AP Bio- Digestive System
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What is the first organism used when going through the digestive system?
Name the parts of the mouth
- 3 Parts:
- Tongue: makes food into bolus
- Teeth: 1) Incisors- cut 2) K-9- tear and rip 3) premolar- grind
- Salivary Glands: make saliva
What enzyme makes saliva?
salivary amylase or amylase
what is the concentration of your mouth?
what do salivary amylase do?
break down disaccharide
what is another name for the pre-molar teeth?
bicuspid/ molar grind
What is the second place in which the digestive system goes through
what is the pharynx
- a passage way
- also known as the throat
what does the epiglottis do
covers the trachea to prevent food or drink to go down wind pipe
what is the 3rd step in the digestive system
what does the esophagus do
- it is a tube that leads from pharynx down to stomach
- no enzymes involved
- does paristosalis
what is paristosalis
a wavelike motion in the esophagus that pushes the food down
what is the fourth thing in the digestive system?
What would you like to do?
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