Gastro Intestinal Tract

MULTIPLE CHOICE QUESTIONS about GIT: 1. Gastroesophageal sphincter has role in one of the following a) Maintain food in esophagus for digestion b) To allow acid to pass from stomach to esophagus c) To prevent reflux of stomach contents. d) Does not exist. 2. Difficulty in swallowing is called as 1.

Dyspnoea

2.

Deglutition

3.

Achalasia cardia

4. Dysphagia 3. Sialorrhoea is present in 1. Parkinsonism 2. Lactation 3. Diabetes 4. Hypertension 4. Optimum pH for action of amylase is 1. 6 2. 6.5 3. 7 4. 7.5 5. Gastric emptying is stimulated by 1. GIP 2. Secretin 3. Gastrin

4. Fear 6. Function of Somatostatin is 1. Stimulate Gastrin acid secretion 2. Produced by alpha cells in the pancreas 3. It is GH stimulating hormone 4. Inhibits Gastric acid secretion and motility 7. Hormone that inhibits the gastric secretion and motility is 1. Motilin 2. Glucagon 3. GRP 4. GIP 8. Function of Substance P is 1. Increases gastric motility 2. Decrease gastric motility 3. Increases motility of small intestine 4. Decreases motility of small intestine

9. Function of GHRELIN is 1. Controls the gastric emptying 2. Controls the intestinal secretion 3. Inhibits the gastric motility 4. Controls the food intake

10. Following is inhibitory factor of gastric acid secretion 1. Vagus nerve 2. Peptides 3. GIP 4. Distension

11. Brunner's glands are present in 1. Stomach 2. Duodenum 3. Ileum 4. Jejunum

12, Meissner's plexus is located in 1. Mucosa 2. Submucosa 3. Muscle layer 4. Serosal layer