1. Salivary secretion contains pepsin, a proteolytic enzyme

2. Peptic Ulcer is represents an imbalance between the corrosive activity of acid and pepsin on the one hand and gastric mucosal resistance on the other.

3. Bacteroides fragilis is a normal inhabitant in the human gut.

4. Inflammation of the gall bladder is a constant feature of viral hepatitis.

5. Antibacterial therapy is essential in the treatment of traveller's diarrhoea.

6. Campylobacter jejuni is associated with causing relapse of peptic ulcer.

7. Inadequate lower esophageal sphincter (LES) tone may be a factor in causing gastroesophageal reflux disease (GERD).

8. Shigella spp. cause bacillary dysentery.

9. Anticholinergic agents exhibit nearly 100% efficacy in treating irritable bowel syndrome (IBS).

10. Amoebiasis occurs in adults whereas giardiasis occurs in children.