science test number 2 Flashcards
Enzyme
A chemical in a digestive juice that chemically breaks down a specific food
Digestion
The process which food gets broken down to use for the body (molecular in size)
Glands
An organ that secretes a particular chemical substance for use in the body
chemical change
A change in a formula of a substance
inscisor
cutting
Bicuspids
chewing
Molars
grinding
canine
ripping
What are the four types of teeth?
incisor, molar, canine, bicupid
Enamel
hard protection of teeth
dentine
contains the blood vessels and nerves
How do you keep teeth healthy and decay free?
DO THIS: Brush, floss, dentist, fluoride
DO NOT DO THIS: sugar and acid
What does the tongue do?
It tastes food and it helps you swallow
What are the tongues different tastes?
- Sweet
- Sour
- Salty
- Bitter
What is a Uvula?
It contains nerves which cause the gag reflex and this prevents you from swallowing something to big