The layer in the wall of the alimentary canal responsible for peristalsis, the basic propulsive movement in the gut, would be:
1. Mucosa

2. Submucosa

3. Muscularis

4. Serosa

The common bile duct is formed by the joining of:
1. Right and left hepatic ducts
2. Common hepatic duct and cystic duct
3. Common hepatic duct and the pancreatic duct
4. Stenson’s duct and Wharton’s duct

Gastric secretions do not include:
1. Pepsinogen 

2. HCl

3. Lipase

4. Nuclease

Which digestive organ mechanically and chemically transforms a food bolus into chyme?
1. esophagus

2. stomach

3. small intestine

4. large intestine

From deep to superficial, what are the tunics of the intraperitoneal portions of the GI tract?
1. serosa, muscularis, submucosa, and mucosa
2. mucosa, submucosa, muscularis, and serosa
3. adventitia, muscularis, submucosa, and mucosa
4. mucosa, submucosa, muscularis, and adventitia

Which selection includes only accessory digestive organs?
1. salivary glands, thyroid gland, pancreas, liver
2. stomach, duodenum, pancreas, gallbladder
3. gallbladder, liver, pancreas, salivary glands
4. liver, thyroid gland, gallbladder, spleen

Epithelial cells of the intestine involved in food absorption have on their surface -

1. Zymogen granules 

2. Pinocytic vesicles

3. Phagocytic vesicles 

4. Microvilli

The number of incorrect statements amongst the given statements is:

I. The tongue is attached to the roof of the oral cavity by the frenulum.

II. The structural and functional units of the human liver are the hepatic lobules.

III. Lysozyme present in saliva acts as an antibacterial agent that prevents infection.

IV. Brunner’s glands are located in the submucosa of the duodenum.

V. No significant digestive activity occurs in the large intestine.

 1.  1       

 2.  3

 3.  4       

 4.  5

In the given diagram of the transverse section of the gut, the longitudinal muscles are represented by the letter:

          1. A               

          2. B

          3. C               

          4. D

Match each item in Column I with one in Column II and choose your answer from the codes given below:

      GI secretion                Secreted by
   A. Lysozyme                a. Upper small intestinal mucosa
   B. Rennin                    b. Stomach
   C. Enterokinase           c. Saliva
   D. Nucleases               d. Pancreas

                  A.       B.        C.      D.
     1.          c         a         b       d
     2.          c         b         a       d
     3.          b         a         c       d
     4.          d         b         a       c