Incisor (wanda aka samo daga kalmar incision, ya fito daga Latin Ciwon ciki, incise) wani nau'in hakori ne, wanda yake a cikin rami na baka kuma ana amfani da shi don yanke abinci.

Haƙoran ɗan adam yana da incisors guda takwas da aka rarraba kamar haka:

• Biyu na sama na tsakiya incisors
• Incisors na gefe biyu na sama
• Biyu ƙananan ƙananan incisors na tsakiya
• Biyu ƙananan ƙananan incisors

Sun ƙunshi arches hakori dake gaban maxilla da mandible, daidai da jaws na sama da na ƙasa.

Incisors sune na farko bayyane hakora kuma suna da muhimmiyar rawa a gyaran hakora. Su ne ke kan gaba wajen raunin jiki na yara.

Ana amfani da kalmar “haƙoran farin ciki” don tantance tazara tsakanin manyan incisors na sama guda biyu. Wannan nisa ana kiransa da "diastema".

Incisors na tsakiya da na ƙasa suna yawanci iri ɗaya ne.

Ana zaune a cikin rami na baka kuma a kusurwar baka na hakori, akwai canines 4, wanda aka rarraba kamar haka:

• biyu na sama canines, located a kowane gefe na babba incisors
• biyu ƙananan canines, located a kowane gefen ƙananan incisors.

Canines hakora masu kaifi ne masu kaifi biyu. Godiya ga wannan da siffar su, ana amfani da canines don shred abinci mai ƙarfi kamar nama. Hakori daban ne da sauran hakora tun farkon layin dabbobi masu shayarwa.

Duk masu cin nama suna da ƙaƙƙarfan haɓakar kyan gani mai ƙarfi, amma kakanni na gama gari ga duk iyalai na yanzu na dabbobi masu cin nama, Miacis, ƙaramin dabbobi masu shayarwa na zamani mai shekaru miliyan 60, yana da haƙora 44 da ƙarancin ci gaban canines.

A wasu lokuta ana kiran waɗannan haƙoran “haƙoran ido” saboda dogayen tushensu sun kai har yankin ido. Wannan shi ne dalilin da ya sa wani kamuwa da cuta a cikin manyan canines na iya zama wani lokaci zuwa yankin orbital.

The premolar (molar, daga Latin molaris, wanda aka samo daga niƙa, ma'ana wheel wheel) wani nau'in hakori ne wanda akafi amfani dashi wajen nika abinci.

An saita premolars tsakanin canines, wanda yake a gaban baka na hakori, da molars, wanda yake a baya. Haƙoran ɗan adam yana da premolars guda takwas na dindindin waɗanda aka rarraba kamar haka:

• hudu na sama premolars, biyu daga cikinsu suna located a kan kowane babba rabin muƙamuƙi.
• hudu ƙananan premolars, biyu daga cikinsu suna located a kan kowane ƙananan rabin muƙamuƙi.

The premolars hakora ne na dan kadan mai siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar.

Molar (daga Latin molaris, wanda aka samo daga niƙa, ma'ana wheel wheel) wani nau'in hakori ne wanda akafi amfani dashi wajen nika abinci.

Ana zaune a cikin rami na baka, molars sune hakora na baya a cikin baka na hakori. Haƙoran ɗan adam yana da ƙwanƙwasa na dindindin guda 12 waɗanda aka rarraba kamar haka:

• guda shida na sama, uku daga cikinsu suna kan kowane rabin rabin muƙamuƙi na sama kuma suna biye da premolars na sama.
• ƙananan molars shida, uku daga cikinsu suna kan kowane ƙananan rabin muƙamuƙi kuma suna bin ƙananan premolars.

Na uku molars, da ake kira haƙoran hikima, galibi sune tushen matsaloli da zafi. Musamman ma, suna iya haifar da cututtuka ko kauracewa hakora.

Anan akwai jadawalin fashewar physiological don dindindin hakora

Teethasan hakora

- Na farko molars: 6 zuwa 7 shekaru

- tsakiyar incisors: 6 zuwa 7 shekaru

- Lateral incisors: 7 zuwa 8 shekaru

- Canines: 9 zuwa 10 shekaru.

- Na farko premolars: 10 zuwa 12 shekaru.

- Premolars na biyu: 11 zuwa 12 shekaru.

- Na biyu molars: 11 zuwa 13 shekaru.

– Molars na uku (hikima hakora): 17 zuwa 23 shekaru.

Man hakora

- Na farko molars: 6 zuwa 7 shekaru

- tsakiyar incisors: 7 zuwa 8 shekaru

- Lateral incisors: 8 zuwa 9 shekaru

- Na farko premolars: 10 zuwa 12 shekaru.

- Premolars na biyu: 10 zuwa 12 shekaru.

- Canines: 11 zuwa 12 shekaru.

- Na biyu molars: 12 zuwa 13 shekaru.

– Molars na uku (hikima hakora): 17 zuwa 23 shekaru.