagious. painful urination and an abnormal discharge. and many aafect other body structures including the eyes. it is congenital.
Term
HIV
Definition
affects the immune system, transmitted through exposure to infected body fluids particularly through exposure to infected body fluids particularly through sexual intercourse with an infected partner
Term
human papilloma virus. HPV, genital warts.
Definition
highly contagious, increases the risk of genital and cervical cancer. 
Term
Syphilis
Definition
before symptoms appearm syhilis can be detected through the VDRL bld test. caused by spirochete treponema pallidum
Term
Trichomonas or trich
Definition
is the vaginal inflammation caused by the protozoan parasite trichomonas vaginalis. increases risk of HIV and many cause complications during pregnancy
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