Peb cov dev yog ib feem ntawm tsev neeg, thiab nrog rau qhov ntawd los ntawm lub luag haujlwm ntawm kev saib xyuas lawv, los ntawm kev mus ntsib kws kho tsiaj kom txhuam hniav. Kev kho hniav yog qhov tseem ceeb rau tus dev noj qab nyob zoo thiab zoo siab, tab sis peb paub dab tsi txog lawv cov hniav, tsuas yog yuav ua li cas kom huv si?
Peb tau sau qee qhov tseeb txog koj tus dev cov hniav, los ntawm pes tsawg tus mus rau lawv muaj zog npaum li cas! Lawv yuav ua rau koj txaus siab rau vim li cas nws tseem ceeb heev kom koj tus dev pearly dawb noj qab nyob zoo.
5 Qhov Zoo Tshaj Plaws Zoo Tshaj Plaws Txog Koj Tus dev Cov hniav
1. Cov dev laus muaj hniav ntau dua tib neeg
Puppies feem ntau muaj 28 cov hniav uas lawv maj mam tso, feem ntau nyob ib ncig ntawm 4 mus rau 6 lub hlis taw tes, ua rau 42 tus neeg laus cov hniav. Hauv kev sib piv, tib neeg feem ntau muaj 32 cov hniav, thiab miv muaj 30. Cov neeg laus cov hniav pib tsim ua ntej yug thiab zaum hauv lub puab tsaig pob txha tos kom thawb thaum lub sijhawm. Puppy hniav kuj hu ua cov hniav deciduous los yog mis nyuj cov hniav. Thaum nws yuav siv sij hawm ntau xyoo rau tib neeg cov me nyuam hloov los ntawm cov hniav cov hniav mus rau cov neeg laus cov hniav, nws yuav siv sij hawm ib tug me nyuam dev ib hnub twg. Thaum muaj hnub nyoog 6 hli koj tus dev yuav tsum muaj tag nrho lawv cov hniav laus.
2. Dog's Teeth Are Alive
Ib yam li peb cov hniav, dev cov hniav yog cov ntaub so ntswg. Muaj ntau qhov chaw rau cov hniav. Cov hniav tiag tiag yog lub hauv paus, hu ua lub pulp, uas yog them los ntawm cov pob txha zoo li cov ntaub ntawv-dentine, thiab thaum kawg, ib txheej ntawm enamel. Lub pulp tsim dentin nyob rau hauv cov hniav, paj hlwb, hlab ntsha, thiab lwm yam ntaub so ntswg. Nws muaj ib tug siab concentration ntawm mob receptors thiab yog heev rhiab heev. Qhov no yog vim li cas yog tias koj tus dev tau tsoo hniav, nws yuav tsum tau kuaj los ntawm kws kho tsiaj.
3. Txhua tus hniav muaj lub hom phiaj tshwj xeeb
Thaum cov qauv tshuaj thiab pleev ntawm tus dev cov hniav zoo ib yam li tib neeg cov hniav, qhov loj thiab cov duab sib txawv kiag li. Tib neeg cov hniav yog siv los sib tsoo tawm tsam ib leeg thiab pulverize zaub mov. Cov dev ua tsis tau li ntawd vim yog tsim ntawm lawv cov hniav.
Cov no yog ntau hom hniav nyob rau hauv ib tug canine lub qhov ncauj:
- Incisors: Cov no yog cov hniav me me siv los txhuam cov nqaij ntawm cov pob txha (hauv qus) thiab khaws cov khoom (xws li lawv cov khoom ua si nyiam). Koj tus dev muaj 12 qhov incisors (rau hauv qab thiab rau rau saum).
- Canines: Lawv kuj hu ua "fangs" thiab feem ntau yog siv los tuav yam koj tus dev sim tuav es tsis noj. Yog tias koj tus dev tau tom koj, cov hniav yuav yog cov hniav uas nkag mus rau koj daim tawv nqaij. Koj tus dev muaj plaub lub canines (ob lub hauv qab thiab ob sab saum toj).
- Premolars: Cov no yog cov hniav uas koj tus dev zom hnyav nrog. Lawv khiav mus rau sab ntawm koj tus dev lub qhov ncauj, thiab muaj 16 tus hniav nyob rau hauv tag nrho. Koj tus dev siv cov hniav no los txiav.
- Molars: Cov hniav no nyob tom qab cov premolars, thiab feem ntau muaj kaum ntawm lawv, tab sis qhov no yuav nyob ntawm seb hom dev. Cov molars yog siv los zom cov khoom cog xws li nyom thiab zom cov protein ntau.
4. Dog's Teeth have Deep Roots
Tib neeg feem ntau xav tsis thoob tias ntev npaum li cas cov hauv paus hniav ntawm tus dev hniav. Lub hauv paus qauv ntawm tus hniav canine zoo ib yam li tib neeg, tshwj tsis yog peb lub puab tsaig sab sauv muaj ob lub hauv paus thiab ob lub puab tsaig qis muaj peb. Lub ntsej muag pom yog feem ntau tsuas yog ib feem peb ntawm qhov ntev ntawm cov hniav tag nrho; rau incisors, cov crowns tsuas yog ib feem plaub ntawm qhov ntev ntawm tag nrho cov hniav. Lawv kuj tseem ruaj khov rau cov pob txha ntawm lub puab tsaig dua li tib neeg cov hniav thiab yog li ntawd nyuaj rau tshem tawm.
5. Cov kab mob tsis tshua muaj heev
Cov kab mob hauv dev lub qhov ncauj txawv ntawm tib neeg, yog li kab noj hniav tsis tshwm sim ntau zaus hauv dev. Kab noj hniav tshwm sim vim cov kab mob tshwj xeeb metabolize cov suab thaj rau hauv cov kua qaub, tab sis cov dev feem ntau tsis haus cov suab thaj ntau npaum li tib neeg ua. Ntxiv rau, hom kab mob uas ua rau cov kab noj hniav no tsawg tsawg hauv dev lub qhov ncauj.
Lwm cov lus nug nquag
Kuv Yuav Saib Xyuas Kuv Tus dev Li Cas?
Qhov thawj thiab zoo tshaj plaws tiv thaiv cov pos hniav yog ntxuav txhua hnub. Ua ke qhov no nrog rau qee lub sijhawm ua haujlwm ntawm koj tus kws kho tsiaj, thiab qhov kev tiv thaiv kev tiv thaiv no yuav mus ntev mus rau kev ua kom koj tus dev cov pos hniav noj qab haus huv. 80% ntawm cov dev muaj kab mob pos hniav thaum lawv muaj 3 xyoos. Cov kab mob ntawm cov pos hniav muaj ntau dua hauv cov dev me vim tias cov hniav sib tsoo ua rau nws nyuaj rau cov tswv kom tshem cov quav hniav. Yog li, ua raws li kev txhuam hniav tsis tu ncua yog qhov tseem ceeb!
Dental Disease yog dab tsi?
Thaum koj yuav sim tiv thaiv nws, koj yuav tsum paub txog cov tsos mob ntawm cov hniav nyob rau hauv rooj plaub. Yog li, saib xyuas cov hauv qab no:
- ua pa tsis zoo
- Cov pos hniav
- ntshav hauv dej los yog lub tais zaub mov
- Tau khoom noj thaum noj mov
- Facial swelling
- Nyob ib sab ntawm qhov ncauj
- Plaque
- Cov pos hniav liab
- Tau ntsej muag nrog paws lossis hauv pem teb
- Sim qaub ncaug
Conclusion
Kev tu hniav yog ib feem loj ntawm koj tus tsiaj txoj kev noj qab haus huv, thiab koj tus dev tso siab rau koj kom lawv cov hniav huv si thiab noj qab nyob zoo. Qhov no txhais tau tias nws yog nyob ntawm koj coj lawv mus kuaj thiab kuaj hniav tsis tu ncua kom tsis txhob muaj tej yam xws li cov pos hniav lossis cov hniav tawg, uas tuaj yeem mob tshwj xeeb. Yog li, sim ua kom muaj kev kho hniav niaj hnub hauv tsev kom koj tus dev zoo siab thiab noj qab nyob zoo.
