The long does the large intestine measure?
A. 1 foot long.
B. 10 feet long.
C. 100 feet long.
D. 5 foot long.
查看答案
Where is bile made?
A. Liver.
B. Stomach.
C. Duodenum.
D. Gallbladder.
When they reach the stomach, what do food particles combine with?
A. Gastric juices.
B. Mucus.
C. Bile.
D. Enzymes.
What is the liver’s main role?
A. Produce digestive enzymes.
B. Turn water into minerals for absorption.
C. Assist the stomach with digestion.
D. Remove harmful substances from the blood.
Where does the digestive process begin?
A. Stomach.
B. Esophagus.
C. Mouth.
D. Pharynx.
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