2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Nruam: Cov capillaries no tsis muaj perforations thiab cia tsuas yog me me molecules dhau mus. Lawv tam sim no hauv nqaij, tawv nqaij, rog, thiab paj hlwb. Fenestrated: Cov capillaries no muaj cov pores me me uas tso cai rau cov molecules me los ntawm thiab nyob hauv cov hnyuv, ob lub raum, thiab cov qog endocrine.
Dab tsi yog cov hlab ntsha txuas ntxiv pom hauv lub cev?
Capillary endothelial hlwb sib txawv hauv cov qauv nyob ntawm seb cov ntaub so ntswg uas lawv pom. Nruam capillaries yog cov feem ntau (piv txwv li, nqaij, rog, paj hlwb) tsis muaj cov kab mob sib kis thiab cov hlwb tau koom nrog cov kev sib tshuam tsis sib haum.
Puas muaj cov hlab ntsha txuas ntxiv nyob hauv daim siab?
Cov no muaj nyob rau hauv daim siab, spleen, lymph nodes, pob txha pob txha thiab qee cov qog endocrine. Lawv tuaj yeem ua tsis tu ncua, fenestrated, los yog discontinuous.
Puas muaj cov hlab ntsha txuas ntxiv nyob hauv lub hlwb?
Cov kab mob tsis tu ncua hauv lub hlwb yog qhov zam, txawm li cas los xij. Cov capillaries no yog ib feem ntawm cov ntshav-hlwb thaiv, uas pab tiv thaiv koj lub hlwb los ntawm kev tso cai rau cov khoom noj tseem ceeb tshaj plaws hla.
cov hlab ntsha hauv lub cev mus qhov twg?
capillariestxuas cov hlab ntsha mus rau cov leeg. Cov hlab ntsha xa cov ntshav oxygen nplua nuj mus rau cov hlab ntsha, qhov twg qhov sib pauv ntawm cov pa thiab carbondioxide tshwm sim. Cov capillaries tom qab ntawd xa cov ntshav pov tseg uas nplua nuj mus rau cov leeg kom thauj rov qab mus rau lub ntsws thiab lub plawv. Cov leeg nqa ntshav rov qab mus rau lub plawv.
Pom zoo:
Yuav ua li cas txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau pom kev pom?
Txawm li cas los xij, corneal collagen cross-linking - cov txheej txheem qib siab tau pom zoo los ntawm US Food and Drug Administration (FDA) hauv xyoo 2016 - tuaj yeem txhim kho qhov pom kev hauv cov neeg mob txhua hnub nyoog. Corneal collagen cross-linking (CXL) tsis yog kho rau keratoconus, tab sis nws tuaj yeem pab tiv thaiv tus mob kom tsis txhob mob hnyav.
Ntawm qhov chaw hauv lub cev yog fenestrated capillaries nyob?
Fenestrated: Cov capillaries no muaj cov pores me me uas tso cai rau cov molecules me los ntawm thiab nyob hauv cov hnyuv, raum, thiab cov qog endocrine. Qhov chaw hauv lub cev yog fenestrated capillaries nyob? Cov no muaj nyob hauv lub siab, spleen, lymph nodes, pob txha pob txha thiab qee cov qog endocrine.
Lyases pom nyob rau hauv lub cev qhov twg?
Lyases feem ntau tuaj yeem pom nyob rau hauv cov kev cuam tshuam ntawm Citric Acid Cycle (Krebs cycle) thiab in glycolysis. Liases nyob qhov twg? Lyase-catalyzed cov tshuaj tiv thaiv cuam tshuam kev sib txuas ntawm cov pa roj carbon atom thiab lwm lub atom xws li oxygen, sulfur, lossis lwm cov pa roj carbon atom.
Nyob rau hauv lub cev ntawm tus txiv neej aqueduct ntawm sylvius tshwm sim nyob rau hauv?
Lub ventricles muaj plaub qhov khoob, cov kua dej puv hauv lub hlwb. … Nws txuas nrog lub paj hlwb aqueduct lossis aqueduct ntawm Sylvius hauv qhov nruab nrab ntawm lub hlwbrau plaub lub ventricle hauv pons thiab medulla. Lub aqueduct ntawm Sylvius nyob qhov twg?
Cov kab mob capillaries feem ntau pom nyob qhov twg?
Capillaries me me, ib txwm nyob ib ncig ntawm 3-4µm, tab sis qee qhov capillaries tuaj yeem yog 30-40 µm inch. Cov kab mob loj tshaj plaws muaj nyob hauv lub siab. (capillar los ntawm Greek rau cov plaub hau zoo li). Capillaries txuas arterioles rau venules.
