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:

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

The proenzyme pepsinogen gets converted into the active enzyme pepsin on exposure to:
1. HCl
2. Enterokinase
3. Enterogastrone
4. Bile

The opening of the stomach into the duodenum is guarded by:
1. Cardiac sphincter
2. Sphincter of Oddi
3. Pyloric sphincter
4. Ileocaecal sphincter