Hygiene General Science II

Most teenagers need _____ to _____ hours of sleep per night.

8 10

The idea that diseases were the result of germs was proposed by the Christian scientist:

Pasteur

Which item(s) contribute(s) to bad breath?

bacteria in the mouth strong-smelling foods such as onions or garlic throat, mouth, or nasal infection

Toothpastes which contain _____ and _____ are beneficial.

baking soda fluoride

antiseptic

chemical that slows down or stops bacterial growth, especially in or on living tissue.

Diseases passed from person to person through the air or by contact are:

contagious diseases

contagious

easily transferred from person to person by direct or indirect contact; catching

The layer of skin which needs to be cleansed of dead cells, oil, and sweat is called the:

epidermis

An optometrist is a doctor who examines the _____.

eyes

After receiving your permanent teeth, you no longer need calcium for your teeth.

false

Differences in rate of growth and size are primarily:

genetic

Regular eye examinations can detect the presence of such eye diseases as:

glaucoma

Which item(s) contribute(s) to tooth decay?

improper cleaning snacking without brushing poor nutrition

Diseases which were passed down from parents are:

inherited

germ

microscopic organism (microbe)

bacteria

microscopic organism which does not have a nucleus

Regular body exercise keeps___________in tone and strengthens the__________:

muscles heart

f you are continuously sleepy even though you get adequate rest, it may be due to lack of:

nutrition

Active glands on the head lead to hair accumulating _____ and ______.

oil sweat

The process of heating foods to a temperature which will destroy harmful microbes is called:

pasteurization

A sticky film which forms on and in between teeth is called:

plaque

The openings of oil ducts on your skin's surface are called:

pores

pasteurization

process of heating a substance to kill harmful microbes but leave the flavor unharmed

vaccines

substances of dead or weak bacteria introduced into the body to produce resistance to a specific disease

Disregard for daily cleanliness can contribute to the formation of pimples and blemishes.

true

Hygiene is the science of good health.

true

Nervous stress can contribute to or cause skin blemishes.

true

Oil and sweat glands are located in the top layer of your skin.

true

Doctors generally recommend______________for young people to help prevent measles, mumps, and polio.

vaccinations

Acceptance of the germ theory provided the rapid development of _____ and _____.

vaccines; antiseptics