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Digestive System
Test Description: A digestive system quiz based on 10th grade Living Environment course content.
Instructions: Answer all questions to get your test result.
1) Enzymes in the saliva begin the digestion of...
A
proteins.
B
lipids.
C
starches.
D
minerals.
2) The digestion of proteins in steak, chicken, and fish begins in the...
A
small intestine.
B
stomach.
C
mouth.
D
esophagus.
3) Which type of digestion occurs in the stomach?
A
Mechanical only.
B
Neither mechanical nor chemical.
C
Both mechanical and chemical.
D
Chemical only.
4) Which organ of the digestive system contains fingerlike extensions called villi and microvilli that increase the surface area for maximum absorption?
A
small intestine
B
large intestine
C
esophagus
D
stomach
5) Bile is created in the ________________, stored in the ________________, and aids in breaking down _______________..
A
small intestine, gallbladder, carbohydrates
B
pancreas, gallbladder, proteins
C
stomach, liver, fats
D
liver, gallbladder, lipids
6) Where does the majority of digestion and absorption occur?
A
small intestine
B
esophagus
C
large intestine
D
stomach
7) Where does most water absorption occur?
A
mouth
B
esophagus
C
large intestine
D
stomach
8) When you swallow food, which structure covers the trachea to prevent food from going down into the lungs?
A
larynx
B
pharynx
C
uvula
D
epiglottis
9) Amylase, pepsin and lipase break down which foods, respectively?
A
lipids, fats, oils
B
nucleic acids, lipids, fats
C
carbohydrates, proteins, fats
D
sugars, lipids, proteins
10) Holes that occur in the esophagus or stomach walls are called...
A
deviated septums.
B
carcinomas.
C
ulcers.
D
emphysemas.
*select an answer for all questions
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