The bile released into the duodenum does not contain:
1. bile pigments
2. phospholipids
3. lipase
4. cholesterol
What regulates the opening of oesophagus into the stomach?
1. A membranous valve
2. A muscular sphincter
3. A mesodermal septum
4. A cartilaginous flap
Which of the following secretions is/are released into the small intestine by a common duct?
I. Bile
II. Pancreatic juice
III. Intestinal juice
1. I only
2. I and II only
3. I and III only
4. I, II, III and IV
Succus entericus is composed of:
1. The secretions of the brush border cells of the mucosa along with the secretions of the goblet cells
2. The secretions of the liver and the secretions of the Brunner’s glands
3. The saliva mixed with the secretions of the Brunner’s glands and the pancreatic mucoid secretions
4. The secretions of the large intestinal crypts and the mucus glands lining the alimenatary canal
Lipases can be activated by:
1. HCl
2. Secretions of Brunner’s glands
3. Bile
4. Cholecystokinin
Villi are supplied with a network of capillaries and a large lymph vessel called the:
1. Portal vessel | 2. Lacteal |
3. Thoracic duct | 4. Cisterna chyli |
The duct of gall bladder (cystic duct) along with the hepatic duct from the liver forms the:
1. Common hepatopancreatic duct
2. Duct of Rivinus
3. Wharton’s duct
4. Common bile duct
Proteolytic enzymes found in stomach of an infant include:
I. Rennin
II. Pepsin
III. Tyrpsin
1. I and II only
2. I and III only
3. II and III only
4. I, II and III
Succus entericus contains all the following except:
1. disaccharidases
2. dipeptidases
3. lipases
4. nucleases
The pH optimal for pepsin is:
1. 1.8
2. 3.8
3. 6.8
4. 7.8