The primary dentition in humans differs from permanent dentition in not having one of the following types of teeth:
1. Canine
2. Premolars
3. Molars
4. Incisors
The enzyme that is not present in succus entericulus is?
1. maltase.
2. nucleases.
3. nucleosidases.
4. lipases.
Which of the following statement is not correct?
1. | Brunner's glands are present in the submucosa of stomach and secrete pepsinogen |
2. | Goblet cells are present in the mucosa of the intestine and secrete mucus |
3. | Oxyntic cells are present in the mucosa of the stomach and secrete HCI |
4. | Acini are present in the pancreas and secrete carboxypeptidase |
The gastric juice of infants contains:
The initial step in the digestion of milk in an infant is carried out by:
1. Lipase | 2. Trypsin |
3. Rennin | 4. Pepsin |
Fructose is absorbed into the blood through mucosa cells of intestine by the process called:
1. Active transport
2. Facilitated transport
3. Simple diffusion
4. Co-transport mechanism
Select the correct match of the digested products in humans given in column-I with their' absorption site and mechanism in column-II.
Column I | Column II | |
1. | Fructose, Na+ | Small intestine, passive absorption |
2. | Glycerol, fatty acids | Duodenum, move as chilomicrons |
3. | Cholesterol, maltose | Large intestine, active absorption |
4. | Glycine, glucose | Small intestine, active absorption |
1. (1)
2. (2)
3. (3)
4. (4)
1. | Pancreatic amylase → salivary amylase → lipases |
2. | Disaccharidase like maltase → lipases → nucleases |
3. | Salivary amylase → pancreatic amylase → disaccharidases |
4. | Salivary maltase → carboxy peptidase → trypsinogen |
Anxiety and eating spicy food together in an otherwise normal human, may lead to:
1. Indigestion
2. Jaundice
3. Diarrhoea
4. vomiting