2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Av- kis kab mob helminths nyob hauv txoj hnyuvthiab lawv cov qe tau dhau mus rau hauv cov quav ntawm cov neeg mob. Yog hais tias tus neeg muaj tus kab mob no defecations sab nraum (ze bushes, nyob rau hauv ib lub vaj, los yog teb) los yog cov quav ntawm tus kab mob no yog siv los ua chiv, qe yuav muab tso rau hauv av.
helminths feem ntau nyob qhov twg hauv tib neeg lub cev?
Cov qe nkag mus rau hauv tib neeg lub cev los ntawm qhov ncauj, qhov ntswg thiab qhov quav. Ib zaug hauv lub cev, cov qe helminth feem ntau nyob hauv cov hnyuv, hatch, loj hlob thiab ntau. Tej zaum lawv tuaj yeem kis tau rau lwm qhov chaw hauv lub cev.
helminths feem ntau nyob qhov twg?
Ntau tshaj 1.5 billion tus neeg, lossis 24% ntawm cov neeg hauv ntiaj teb, tau kis tus kabmob helminth hauv av thoob ntiaj teb. Cov kab mob kis tau dav dav hauv thaj chaw kub thiab kub kub, nrog cov neeg coob tshaj plaws tshwm sim hauv sub-Saharan Africa, Americas, Tuam Tshoj thiab East Asia.
Yuav ua li cas helminths nyob?
HABITAT OF HELMINTHS
Helminths yog cov kab mob parasitic (worms) uas, nyob ntawm hom, nyob hauv qhov chaw xws li lub plab lumen, cov ntshav, lossis cov leeg ntawm tus tswv tsev. Cov kab mob no colonize ntau tshaj ib feem peb ntawm cov pejxeem hauv ntiaj teb.
Puas yog helminths ciaj sia?
Helminths yog cov kab mob loj, ntau cov kab mob uas feem ntau pom ntawm qhov muag liab qab hauv lawv cov neeg laus. Zoo li protozoa, helminths tuaj yeem yog nyob dawb lossisparasitic in nature. Nyob rau hauv lawv daim ntawv laus, helminths tsis tuaj yeem ua rau tib neeg.
Pom zoo:
Qhov khoom nyob rau pem hauv ntej ntawm lub lens diverging nyob qhov twg?
Teb: Dav hlau daim iav Dav Hlau Daim iav Rau lub teeb rays tawm lub dav hlau daim iav, lub lub kaum sab xis ntawm kev xav sib npaug ntawm lub kaum sab xis ntawm qhov xwm txheej. … Daim duab tsim los ntawm daim iav dav hlau yog ib txwm virtual (lub ntsiab lus tias lub teeb rays tsis yog los ntawm daim duab), upright, thiab ntawm tib lub duab thiab loj npaum li cov khoom nws yog reflecting.
Qhov chaw ncig tebchaws nyob hauv bhagalpur nyob qhov twg?
Bhagalpur faib lub zos yog ib pawg tswj hwm thaj chaw ntawm Bihar xeev ntawm Is Nrias teb, nrog Bhagalpur ua thawj coj hauv paus chaw haujlwm. Raws li xyoo 2005, qhov kev faib muaj xws li Bhagalpur koog tsev kawm ntawv, thiab Banka koog tsev kawm ntawv thiab nyob rau ntawm ntug dej ntawm Ganga River.
Kev tsis ncaj ncees nyob qhov twg yog qhov hem rau kev ncaj ncees nyob txhua qhov chaw?
Martin Luther King tau hais tias: “Kev tsis ncaj ncees nyob txhua qhov chaw yog kev hem thawj rau kev ncaj ncees nyob txhua qhov chaw. Peb raug ntes nyob rau hauv ib tug inescapable network ntawm kev sib nrig sib pab, khi nyob rau hauv ib lub tsoos tsho ntawm txoj hmoo.
Qhov twg yog qhov tsis txaus ntseeg nyob qhov twg?
Yuav muaj ob lub cev tsis zoo nyob rau hauv lub midbrain. Lawv yog symmetrically positioned, ib tug nyob rau ntawm ob sab ntawm lub midline ntawm lub hlwb, thiab lawv tsim ob lub pob nyob rau hauv lub posterior nto ntawm lub paj hlwb nyob rau hauv qab ntawm lub superior colliculi.
Qhov twg tag nrho cov nqi hluav taws xob nyob ntawm qhov kev siv nyiaj siab tshaj plaws yog qhov twg?
marginal utility is zero. Tag nrho cov nqi hluav taws xob yog siab tshaj thaum marginal utility yog xoom. Qhov no yog vim muaj ntau txoj cai ntawm kev txo qis marginal utility uas hais tias tus neeg siv khoom noj ntau thiab ntau qhov zoo, qhov ntxiv rau tag nrho cov nqi hluav taws xob poob.
