Digestive System MCQs and Answers
1. Cells that secrete hydrochloric acid in the stomach are called:
- Chief cells
- G cells
- Enter endocrine cells
- Parietal cells
2. An inflammation of the pancreas due to blockage of the pancreatic ducts, bacterial or viral infections, or d–g reactions is:
- Periodontal disease
- Pancreatitis
- Plaque
- Peritonitis
- Peptic ulcer
3. Which part of the large intestine receives materials from the ileum?
- Descending colon
- Cesium
- Ascending colon
- Sigmoid colon
- Rectum
4. Brunner’s glands produce copious quantities of mucus that protects the epithelium from the acid chime arriving from the stomach.
- False
- True
5. The movement of organic molecules, electrolytes, vitamins and water across the digestive epithelium and into the interstitial fluid of the digestive tract is known as:
- Digestion
- Excretion
- Secretion
- Compaction
- Absorption
6. These layers of smooth muscle play an essential role in the mechanical processing and in the propulsion of materials along the digestive tract. This is the:
- serosa
- Muscular is extern
- Mucosa
- Sub mucosa
7. The pancreas and the duodenum are examples of what type of digestive organs?
- Retroperitoneal
- O Intraperitoneal
- Secondarily retroperitoneal
- Visceral
8. The mixing of ingested substance with the gastric juices secreted by the glands of the stomach produces a viscous, soupy mixture called chime.
- True
- False
9. A fiber-optic instrument used to view the interior of the stomach is:
- Gastro scope
- Gastrectomy
- Gastritis
- Gastroenteritis
- Esophagi is
10. A painful condition caused by the blockage of the cystic or common bile duct by gallstones is:
- Cholelithiasis
- Colitis
- Cholecystitis
- Cirrhosis
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11. What are the functions of hydrochloric acid in the stomach? (Check all that apply).
- Lowers the pH of gastric juice
- Kills microorganisms
- Produces rennin
- Activates secretions of the chief cells
- Breaks down cells walls in food
12. The presence of gallstones in the gallbladder is called:
- Colitis
- Cholecystitis
- Cirrhosis
- Cholelithiasis
13. The functions of the oral cavity include: (Check all that are correct).
- Limited digestion
- Mechanical processing
- Analysis of the food
- Lubrication
14. A painful condition resulting from inflammation of the peritoneal membrane is:
- Periodontal disease
- Peptic ulcer
- Peritonitis
- Plaque
- Pancreatitis
15. Transport of food to the stomach is done by the:
- Pharynx
- Oral cavity
- Esophagus
- Large intestine
- Salivary glands
16. The last part of the digestive tract is the:
- Cecum
- Sigmoid colon
- Rectum
- Ascending colon
- Descending colon
17. Dehydration and compaction of indigestible materials in preparation for elimination is done in the:
- Small intestine
- Oral cavity
- Stomach
- Esophagus
- Large intestine
18. Both the upper and the lower portion of the esophagus has a well-defined sphincter muscle comparable to those located elsewhere among the digestive tract.
- False
- True
19. Cells that secrete pepsinogen which is converted to pepsin in the stomach are:
- Parietal cells
- Enter endocrine cells
- G cells
- Chief cells
20. Saliva plays a defensive role by protecting surrounding tissues against pathogens that are either swallowed with food or residing within the digestive tract.
- False
- True
21. The liver is responsible for the storage and concentration of bile which is important for lipid digestion.
- True
- False
22. Inflammation of the gastric mucosa is:
- Esophagi is
- Gastro scope
- Gastritis
- Gastrectomy
- Gastroenteritis
23. A progressive condition resulting from erosion of the connections between the necks of teeth and the gingiva is:
- Plaque
- Pancreatitis
- Peritonitis
- Peptic ulcer
- Periodontal disease
24. Attachment and opening of the colon to the abdominal wall, bypassing the distal portion of the large intestine, is called:
- Cirrhosis
- Cholelithiasis
- Colitis
- Cholecystitis
- Colostomy
25. Which component of the GI system completes food digestion?
- Gallbladder
- Stomach
- Small intestine
- Large intestine
26. Segmentation and peristalsis can be triggered by pacesetter cells, hormones, chemicals and physical stimulation.
- True
- False
27. Choleliths is the medical terms for gallstones.
- True
- False
28. A barium enema is used to diagnose obstructions, tumors, or other abnormalities such as ulcerative colitis.
- True
- False
29. Inflammation of the intestine, especially of the colon, caused by chemical irritants, bacteria, or parasites, and characterized by diarrhea, colitis and abdominal cramps is:
- Ascites
- Cirrhosis
- Borborygmus
- Appendicitis
- Dysentery
30. A condition in which body weight exceeds the range of normal or healthy, and which is characterized as a body mass (BMI) greater than 25 is called:
- Morbid obesity
- Mild obesity
- Minor obesity
- Fatbutnottoofat
- Obesity
31. This procedure involves the excision of small, tumor like, benign growths (polyps) that project from a mucous membrane surface.
- Polypectomy
- Roux-en-Y gastric bypass
- Lithotripsy
- Colostomy
- Bariatric surgery
32. A test performed on feces using a reagent gum to detect presence of blood that is not apparent on visual inspection is called:
- Barium swallow
- Cholangiography
- Esophagogastroduodenoscopy
- Barium enema
- Stool guaiac
33. Formation of bulging pouches throughout the colon, but most commonly in the lower portion of the colon, is called:
- Fislula
- Hematochezia
- Gastroesophageal reflux disease
- Diverticular disease
- Hemorrhoid
34. The backflow of gastric contents into the esophagus due to malfunction of the lower esophageal sphincter is known as:
- Fistula
- Gastroesophageal reflux disease
- Diverticular disease
- Hemorrhoid
- Hematochezia
35. Adisorderthat causes inflammation of the intestines is called:
- Inflammatory bowel disease
- Crohn disease
- Hernia
- Irritable bowel syndrome
- Ulcerative colitis
36. Any group of procedures to treat morbid obesity is called:
- Nasogastric intubation
- Roux-en-Y gastric bypass
- Vertical banded gastroplasty
- Lithotripsy
- Colostomy
- Polypectomy
- Bariatric surgery
37. The upper gastrointestinal tract contains the large and small intestines, the rectum and the anus.
- True
- False
38. A person who vomits blood is diagnosed with a condition known as gastroesophagitis.
- True
- False
39. A common colon disorder characterized by constipation, diarrhea, gas, and bloating that does not cause permanent damage to the colon is:
- Irritable bowel syndrome
- Crohn disease
- Ulcerative colitis
- Hernia
- Inflammatory bowel disease
40. Which d–gs neutralize acids in the stomach?
- Laxatives
- Antidiarrheals
- Antiemetics
- Antacids