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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
Lipase
C
Ligase
D
Pancreatic amylase
2) What are the muscular contractions that force material through the digestive system?
A
Epiglottis
B
Chyme
C
Peristalsis
D
Sphincter
3) What organ regulates the passage of food into the esophagus and away from the windpipe & lungs?
A
Cardiac sphincter
B
Tongue
C
Salivary glands
D
Epiglottis
4) Where is bile produced? Where is it stored?
A
Gall bladder & pancreas
B
Stomach & pancreas
C
Liver & gall bladder
D
Liver & stomach
5) What is the main function of the large intestine?
A
Nutrient absorption
B
Protein digestion
C
Carbohydrate digestion
D
Water reabsorption
6) What is the role of lipase in fat digestion?
A
It is an enzyme that chemically breaks down lipids, oils, & fats.
B
It allows bile to chemically digest fat.
C
It increases the surface area of the enzyme.
D
It mechanically breaks down fats.
7) What are the building blocks of fat molecules?
A
Proteins
B
Fatty acids
C
Amino acids
D
Simple sugars
8) What are the digestive accessory organs?
A
Gall bladder, liver, small intestine, large intestine
B
Mouth, tongue, stomach, gall bladder
C
Tongue, epiglottis, colon, stomach
D
Salivary glands, liver, pancreas, gall bladder
9) What are the secretions of the stomach?
A
There are no secretions in the stomach
B
Hydrogen peroxide, catalase, and fats
C
Enzymes, mucus, and acids
D
Amylase, fatty acids, and proteins
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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