Question

The given figure shows the arrangement of different types of teeth in the jaw on one side. Identify A, B, C, and D.

A) Incisors canines premolars molars
B) Molar premolar canines incisors
C) Premolars molars incisors canines
D) Incisors canine molars premolars

Answer 1

Hint: For a mechanical breakdown of foods items, teeth are very important. Teeth help in cutting and crushing the food so that it can prepare for swallowing and digesting. Humans are four types of teeth: they are incisors, canines, premolars, and molars. They all perform specific functions.

Complete answer:
Teeth not only essential for choosing but it also plays an important role in his speech. It is generally the toughest substance in the human body.
-A normal adult human mouth has 32 teeth (except wisdom teeth). The four categories of teeth are incisors, canines, premolars, and molars. A total of 8 incisors teeth is present. It is the middlemost four teeth on the upper and lower jaw.
-A total of 4 canines teeth are present. It is a pointed tooth just outside the incisors.
-A total of 8 premolars teeth are present. These teeth are present between the canine and molar.
-A Total of 8 molars teeth are present. It is flat in the rear of the mouth, helps in grinding the food.

Additional Information: The parts of the teeth -
Enamel: it is the toughest part of the tooth. It is made up of calcium phosphate.
Dentin: it contains microscopic tubes. It is a hard issue underlying the enamel. It can cause sensitivity or pain in the tooth because it is the path of the heat or cold that can enter the tooth when the enamel is damaged.
Pulp: it is the living in the structure of the teeth. It comprises blood vessels and nerves of the teeth.
Cementum: it binds the root of the teeth to the gums and jaw bone.
Periodontal ligament: it holds the teeth tightly against the jaw.

So, the correct answer is,” incisors canines premolars and molars”.

Note: So, the tooth is a hard and calcified structure that is found in the mouth of many vertebrates, which helps in the breakdown of food particles.
-There are four different types of teeth present which serve a particular purpose for eating and chewing.
8 Incisors
4 Canines.
8 Premolars.
12 Molars (including 4 wisdom teeth)