2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Leydig cells Leydig cells Anatomical terminology. Leydig hlwb, tseem hu ua interstitial hlwb ntawm Leydig, pom nyob ib sab mus rau seminiferous tubules nyob rau hauv testicle. Lawv tsim testosterone nyob rau hauv lub xub ntiag ntawm luteinizing hormone (LH). https://en.wikipedia.org › wiki › Leydig_cell
Leydig cell - Wikipedia
yog cov hlwb interstitial nyob ib sab ntawm cov tubules seminiferous seminiferous tubules Tubuli seminiferi recti (tseem hu ua tubuli recti, tubulus rectus, lossis ncaj seminiferous tubules) yog cov qauv hauv cov noob qes txuas rau thaj tsam convoluted. ntawm cov tubules seminiferous mus rau rete testis, txawm hais tias tubuli recti muaj qhov txawv txav txawv ntawm ob qho no … https://en.wikipedia.org › wiki › Tubuli_seminiferi_recti
Tubuli seminiferi recti - Wikipedia
hauv cov noob qes. Qhov zoo tshaj plaws-tsim muaj nuj nqi ntawm Leydig hlwb yog tsim cov androgen, testosterone, nyob rau hauv lub pulsatile tswj pituitary luteinizing hormone (LH) (9).
hom cell twg tsim testosterone?
Testosterone yog tsim los ntawm gonads (los ntawm cov Leydig hlwb hauv cov qog ntshav hauv cov txiv neejthiab los ntawm zes qe menyuam hauv cov poj niam), txawm hais tias me me kuj tsim los ntawm cov qog adrenal hauv ob qho tib si. poj niam txiv neej. Nws yog ib qho androgen, txhais tau hais tias nws txhawb kev loj hlob ntawm txiv neej tus yam ntxwv.
Testosterone nyob rau hauv lub cell nyob qhov twg?
Testosterone yog tsim los ntawmLeydig hlwb nyob rau hauv qhov chaw interstitial ntawm testis. Raws li qhov tshwm sim ntawm kev tsim khoom hauv zos, qib testosterone hauv cov qog ntshav hauv cov txiv neej yog 25 txog 125-fold ntau dua hauv cov qog (340 txog 2,000 nM) piv rau cov ntshav (8.7–35 nM).
Puas masturbation txo testosterone?
Ntau tus neeg ntseeg tias kev ua kom tus kheej muaj feem cuam tshuam rau tus txiv neej qib testosterone, tab sis qhov no tsis yog qhov tseeb. Masturbation tsis zoo li yuav muaj kev cuam tshuam ntev ntev ntawm testosterone qib. Txawm li cas los xij, masturbation yuav muaj kev cuam tshuam luv luv ntawm qib ntawm cov tshuaj no.
Yuav ua li cas yog tias testosterone siab rau txiv neej?
Cov teeb meem cuam tshuam nrog qhov txawv txav ntawm qib testosterone hauv cov txiv neej muaj xws li: cov phev qis, cov qog ntshav qis thiab impotence (zoo li khib, puas yog?) Cov leeg nqaij puas thiab nce kev pheej hmoo ntawm lub plawv nres. Prostate o nrog nyuaj tso zis.
Pom zoo:
Cov hlwb twg tsim nyog rau kev kho cov hlab ntsha thiab txhaws?
Qhov tseem ceeb ntawm hemostasis Ib txwm hemostasis yog lub luag haujlwm ntawm cov txheej txheem nyuaj ntawm peb tus kheej cov khoom: cov qe ntshav (platelets), cov hlwb uas kab cov hlab ntsha (cov hlwb endothelial), thiab ntshav proteins (blood-clotting proteins).
Puas yog cov hlwb eukaryotic thawj lub hlwb?
Thawj lub eukaryotic hlwb - cov hlwb nrog lub nucleus ib sab hauv daim nyias nyias - khi organelles - tej zaum hloov zuj zus kwv yees li 2 billion xyoo dhau los . Qhov no tau piav qhia los ntawm txoj kev xav endosymbiotic endosymbiotic txoj kev xav Txoj kev xav tau hais tias mitochondria, plastids xws li chloroplasts, thiab tej zaum lwm cov organelles ntawm eukaryotic hlwb yog nqis los ntawm yav tas los dawb-nyob prokaryotes (ntau ze ze rau cov kab mob ntau dua li archaea) coj
Puas yog cov paj hlwb genitofemoral yog cov paj hlwb peripheral?
Cov paj hlwb genitofemoral hais txog paj hlwb uas pom hauv plab. Nws cov ceg, ceg ntawm qhov chaw mos thiab cov ceg femoral muab kev nkag siab rau sab sauv sab xub ntiag, nrog rau daim tawv nqaij ntawm lub qhov quav sab hauv ntawm cov txiv neej thiab mons pubis hauv cov poj niam.
Lub hlwb puas hlwb nyob qhov twg?
A retinal ganglion cell (RGC) yog ib hom neuron nyob ze rau sab hauv (lub ganglion cell txheej) ntawm retina ntawm lub qhov muag. Nws tau txais cov ntaub ntawv pom los ntawm photoreceptors ntawm ob hom neuron nruab nrab: cov hlwb bipolar thiab amacrine cells.
Pob hlwb hlwb rov tsim dua?
Cov ntsiab lus: Thaum cov neeg laus lub hlwb raug mob, lawv rov qab mus rau lub xeev embryonic, hais tias cov kws tshawb fawb. Nyob rau hauv lawv lub xeev tshiab uas tsis paub tab, cov hlwb muaj peev xwm ntawm rov loj hlob tshiab kev sib txuas uas, raws li txoj cai, tuaj yeem pab rov qab ua haujlwm poob.
