Erectile Dysfunction – causes, symptoms and treatment

What is Erectile Dysfunction Erectile Dysfunction – The reduced ability or inability for a man’s PENIS to become erect or sustain an erection adequate for SEXUAL INTERCOURSE. Erectile dysfunction, sometimes called impotence, may occur as a physiologic condition, psychologic or emotional condition, or combination. Most commonly, however, all of these factors contribute to the condition. About 25 million men […]

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Hypogonadism – Dysfunction of the gonads

What is Hypogonadism Hypogonadism – Dysfunction of the gonads resulting in inadequate production of sex hormones. In men the TESTICLES (also called testes) are the gonads that produce ANDROGENS and in women the OVARIES are the gonads that produce ESTROGENS. In primary hypogonadism the ovaries or testicles themselves fail. Genetic reasons for such failure are TURNER’S SYNDROME in females and KLINEFELTER’S […]

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Menstruation – what is and definition

What is Menstruation The final phase of the MENSTRUAL CYCLE, commonly called the menstrual period or simply the period. Menstruation is the discharge of BLOOD and excess tissue that build up within the UTERUS as endometrium (the lining of the uterus) thickens and engorges with blood in preparation for the implantation of a fertilized ovum (ZYGOTE). When PREGNANCY does not occur, hormonal […]

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Pap test procedure – what is and definiton, table

What is Pap Test procedure A screening test for disorders of the CERVIX, notably CERVICAL INTRAEPITHELIAL NEOPLASIA (CIN) and CERVICAL CANCER. A Pap test, also called a Papanicolaou test, is the laboratory examination of cells swabbed from the cervix during a PELVIC EXAMINATION. The test derives its name from the doctor who developed it. Women over age 18 […]

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Priapism – definition, causes, treatment and surgery

What is Priapism, definition, causes and treatment A condition in which a man’s PENIS remains erect for longer than four hours. Priapism is involuntary (not a function of sexual stimulation), painful, and requires immediate medical attention to prevent permanent damage to the penis and preserve sexual function. Priapism is most often a SIDE EFFECT of […]

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Sperm Donation – process and definition

What is Sperm Donation process Sperm Donation – The collection of a man’s SEMEN, which contains SPERM, for use in FERTILITYtreatments. The man obtains the semen for donation through MASTURBATION to produce EJACULATION. Sperm banks (facilities that collect and store donated sperm) have varying policies for qualifying sperm donors. In general a sperm donor must be between the ages of 18 and […]

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Vas Deferens – definition, what is and function

What is Vas Deferens and Function of Vas Deferens A narrow tube that carries SPERM from the epididymis to the ejaculatory duct during ORGASM and EJACULATION. One vas deferens, also called a ductus deferens, arises from each testicle. The smooth-MUSCLE walls of the vas deferens contract and relax in wavelike movements to propel sperm from the testicle to […]

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Balanitis – infection of penis – treatment and causes

What is Balanitis – infection of penis, causes and treatment Balanitis is INFLAMMATION of the glans, the tip of the PENIS, usually the consequence of a bacterial or fungal (yeast) INFECTION. Balanitis is more likely to occur in uncircumcised men, as the foreskin can provide the moist, warm environment that supports the growth of pathogens. Diligent PERSONAL HYGIENE is especially […]

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Conception – what is and definition

What is Conception The culmination of fertilization (union of a SPERM and an ovum) and implantation of the resulting blastocyst into the endometrium (lining of the UTERUS). Conception marks the onset of PREGNANCY. Numerous factors, internal and external, influence conception. Internal factors include a woman’s HORMONE levels and OVULATION patterns, the viability of the man’s sperm, and circumstances […]

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Erection – erect penis – what is, and definition

Erection – the enlarged and hardened PENIS. Erections begin in the male fetus before birth and continue throughout life. An erection is necessary for SEXUAL INTERCOURSE and in an adult man usually occurs as a result of sexual arousal. Erections also occur spontaneously during sleep, usually during rapid eye movement (REM) sleep. A man typically has up to a […]

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