Choose the correct statement among the following

• The intestional mucosal epithelium has oxynitic cells

• Ptyalin converts proteins into proteoses and peptones

• Crypts of Lieberkuhn is seen between the bases of villi in the intestine

• Sphincter of Oddi is present at the junction of oesophagus and cardiac stomach

• Sphincter of Oddi is present at the junction of oesophagus and cardiac stomach

Identify the correctly matched structure and its secretion

• Brunner's gland - Salivary amylase

• Intestinal mucosa - Insulin

• Gall bladder - Bile

• Salivary gland - Lysozyme

• Salivary gland - Lysozyme

263.

The entry of food into the larynx is prevented by

• Mitral valve

• Diaphragm

• Epiglottis

• Hyoid

• Hyoid

Read the following reactions and choose the correct option

(1) Pepsinogen $\stackrel{\mathrm{HCl}}{\to }$ Pepsin

(2) Proteins $\stackrel{\mathrm{Pepsinogen}}{\to }$ Proteases + peptones

(3) Trypsinogen $\stackrel{\mathrm{HCl}}{\to }$ Trypsin

(4) Chymotrypsinogen $\stackrel{\mathrm{Enterokinase}}{\to }$ Chymotrypsin

(5) Peptones $\stackrel{\mathrm{Trypsin}}{\to }$ Dipeptides

• (1) and (5) alone are correct

• (3) and (5) alone are correct

• (3) and (5) alone are correct

• (2), (4) and (5) alone are correct

• (2), (4) and (5) alone are correct

The main function of the lacteals in the villi of human small intestine is to absorb 

• Fat globules

• Water and mineral salts

• Amino acids

• Glucose and amino acids

• Glucose and amino acids

Identify the cells whose secretion protects the lining of gastro-intestinal tract from various enzymes.

• Goblet cells

• Oxyntic cells

• Duodenal cells

• Chief cells

Match the following structures with their respective location in organs

A. Crypts of Lieberkuhn	(i) Pancreas
B. Glisson's Capsule	(ii) Duodenum
C. Islets of Langerhans	(iii) Small intestine
D. Brunner's Glands	(iv) Liver

Select the correct option from the following

• A - (ii); B - (iv); C - (i); D - (iii)

• A - (iii); B - (iv); C - (i); D - (ii)

• A - (iii); B - (ii); C - (i); D - (iv)

• A - (iii); B - (i); C - (ii); D - (iv)