A wane shekaru ne kwikwiyo ke rasa haƙoran madara?

Amma da farko, bari mu gano adadin haƙoran da ya kamata kare ya samu. Babban kare yana da hakora 42:

12 incisors - a cikin daji, suna taimakawa kare don cire naman da ke kusa da kashi kamar yadda zai yiwu;
4 fangs - ana amfani dashi don kamawa da huda;
16 premolars masu kaifi ne, masu damke da hakora waɗanda ake amfani da su don yage da niƙa abinci;
10 molars - Wadannan hakora sun fi fadi kuma sun fi girma, wanda ke taimakawa kare ya nika abinci a hanyarsa ta hanyar narkewa.

Dukansu ba su bayyana nan da nan ba - da farko kwikwiyo yana da hakora madara. Sun fara fashewa daga gumi a kusa da mako na 3rd. A mako na 8, suna da cikakken saitin haƙoran madara 28:

12 incisors - yawanci suna fashewa makonni uku zuwa shida bayan an haifi kwikwiyo;
4 fangs – bayyana tsakanin makonni 3rd da 5th na rayuwar kwikwiyo;
12 premolars - fara bayyana tsakanin makonni 5th da 6th.

Ko da yake waɗannan haƙoran wucin gadi suna da rauni, suna da kaifi sosai. Wannan shine dalilin da ya sa iyaye mata ke fara yaye ƴaƴan ƴaƴan ƴaƴan ƴaƴan ƴaƴan ƴaƴan ƴaƴan ƴaƴan ƴaƴan ƴaƴan ƴaƴan ƴaƴan ƴaƴan ƴaƴan ƴaƴan ƴaƴan mata daga sati 6 zuwa 8.

Daga kusan mako na 12, haƙoran madara sun fara faɗuwa, ana maye gurbinsu da na dindindin. Wannan tsari na iya ɗaukar watanni 2-3. Lokacin da ya kai watanni shida, kwikwiyo ya kamata ya riga ya sami duk "manyan" hakora 42.

Girma da nau'in kare kuma suna shafar tsawon lokacin da ake ɗauka don canza haƙora, don haka kada ku damu idan ɗan kwikwiyo yana da taki daban - duba tare da likitan dabbobi, yana iya zama nau'in ku. Kuna iya tuntuɓar kan layi - a cikin aikace-aikacen wayar hannu na Petstory. Kuna iya sauke shi daga mahaɗin.