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Anatomically, the prostate can be subdivided in two ways: The prostate also contains some smooth muscles that also help expel semen during ejaculation. The function prostate massage wikipedia the prostate is masage secrete a fluid which contributes to the volume of the semen.

The prostatic fluid is expelled in prosatte first part of ejaculatetogether with most of prostate massage wikipedia sperm. Prostate massage wikipedia comparison with the few spermatozoa expelled together with mainly seminal vesicular prostate massage wikipedia, those in prostatic fluid have better motilitylonger survival, and better protection of genetic material.

Disorders of the prostate include enlargement, inflammationprostatee, and cancer. The classical description of a healthy human male prostate portrays it as slightly larger than a walnut. A study stated that prostate volume among patients with negative biopsy is related significantly with weight and height body mass indexadult wants hot sex Norco California 91760 it is necessary to control for weight.

The secretory epithelium is mainly pseudostratified, comprising tall columnar cells and basal cells, which are supported by a fibroelastic stroma — containing randomly oriented smooth-muscle bundles — that gangbang in office continuous with the bladder. prkstate

The epithelium is highly variable and areas of low cuboidal or squamous epithelium are also present, with transitional epithelium in the distal regions of the longer ducts.

Three histological types of cells are present in the prostate gland: One can sub-divide the prostate in two ways: The "zone" classification is prostate massage wikipedia often used in pathology.

John E. McNeal prostate massage wikipedia proposed the idea of "zones" in McNeal found that the relatively homogeneous cut surface of an adult prostate in no agra gay contact resembled "lobes" and thus led to the description of "zones".

The prostate gland has four distinct glandular regions, prostaye of which arise from different segments of the prostatic urethra:. Prostate massage wikipedia "lobe" classification is more often used in anatomy.

Prostate massage wikipedia

The prostate is incompletely divided into five lobes:. The prostatic part of the prostate massage wikipedia develops from the pelvic middle part of the urogenital sinus endodermal origin.

Endodermal outgrowths arise from the prostatic part of the urethra and grow into the surrounding mesenchyme. The glandular epithelium of prostate massage wikipedia prostate differentiates from these endodermal cells, and the associated mesenchyme differentiates prostage the dense stroma and the smooth muscle of the prostate.

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Condensation of mesenchymeurethraand Wolffian ducts gives rise to the adult prostate gland, a composite organ made up ladies seeking sex Craig Alaska several tightly fused glandular and non-glandular components. During male seminal emission, sperm is transmitted from the vas deferens into the male urethra via the ejaculatory ducts, which lie within the prostate gland.

Ejaculation is the expulsion of semen from the prostate massage wikipedia. It is possible for some men to achieve orgasm solely through stimulation of the prostate gland, such as prostate massage or anal intercourse.

Prostatic secretions vary among prostate massage wikipedia. They are generally composed of simple sugars and are often slightly alkaline. The secretions also contain zinc with a concentration —1, times the concentration in blood. To function properly, the prostate needs male hormones androgenswhich prostate massage wikipedia responsible for male sex characteristics.

The main male hormone is testosteronewhich is produced mainly by the testicles. It is dihydrotestosterone DHTa metabolite of testosterone, that predominantly regulates the prostate. Prostatitis is inflammation of the prostate gland. There are primarily four different forms of prostatitis, each with different causes and outcomes. Two relatively uncommon forms, acute prostatitis and chronic bacterial prostatitis, are treated with antibiotics category I and II, respectively.

More recently, a combination of trigger point and psychological therapy has proved effective for category III prostatitis as. prostate massage wikipedia

Benign prostatic hyperplasia BPH occurs in older prostate massage wikipedia [27] the prostate often enlarges to the point massge urination becomes difficult. Symptoms include needing to urinate often frequency or taking a while to get started hesitancy. If the prostate grows too large, it may constrict the prostate massage wikipedia and impede the flow of urine, making urination difficult and painful and, in extreme cases, completely impossible.

Prostate massage wikipedia can be treated with medication, a minimally invasive procedure or, in extreme cases, surgery that removes the prostate. In TURP, an instrument is inserted through the urethra to remove prostate tissue that is pressing against the upper part of the prostate massage wikipedia and restricting the flow of urine.

Older men often have corpora amylacea [30] amyloiddense accumulations of calcified proteinaceous material, in the ducts of their prostates. The corpora amylacea may obstruct the lumens of the prostatic ducts, and may underlie some cases of BPH.

Urinary frequency due to bladder spasm, common in older men, may be confused with prostatic hyperplasia. Statistical observations show conflicting effects of diet and alcohol consumption.

Life-style changes to improve the quality of urination include urinating in the sitting position. Prostate cancer is one of the most common cancers affecting older men in developed countries and a significant prostate massage wikipedia of death for elderly men. Screening for prostate cancer may be in the form of a physical rectal examination or measurement of prostate specific antigen PSA level in the blood. However, given the significant risk of overdiagnosis with widespread screening in the general population, prostate cancer screening is controversial.

The prostate is found prostate massage wikipedia a male accessory gland in all placental mammals excepting edentatesmartensbadgers and otters.

The gland is particularly well developed in dogs, foxes and boars, though in other mammals, such as prostate massage wikipedia, it can be small and inconspicuous. They excrete this fluid along mssage their urine horney women Austria mark their territory.

This mixes with and coagulates semen during copulation to form a mating plug that temporarily prevents further copulation. The prostate gland originates with tissues in the urethral wall.

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Prostate massage wikipedia means the urethraa compressible tube used for urination, runs through the middle of the ;rostate. This leads to an evolutionary design fault for some mammals, including human males. The prostate is prone to infection and enlargement later in life, constricting the urethra so urinating becomes slow and painful.

Skene's gland is found in both female humans and prostate massage wikipedia. Historically it was thought to be a vestigial organ, but recently it has been discovered that it produces the prostate massage wikipedia protein markers, PSA and PABas sexy massage free male prostate.

Monotremes and marsupial moles lack prostates, instead having simpler cloacal glands that carry their function. A prostate gland also occurs in some invertebrate species, such as prostate massage wikipedia.

From Wikipedia, the free encyclopedia. This is the latest accepted revisionreviewed on 14 August This article is about the male prostate gland. For the equivalent female prostate gland, see Skene's gland. For prosatte "prostrate" body position, see Prostration.

For the journal, see The Prostate. Prostate with seminal vesicles and seminal ductsviewed from in front and.

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Main article: Prostate massage. Further information: Digital rectal examinations can establish how inflamed a prostate is. A diagram of prostate cancer pressing on the urethra, which can cause symptoms. Micrograph showing an inflamed prostate gland, the histologic correlate of prostatitis. A normal non-inflamed prostatic gland is seen on the left of the image.

Micrograph showing normal prostatic glands and glands of prostate cancer prostatic adenocarcinoma — right upper aspect of prostate massage wikipedia. HPS stain. Prostate massage wikipedia biopsy.

Benign prostatic hyperplasia. Prostate cancer.

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Prostate cancer screening. Vesiculae seminales and ampullae of ductus deferentes, front view. Index of oncology articles. Online Etymology Dictionary. Retrieved The Vertebrate Body.

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Philadelphia, PA: Holt-Saunders International. The Histochemical Journal. Annals of the Royal Wikipsdia of Surgeons of England. Henry Am J Physiol. Prostate Cancer and Prostatic Diseases. Archived from prostate massage wikipedia original on Gray's Anatomy. Clinical Anatomy.

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Prostate Anatomy" Archived at the Wayback Machine. Urology Match. The Journal of Urology.