The proteolytic enzyme rennin is found in:
1. Intestinal juice
2. Bile juice
3. Gastric juice
4. Pancreatic juice
The intrinsic factor that helps in the absorption of vitamin is secreted by:
1. Goblet cells
2. Hepatic cells
3. Oxyntic cells
4. Chief cells
Succus entericus is referred to as:
1. Gastric juice
2. Chyme
3. Pancreatic juice
4. Intestinal juice
Sphincter of Oddi is present at :
1. Gastro-oesophageal junction
2. Junction of jejunum and duodenum
3. Ileo-caecal junction
4. Junction of hepato-pancreatic duct and duodenum
The enzyme enterokinase helps in the conversion of
1. trypsinogen into trypsin
2. caseinogen into casein
3. pepsinogen into pepsin
4. protein into polypeptides
Identify the correct statement with reference to human digestive system
1. Serosa is the innermost layer of the alimentary canal.
2. Ileum is a highly coiled part.
3. Vermiform appendix arises from duodenum.
4. Ileum opens into small intestine.
Statement I: | fatty acids and glycerols cannot be absorbed into the blood. |
Statement II: | Specialized lymphatic capillaries called lacteals carry chylomicrons into lymphatic vessels and ultimately into the blood. |
Which of the following functions is not performed by secretions from salivary glands?
1. Digestion of disaccharides
2. Control bacterial population in mouth
3. Digestion of complex carbohydrates
4. Lubrication of oral cavity
Chylomicrons are:
1. fat coated protein globules
2. micro-sized lipid molecules
3. protein coated fat globules
4. spherical aggregates of fatty acids