Cow Dentition: Nkag siab Lub Sijhawm Ntawm Kev Txhim Kho Hniav

Taw qhia rau nyuj Dentition

Cov nyuj yog cov tsiaj txhu tsiaj uas muaj cov hniav tshwj xeeb rau lawv cov cwj pwm noj. Kev nkag siab txog kev kho tus nyuj yog qhov tseem ceeb rau cov neeg ua liaj ua teb thiab cov kws kho tsiaj kom saib xyuas kev noj qab haus huv thiab kev loj hlob ntawm nyuj. Nyuj muaj ib txoj kev kho hniav uas muaj ob qho tib si mis nyuj thiab cov hniav mus tas li, thiab lub sij hawm ntawm kev loj hlob ntawm cov hniav sib txawv nyob ntawm seb lub hnub nyoog thiab hom ntawm nyuj.

Cow Teeth Anatomy: Incisors thiab Molars

nyuj cov hniav tuaj yeem muab faib ua ob pawg loj: incisors thiab molars. Incisors yog cov hniav nyob rau pem hauv ntej ntawm lub qhov ncauj thiab yog siv los txiav thiab tom cov nyom thiab lwm yam nroj tsuag. Nyuj muaj tag nrho ntawm yim incisors nyob rau hauv lub puab tsaig sab thiab tsis muaj nyob rau hauv lub puab tsaig sab sauv. Molars yog cov hniav nyob tom qab ntawm lub qhov ncauj uas siv rau kev sib tsoo thiab zom. Cov nyuj muaj 24 molars nyob rau hauv lub puab tsaig sab sauv thiab 24 molars nyob rau hauv lub puab tsaig.

Mis Teeth vs. Cov hniav tas mus li hauv nyuj

Zoo li tib neeg, nyuj muaj ob txheej ntawm cov hniav: mis nyuj thiab cov hniav mus tas li. Mis cov hniav, tseem hu ua cov hniav deciduous, yog thawj cov hniav uas tsim hauv plab thiab poob tawm thaum tus nyuj loj hlob tuaj. Cov hniav tas mus li, ntawm qhov tod tes, yog qhov thib ob thiab zaum kawg cov hniav uas tsim tom qab cov mis nyuj cov hniav tau poob lawm.

Kev loj hlob ntawm nyuj cov hniav hauv plab

nyuj cov hniav pib tsim nyob rau hauv lub tsev menyuam nyob ib ncig ntawm peb lub hlis ntawm cev xeeb tub. Nyob rau theem no, cov hniav tseem nyob rau hauv daim ntawv bud thiab tseem tsis tau tawg. Thaum lub hli thib tsib ntawm cev xeeb tub, cov hniav buds tau tsim rau hauv cov mis nyuj cov hniav thiab npaj kom tawg.

Eruption ntawm Mis Teeth hauv Calves

Mis cov hniav pib tawg nyob rau hauv cov nyuj nyob ib ncig ntawm ob lub lis piam ntawm lub hnub nyoog, thiab tag nrho cov 20 mis nyuj hniav yuav tsum muaj nyob rau hauv lub sij hawm tus me nyuam mos liab muaj rau lub hlis. Qhov kev txiav txim ntawm eruption rau mis nyuj cov hniav yog raws li nram no: incisors, canine hniav, premolars, thiab molars.

Sijhawm rau Eruption of Permanent Teeth in nyuj

Lub sij hawm rau eruption ntawm cov hniav mus tas li nyob rau hauv nyuj nws txawv nyob ntawm seb tus yug thiab ib tug nyuj. Feem ntau, cov hniav mus tas li pib tawg thaum muaj hnub nyoog ob xyoos thiab yuav tsum tau tsim los ntawm lub sijhawm tus nyuj muaj plaub xyoos. Qhov kev txiav txim ntawm eruption rau cov hniav mus tas li yog raws li nram no: incisors, premolars, thiab molars.

Tej yam uas cuam tshuam rau nyuj cov hniav

Ntau yam tuaj yeem cuam tshuam rau kev loj hlob ntawm nyuj cov hniav, suav nrog cov noob caj noob ces, khoom noj khoom haus, thiab kev noj qab haus huv. Kev noj zaub mov kom zoo yog qhov tseem ceeb rau kev txhim kho cov hniav noj qab haus huv, thiab nyuj uas tsis muaj zaub mov tsis zoo los yog cov khoom noj tsis zoo tuaj yeem ntsib cov hniav qeeb lossis lwm yam teeb meem hniav.

Qhov tseem ceeb ntawm Cow Tooth Health

Kev saib xyuas cov hniav kom zoo hauv nyuj yog qhov tseem ceeb rau lawv txoj kev noj qab haus huv thiab kev tsim khoom. Cov teeb meem kho hniav tuaj yeem ua rau txo qis kev noj zaub mov, poob phaus, thiab lwm yam teeb meem kev noj qab haus huv. Kev kuaj hniav tsis tu ncua thiab kev kho hniav kom zoo tuaj yeem pab tiv thaiv kev kho hniav thiab xyuas kom cov nyuj muaj peev xwm noj tau thiab zom lawv cov zaub mov kom zoo.

Common Cow Dental Problems

Cov teeb meem kho hniav hauv nyuj muaj xws li cov hniav lwj, kab mob pos hniav, thiab hniav puas. Cov teeb meem no tuaj yeem tshwm sim los ntawm kev noj zaub mov tsis raug, kev raug mob, lossis lwm yam. Kev kuaj pom ntxov thiab kho cov teeb meem hniav yog qhov tseem ceeb rau kev tiv thaiv kev noj qab haus huv ntau dua.

Cov Tswv Yim Kho Kom Zoo Rau Kev Noj Qab Haus Huv Tus Cwj Pwm

Cov tswv yim rau kev noj qab haus huv nyuj muaj xws li kev noj zaub mov kom zoo, kuaj hniav tsis tu ncua, thiab kev kho hniav kom zoo. Kev kuaj hniav tsis tu ncua tuaj yeem pab txheeb xyuas cov teeb meem kho hniav thaum ntxov thiab tiv thaiv cov teeb meem loj dua los ntawm kev tsim. Kev kho hniav kom raug suav nrog kev tu hniav niaj hnub thiab, qee zaum, kev kho hniav xws li kev tshem cov hniav.

Xaus: To taub nyuj Dentition

Kev nkag siab txog kev kho nyuj yog qhov tseem ceeb rau kev tswj xyuas kev noj qab haus huv thiab kev tsim khoom ntawm nyuj. Nyuj muaj ib txoj kev kho hniav uas muaj ob qho tib si mis nyuj thiab cov hniav mus tas li, thiab lub sij hawm ntawm kev loj hlob ntawm cov hniav sib txawv nyob ntawm seb lub hnub nyoog thiab hom ntawm nyuj. Kev noj zaub mov kom zoo, kuaj hniav tsis tu ncua, thiab kev kho hniav kom zoo yog qhov tseem ceeb rau kev noj qab haus huv nyuj thiab tiv thaiv teeb meem hniav.

Cov ntawv nyeem thiab nyeem ntxiv

• "Dental Anatomy thiab Physiology ntawm nyuj." Merck Veterinary Phau Ntawv Qhia, 2020.
• "Nyob Dental thiab Hnub Nyoog." Nqaij nyuj Tshawb Fawb Council, 2019.
• "Dental Health nyob rau hauv nyuj." University of Illinois Extension, 2019.
• "Kev kho hniav hauv nyuj." USDA, 2017.