Health Chapter 13 Test

The outer, thinner layer of skin that is composed of living and dead cells .

• Dermis

• Epidermis

• artery

• vein

The inner ear or ________, consists of a network of curved and spiral passages that can be divided into three main parts.

• ear drum

• labyrinth

• oval window

• outer window

__________, a condition in which a ringing , buzzing, whistling, roaring, hissing, or other sound is heard in the ear in the absence of external sound.

• Tinnitus

• idle

• silence

• calm

Directly behind the eardrum are the ___________, three small bones linked together, that connect the eardrum to the inner ear.

• retinas

• lens

• auditory ossicles

• sockets

Sacs or cavities that surround the root of hairs is called __________.

• hair follicles

• head lice

• dandruff

• shampooing

Structures within the skin that produce an oily secretion is called sebum.

• protection

• temperature control

• sensation

• sebaceous

Bad breath is called _____________.

• refreshing

• Halitosis

• plaque

• dentin

The area immediately around the tooth is called ______________.

• Periodontium

• pulp

• root canal

• nerve vessels

A combination of bacteria and other particles such as small bits of food, which adheres to the outside of the tooth is called ________.

• enamel

• gum

• plaque

• root canal

The most serious form of skin cancer is called ___________.

• Melanoma

• acne

• body piercing

• tattooing