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Biochem & Digestion
Test Description: Functions of the digestive organs.
Instructions: Answer all questions to get your test result.
1) What enzyme begins carbohydrate digestion in the mouth?
A
Salivary amylase
B
Ligase
C
Lipase
D
Pancreatic amylase
2) What are the muscular contractions that force material through the digestive system?
A
Sphincter
B
Epiglottis
C
Peristalsis
D
Chyme
3) What organ regulates the passage of food into the esophagus and away from the windpipe & lungs?
A
Epiglottis
B
Cardiac sphincter
C
Salivary glands
D
Tongue
4) Where is bile produced? Where is it stored?
A
Liver & stomach
B
Liver & gall bladder
C
Gall bladder & pancreas
D
Stomach & pancreas
5) What is the main function of the large intestine?
A
Nutrient absorption
B
Protein digestion
C
Water reabsorption
D
Carbohydrate digestion
6) What is the role of lipase in fat digestion?
A
It is an enzyme that chemically breaks down lipids, oils, & fats.
B
It increases the surface area of the enzyme.
C
It mechanically breaks down fats.
D
It allows bile to chemically digest fat.
7) What are the building blocks of fat molecules?
A
Proteins
B
Simple sugars
C
Fatty acids
D
Amino acids
8) What are the digestive accessory organs?
A
Gall bladder, liver, small intestine, large intestine
B
Tongue, epiglottis, colon, stomach
C
Salivary glands, liver, pancreas, gall bladder
D
Mouth, tongue, stomach, gall bladder
9) What are the secretions of the stomach?
A
Enzymes, mucus, and acids
B
Amylase, fatty acids, and proteins
C
There are no secretions in the stomach
D
Hydrogen peroxide, catalase, and fats
10) Which organ is the primary site of protein digestion?
A
Bile
B
Gall bladder
C
Stomach
D
U.S. Cellular Field
*select an answer for all questions
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