Understanding Teeth

The video tutorial explains the transition from milk teeth to permanent teeth, highlighting the importance of teeth in chewing and speaking. It describes the four types of teeth—incisors, canines, premolars, and molars—and their specific functions. The tutorial also covers the structure of a tooth, detailing the crown, root, enamel, dentine, and pulp, emphasizing their roles in dental health.

What is the main difference between milk teeth and permanent teeth?

• Milk teeth are larger than permanent teeth.

• Permanent teeth are temporary.

• Milk teeth are replaced by permanent teeth.

• Permanent teeth are softer than milk teeth.

How many milk teeth can a child have at most?

• 32

• 24

• 20

• 16

Which type of teeth are used for cutting food?

• Canines

• Incisors

• Molars

• Premolars

What is the primary function of canines?

• To grind food

• To tear food

• To chew food

• To cut food

How many premolars are there in each jaw?

• Two

• Eight

• Six

• Four

What is the function of molars?

• To hold food

• To grind food into a fine paste

• To tear food

• To cut food

What is the hardest material in the human body?

• Cementum

• Bone

• Dentine

• Enamel

What is the role of cementum in a tooth?

• To protect the enamel

• To provide nutrients to the tooth

• To fix the tooth into the jawbone

• To form the outer layer of the tooth

Which part of the tooth contains blood vessels and nerves?

• Pulp

• Root

• Crown

• Enamel

What is the upper part of a tooth called?

• Root

• Crown

• Gum

• Pulp