Digestion in humans is accomplished by the digestive system. Digestion is important in humans because the body needs nutrients from food and drink to function properly and stay healthy which meets its needs through digestion. The process of digestion begins in the mouth and ends in the anus. In humans, the main organs of the digestive system are tongue, salivary glands, pancreas, liver, and gallbladder. In humans, the digestion process takes place in three stages, the first stage is the cephalic phase of digestion, the second phase is chemical digestion and the third phase is absorption. So let's start this quiz and know about some interesting facts on Human digestion.
1. In which of these can harm the intestinal lining?
A. Aspirin, Antibiotics
B. Caffeine, Enamel
C. Ptyalin, Pepsin
D. None of these
2. Which of the following maintains intestinal health?
A. Fat
B. Fiber
C. Starches
D. Option 4
3. In which part of the human body digestion of protein begins?
A. Mouth
B. Large Intestine
C. Small Intestine
D. Stomach
4. In which part of the human body, complete digestion of food occurs?
A. Liver
B. Stomach
C. Small Intestine
D. Large Intestine
5. Choose the hardest material present in the human body?
A. Dentin
B. Enamel
C. Ptyalin
D. Pepsin
6. The largest gland in humans body is ....
A. Liver
B. Thymus
C. Pancreas
D. None of these
7. What is the name of the digestive juice that lacks enzyme but helps in digestion?
A. Ptyalin
B. Pepsin
C. Pancreatic juice
D. Bile juice
8. Which of the following is the readily available source of energy in the human body?
A. Protein
B. Lipids
C. Vitamins
D. Carbohydrates
9. The small intestine has three parts. The second part is called ....
A. Larynx
B. Duodenum
C. Oesophagus
D. None of these
10. Chymosin is also known as the ............
A. Lipase
B. Rennin
C. Amylase
D. Trypsin
11. The enzyme that breaks down lactose is ....
A. Pepsin
B. Amylase
C. Lactase
D. None of these
12. Bile is secreted by which of the following cells?
A. Hepatocytes
B. Somatocytes
C. Brown Fat Cell
D. None of these
13. Food stays in the small intestine for a total of............hours.
A. 6 to 8 Hours
B. 5 to 7 Hours
C. 1 to 5 Hours
D. None of these
14. The stomach is protected from digesting itself by..............
A. Bicarbonate
B. Bile salts
C. Mucus
D. None of these
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