Functions
Name the four functions of the digestive system.
1. Ingestion 2. Propulsion 3. Digestion & absorption 4. Egestion
Name one accessory organ.
Teeth, tongue, salivary gland, liver, gall bladder, pancreas
What are the five mouth parts?
1. Salivary gland 2. teeth 3. tongue 4 hard/soft palate 5. uvula
How many teeth do children have?
20
What does Ingestion mean?
Taking in food
What is two parts that make up the alimentary canal?
-Mouth
- esophagus, stomach, small intestine
What layer is the mucosa?
the inner most layer
The salivary glands are what percent of water?
99%
What part of your tooth protects it and is hard?
Enamel
What does egestion mean?
elimination of waste
What does the word mastication mean?
chewing
What does the submucosa contain?
glands, nerve fibers and blood vessels
The incisors are used for what?
Used for cutting pieces of food
What part of the tooth contains blood vessels and nerves?
pulp cavity
What is propulsion mean?
Movement of food
What is your epiglottis?
A thin flap of skin that closes over the larynx when you swallow
The serosa secretes what kind of fluid?
a slippery, watery fluid
Premolars are also known as what?
bicuspids
What specific teeth are known for tearing and piercing?
Canines
What is digestions and absorption?
breaking down food &&&& taking in nutrients
How many teeth does an adult have?
32
Layer of muscle exending in two directions, what are those two directions. Hint: this is the Muscularis.
Circular layer and Longitudinal
Another name for your gums is what?
Gingiva
Which teeth are known as the tricuspids?
Molars