Where does digestion begin?
Mouth
What enzyme in saliva breaks down starch?
Amylase
What tube connects the mouth to the stomach?
Esophagus
Which organ stores bile?
Gallbladder
What is the role of bile in digestion?
Bile emulsifies fats, breaking them into smaller droplets.
What organ produces bile?
Liver
Where does the majority of nutrient absorption occur?
Small intestine
What is the first part of the small intestine called?
Duodenum
Which organ produces insulin and digestive enzymes?
Pancreas
What is the acidic liquid in the stomach called?
Gastric juice/ stomach Acid
Which enzyme breaks down proteins in the stomach?
Pepsin
Where does the partially digested food go after the stomach?
Small intestine
What structure prevents food from entering the windpipe?
Epiglottis
What is the function of the large intestine?
It absorbs water and forms solid waste (feces).
What is the process of breaking down food called?
Digestion
What is the name of the muscular contractions that move food through the digestive tract?
Peristalsis
What substance protects the lining of the stomach from acid?
Mucus
Where are the villi located?
In the small intestine, where they absorb nutrients.
What is the main function of the rectum?
To store feces before elimination.
Where is the appendix located?
It is attached to the beginning of the large intestine.
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