Lub noob qes - yog dab tsi? Tus qauv thiab muaj nuj nqi ntawm cov txiv neej noob qes

Noob qes feem ntau hu ua txiv neej noob qes - ib tug heev kawg tseem ceeb ib feem ntawm cov txiv neej lub cev thiab lub tsev me nyuam system nyob rau hauv particular.

Nyob rau hauv lub qub hnub, thaum ib tug txiv neej swore hais tias nws yuav qhia qhov tseeb, nws chwv nws noob qes. Yog hais tias ib tug txiv neej muaj ob noob qes, nws yog ib tug loj kos npe rau ntawm nws lub masculinity. Muaj coob tus neeg xav: "noob qes - yog dab tsi?". Cia peb kawm nyob rau hauv no tsab xov xwm.

Noob qes yeej ib txwm cais los ntawm txhua lwm yam thiab cov txheej txheem ntawm nyob rau hauv cov kab noj hniav ntawm cov scrotum. Txhua yam ntawm lawv yog qhia tshwj xeeb uas coated. Lawv sawv cev rau cov kev lug muaj seminal ducts. Nyob rau hauv lawv muaj spermatogenesis txheej txheem. Phev hlwb uas tau loj hlob tuaj los, tsiv mus rau hauv lub epididymis, thiab ces muab pov tseg nyob rau hauv tus txheej txheem ntawm ejaculation.

nthuav qhov tseeb

Ib txhia asymmetry ntawm lub noob qes nyob rau hauv cov txiv neej yog ib tug txheej txheem phenomenon. Hais tias yog, nws yog li cas, tsis muaj dab tsi txhawj txog. Nws nyob rau hauv tsis muaj txoj kev muaj kiag li tsis ntxim rau cov txiv neej fertility. Zaum ntseeg tau hais tias qhov no asymmetry yuav yog ib tug defensive cov tshuaj tiv thaiv, uas yuav txo tau txoj kev pheej hmoo ntawm kev raug mob nyob rau tib lub sij hawm ob noob qes. Txawm tias muaj ntau yam neeg sawv cev ntawm ib tug muaj zog ib nrab ntawm noob neej txhawj xeeb tias tag nrho lawv muaj zoo txheej txheem thiab txhua yam yog ua tau hauj lwm zoo.

cov txiv neej feem ntau tau raws li, uas yuav los ntawm qhov tseeb vim hais tias ib tug noob qes tej zaum yuav loj tshaj lwm yam. Tab sis xws li cov yaam puab paub yog ruaj. Txawv loj khoom - ib qho tshwm sim. Lawv cov luj tej zaum yuav txawv los ntawm 25 mus 50 grams.

Yog li ntawd lub noob qes - yog dab tsi? Yuav ua li cas yog tej yam nws muaj nyob rau hauv tus txheej txheem ntawm spermatogenesis nyob rau hauv cov txiv neej? Nyob rau qhov no tom qab.

Noob qes yog cov txiv neej gonads uas tsim testosterone thiab phev.

Qhov kub uas yog pom thiab tsim nyog rau spermatogenesis txheej txheem kev kho muaj nyob rau hauv tus txiv neej scrotum testicle. Hnav tug heev nyob ze thiab kaw ntom nti khaub ncaws, raws li zoo raws li kev tsim txom ntawm lub campaigns nyob rau hauv tus da thiab saunas yuav ua ntxiv lawm tshob. Nyob rau hauv tas li ntawd, niaj hnub inventions, xws li rhuab rooj tsheb yuav muaj kev cuam tshuam cov txiv neej noj qab haus huv. Yog li ntawd kev nplij siab yog zoo dua tsis mus rau phem nws.

Nyob rau hauv kev tshawb fawb tseem ceeb heev functions ntawm cov txiv neej noob qes yuav sib sau ua ke tseem ceeb cov ntaub ntawv muaj feem xyuam rau cov kev kho mob ntxiv lawm tshob. Yog hais tias peb tsom xam cov muaj pes tsawg leeg ntawm cov phev, koj yeej paub qhov sib txawv ua ntxiv lawm tshob rau cov txiv neej. Raws sij hawm mob, nyob rau hauv lem, ua rau nws tau noj uas tsim nyog ntsuas rau cov kev kho mob.

Tus qauv, loj thiab lub cev

Txiv neej lub noob qes cov txheej txheem nyuaj heev. Qhov no yog vim lawv tseem ceeb lub hom phiaj. Lawv emit tsawg dua, sab sauv, rear kawg thiab nws nruab nrab ib feem. Rau cov rear feem adjoins lub epididymis.

Lub noob qes yog paired nrog cev, muaj ib tug me ntsis flattened lub voj qe. Ua ntej los tag nrho cov txiv neej tiav nkauj tiav nraug, epididymis thiab noob qes tsim heev maj mam, tab sis, ces lawv txoj kev loj hlob ceev ho.

Coated, uas ncaim ntawm cov muab faib. Lawv muab faib lub cev mus rau hauv feem - txhua muaj 270 daim.

Qauv thiab muaj nuj nqi ntawm lub noob qes

• Nyob rau txhua lub lobes 270 yog los ntawm ib mus rau peb noob channel serpentine zoo thiab ib tug ntev ntawm 75 centimeters (nyob rau hauv lawv tshwm sim spermatogenesis txheej txheem). Yog li tag nrho cov qhov ntev ntawm lub tubular muaj peev xwm sawv ntawm tsis tau zoo kwv yees li 500 meters. channel zoo yog rectified nyob rau hauv lub mediastinum, thiab raws ua tus rete noob qis, uas yog nyob rau hauv lub testicular plexus.

• plexus raws yog 15 raws ntawm efferent lawv nkag mus rau epididymis (epididymis), txoj kev ua li no lub taub hau. Lub peev xwm ntawm cov phev fertilization tshwm nyob rau hauv tsuas yog tom qab lawv kis tau los ntawm cov epididymis.

• subordinate raws ntseeg nkaws ntws nyob rau hauv lub duct uas coj lub noob. Vas deferens ib txhij sawv cev ib feem ntawm lub noob hlua. Cov khiav mus rau lub zais zis los ntawm ib tug dav inguinal ducts. Nws yog nyob rau hauv lub cheeb tsam ntawm lub zais zis, ob vas deferens sib ntau li ntau tau.

• vas deferens (tus txiv neej noob qis) nyob rau hauv lub xaus ntawm ib tug me ntsis ncua uas ntaub ntawv lub ejaculatory ciav. Nws ntev yog hais txog ob tug centimeters. Nws crosses lub prostate thiab qhib ib tug nqaim qhib rau lub pov toj channel npaj rau zus tau tej cov zis.

Tam sim no kuv to taub nws yog dab tsi - qhov lub noob qes. Nws muaj ib tug zoo cov ntshav mov, thiab yog li ntawd tiav ib qho txaus pauv ntawm metabolites thiab cov tshuaj hormones. nws kuj tso cai rau koj mus kho cov kub. Qhov kub ntawm lub noob qes nyob rau hauv caug me ntsis hauv qab no ib txwm lub cev kub xwb hais txog ib tug ib nrab ib tug degree. A daim tawv nqaij kub rau ntawm qhov chaw ntawm lub scrotum txawm tsawg - rau peb thiab ib nrab degrees qis.

Los ntawm cov nram qab no ob tug mechanisms yuav khaws cia tsis muaj peevxwm txiv neej scrotum thiab noob qes uas yog nyob rau hauv nws:

1. Cov tawv nqaij ntawm lub scrotum yog heev nyias.

2. Cov choroid plexus, nyob rau lub artery nyob nruab nrab ntawm slices testicular, densely braided leeg.

Tus qauv ntawm cov txiv neej noob qis nyob rau lub cellular theem

14% ntawm tag nrho cov ntim nyob los ntawm cov interstitial roj cov ntaub so ntswg. Nws, nyob rau hauv lem, muaj ib tug mast cell kev sib txuas, Leydig hlwb, hlab ntsha, connective cov ntaub so ntswg macrophages tawg tsam.

70% ntawm tag nrho cov txiv neej noob qes nyob seminal raws uas muaj peb hom Somatic hlwb: peritubular, Sertoli hlwb, kab hlwb.

Albuginea. Qe spliced nrog nws. Nws yog nyob rau hauv lub visceral thiab parietal los xij. Ua ke lawv tsim ib tug plhaub txuam nrog bundles ntawm nqaij xwm. Cov kab teeb kom cov noob qes zoo, yog li cia txhob shocks.

Albuginea nyob ze testikulnogo rear ntug thiab tau ib lub qauv nyeem tas. Los ntawm no thooj ncaim partitions txoj kev connective cov ntaub so ntswg. Lawv muab ib tug loj tus naj npawb ntawm qe slices.

Tus txheem loj ntawm lub noob qes

Noob qes txiv neej nruab nrab yuav tsum tsis txhob yuav tsawg tshaj li qhov xau dej.

Tus txheem loj yog plaub centimeters nyob rau hauv ntev thiab peb centimeters nyob rau hauv dav.

Muaj tej yam teeb meem uas cov txiv neej txhawj txog qhov luaj li cas thiab qhov chaw ntawm lawv tus kheej noob qes. Yog hais tias lawv txawv los ntawm txhua lwm yam los ntawm tsis muaj ntau tshaj li ib centimeter, thiab yog tsis tam sim no mob, ces tsis muaj ua kev txhawj xeeb. Tab sis, yog hais tias qhov hloov tus nqi loj tshaj ib tug centimeter, nws yog qhov zoo tshaj plaws tam sim ntawd sab laj ib tug tshwj xeeb.

Yuav ua li cas muaj feem xyuam rau qhov luaj li cas ntawm cov paired hloov khoom nruab nrog?

Muaj yog ib qho tswv yim hais tias qhov kev kawm ntawm cov noob qes nyob ntawm lawv lub luaj li cas. Qhov no yog tej muaj tseeb. Raws li ib qho piv txwv, xav txog lub liab. Qhov luaj li cas ntawm lawv cov noob qes tshaj qhov ntawd li ntawm gorillas thiab chimpanzees muaj ib tug ntau ntau kev sib deev com cim tshaj gorillas. Txawm li cas los, leej tshawb fawb nyob rau hauv daim teb no, zaum tsis tau ua. Nws yog tsis muaj daim card uas dub cov txiv neej muaj noob qes uas yog ob zaug tus loj ntawm lub noob qes ntawm cov txiv neej Asians. Tab sis, yog hais tias koj sib piv cov muaj peev xwm fertilize Asians thiab dub, nws yuav paub tseeb hais tias fertilization tsis yog nyob ntawm seb qhov loj ntawm lub noob qes nyob rau hauv cov txiv neej.

Lub ntsiab muaj nuj nqi ntawm lub noob qes

Lub ntsiab muaj nuj nqi ntawm lub noob qes siab txheej txheem yog tus thawj xib fwb txiv neej nrog txiv neej pw cov tshuaj hormones thiab rau lwm yam active tshuaj raws li zoo raws li endocrine thiab generative muaj nuj nqi. hormone testosterone kev kawm ntawv yog qhov yooj yim lub ntsiab lus ntawm endocrine muaj nuj nqi. Lub cev cov ntshav nws tau txais yog los ntawm lub noob qes.

Lawv nqa tawm ib qho tseem ceeb muaj nuj nqi ntawm lub secretory hloov - ntshav mov nyob rau hauv tsim cov tshuaj hormones. Nyob rau hauv tas li ntawd, lawv muaj ib tug muaj nuj nqi ntawm Internal secretion - manufactures thiab kab hlwb.

Yuav ua li cas influences lub testosterone theem nyob rau hauv lub cev?

• Nyob rau hauv tus ntawm testosterone rau lub cev muaj ib qho txiv neej hom: lub tshwj xeeb tsa ntawm lub suab, vocal cords kom lub thickness ntawm cov txiv neej, cov saum tawv taub hau.

• Cov kev loj hlob thiab kom txoj kev loj hlob ntawm lub appendages thiab prostate, tus txiv neej seminal hlwv.

• Qhov kev loj hlob ntawm lub cev nqaij.

• Tsim kom muaj cov txiv neej libido.

• Cov kev loj hlob thiab kom txoj kev loj hlob ntawm cov sab nraud genitalia.

Peb tau sib tham txog nyob rau hauv kom meej lub noob qes. Yuav ua li cas nws yog tam sim no lub npe hu.