How Many Teeth do Adults Have?

Teeth are one of the most important parts of the body. The tooth is made up of enamel, dentin, pulp, and cementum. It is divided into two parts, the crown, the visible portion and the root, which is not visible. In the ideal case of an adult, there are total of 32 teeth in the mouth.

Tooth Numbering System

Teeth adults have

Teeth numbering system gives a helpful notation for identifying all the teeth in the oral cavity. Teeth notation is used by dentists all over the world which helps in recording relevant data in a standard system. Teeth numbering system also provides a platform for the dentist to communicate in a proper manner leaving confusion aside. Now, it comes to most asked/ queried question among the general people followed. Tooth number chart is the chart which is commonly used to identify the tooth number.

How many wisdom teeth do adults have?

wisdom tooth

Wisdom tooth is also known as the third molar. There are a total of four wisdom teeth in the permanent dentition of adult, out of which two are on the upper jaw and two on the lower jaw. It is also possible that there is no wisdom tooth or some are present. Wisdom tooth is the tooth which commonly affects other teeth because it usually erupts impacted, it is also possible. This is because sometimes, wisdom teeth are impacted ie, buried deep inside the bone and are not able to show up in the oral cavity.

These can also cause the problem to the person such as pain, swelling and wisdom tooth infection.

How many teeth do adults have?

Adults have 32 permanent teeth if no supernumerary teeth or retained tooth is present in the oral cavity. Wisdom teeth shown up after the 20s and are often removed, which leaves the count of 28. Out of which 12 teeth are on the front and 16 teeth are present posteriorly.

How many teeth do babies have?

baby teeth

Babies as per the studies, start getting teeth around the age of six months and so. A baby’s teeth should be in between the age of 2-3 years. Babies teeth are called deciduous teeth or milk teeth and are mostly 20 in number. In children, the number of teeth (Primary teeth) is 20. They have 4 incisors on upper jaw as well as 4 incisors in the lower jaw. Total of 4 canines in the upper and lower jaw and 8 molars in total (Upper and lower jaw).

Children do not have premolars. Hence, the number of teeth are less than adults

How many teeth does adult have without wisdom teeth?

Adults have 28 teeth in total without including the wisdom teeth. Wisdom tooth is also known as a 3rd molar in dental/ professional language. Wisdom teeth are the last pains of teeth to erupt in the oral cavity which sometimes does interfere with the alignment of teeth sets.

How many teeth do adults have on the bottom?

To be precise, 16 teeth in the bottom jaw of a Homosapien should contain which does include the third molar. Bottom anteriors are comparatively small in size but does erupt the first in the early childhood age. Bottom teeth are also more susceptible for deposition of calculus because of the presence of salivary glands which contains the mineral usually. If you want to know more about salivary gland than let us know in the comment section below.

How many teeth adult have on top?

There will be 16 teeth present, you can confirm it through checking your own starting from the very last teeth in the right to the very last teeth in the left.

What is the name of teeth present in the mouth?

teeth in mouth

Firstly, there are 8 incisors– Front four teeth in the top and bottom

4 Canines– After incisor the pointed teeth in the top and bottom

8 Premolars– Teeth between canine and molars. Helps in grinding and chewing the food.

12 Molars– 6 Molars on the top and 6 on the bottom.

How many tooth notation system is there?

The most commonly used dental notation is the universal numbering system and Palmer notation method. Or FDI system Palmer notation method and Zsigmondy system and grid system.


Dr Deepak Kansal

Dr Deepak Kansal is a dentist, who is currently working in Sri Ganganagar. He did his Bachelor of Dental Surgery from Rajasthan University of Health Science.

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