Section 1 and 2

Which term refers to the soft tissue found in the center of each tooth?

• gum

• pulp

• dentin

• cementum

Which type of tooth cuts food into bite-sized pieces?

• premolar

• molar

• canine

• inscisor

Which term describes bad breath, which can be caused by poor oral hygiene?

• maloclusion

• periodontal disease

• gingivitis

• halitosis

Which is not one of the three main parts of a tooth?

• crown

• root

• gum

• neck

An overbite and an underbite are examples of malocclusion.

• true

• false

Cementum is the part of a tooth that contains blood vessels.

• true

• false

The function of molars is to crush and grind food.

• True

• False

An orthodontist specializes in repairing cavities and treating gum disease.

• True

• False

When you are cold, how does your skin keep heat in your body?

• Sweat glands produce perspiration.

• Blood vessels in the skin widen.

• Sebaceous glands increase oil production.

• Blood vessels in the skin narrow.

Which term is a dark pigment produced in the epidermis?

• keratin

• biotin

• melanin

• melanoma