Correct Answer is: does both chemical and mechanical digestion

does both chemical and mechanical digestion

starts the chemical digestion of starchy foods

Digestive System MCQ Multiple Choice Questions Answers for Practice

Q: 5. The salivary enzyme amylase functions to digest

Correct Answer is: carbohydrates

Q: 7. Peristalsis occurs in the digestive tract

Correct Answer is: from the pharynx to the anus

Q: 8. Gastric juices in the stomach

Correct Answer is: All of the above

Q: 9. What kind of movements occur when the smooth muscles contract rythmically in small sections of the tube?

Correct Answer is: mixing movement

Q: 10. What kind of smooth muscle movement includes a wavelike motion of contraction behind a mass of food?

Correct Answer is: peristalsis movement

Q: 14. Which of the following is NOT a secretory cell in the alimentary canal?

Correct Answer is: Kupffner cell

Q: 15. The correct sequence for the layers within the wall of the alimentary canal from inside to outside is

Correct Answer is: mucous membrane, submucosa, muscular layer, serous layer

Q: 16. What are the 3 major salivary glands?

Correct Answer is: parotid, submandibular, and sublingual

Q: 17. The purpose of the intestinal villi is to

Correct Answer is: increase surface area for nutrient absorption

1. What constituent of bile has a digestive function?

bile salts
cholesterol
bile pigments
electrolytes

2. Heartburn is usually cause

by effects of gastric juice on the small intestine
stomach
heart
esophagus

3. The stomach:

does chemical digestion only
does mechanical digestion only
does both chemical and mechanical digestion
starts the chemical digestion of starchy foods

4. The gastrointestinal tract (GI tract) includes all of the following, EXCEPT

esophagus
liver
stomach
small intestine

5. The salivary enzyme amylase functions to digest

fats
carbohydrates
proteins
all of the choices are correct

6. The muscles of the esophagus squeeze the food downward using the process of

gravity
peristalsis
rugae
chyme

7. Peristalsis occurs in the digestive tract

in the stomach, small intestine, and large intestine only
in the small and large intestines only
in the stomach and small intestine only
from the pharynx to the anus

8. Gastric juices in the stomach

kill bacteria
work together to digest food
include hydrochlorid acid
All of the above

9. What kind of movements occur when the smooth muscles contract rythmically in small sections of the tube?

mixing movement
contractile movements
paristalsis movements
parietal movements

10. What kind of smooth muscle movement includes a wavelike motion of contraction behind a mass of food?

mixing movement
parietal movement
peristalsis movement
contrractile movement

11. Mechanical digestion begins in the:

mouth
stomach
small intestine
large intestine

12. Chemical digestion of starch foods begins in the

mouth
stomach
small intestine
large intestine

13. Chemical digestion of protein begins in the

mouth
stomach
small intestine
large intestine

14. Which of the following is NOT a secretory cell in the alimentary canal?

Mucous cell
Parietal cell
Kupffner cell
Chief cell

15. The correct sequence for the layers within the wall of the alimentary canal from inside to outside is

mucous membrane, muscular layer, serous layer, submucosa
mucous membrane, submucosa, muscular layer, serous layer
submucosa, mucous membrane, serous layer, muscular layer
serous layer, muscular layer, mucous membrane, submucosa

16. What are the 3 major salivary glands?

parotid, submandibular, and sublingual
parotid, submaxillary, and sublingual
parotid, submaxillary, and submandibular
parathyroid, submandibular, and submaxillary

17. The purpose of the intestinal villi is to

secrete serous fluid to decrease friction among the organs
push the fecal matter into the rectum
secrete mucous to facilitate the movement of chyme through the alimentary canal
increase surface area for nutrient absorption

18. When the stomach is empty, it folds up into wrinkles called

shincters
bolus
rugae
chyme

19. What breaks food into smaller pieces to begin mechanical digestion?

stomach
esophagus
amylase
teeth

20. The liver functions to

store vitamin D
form glucose from noncarbohydrates
destroy damage red blood cells
All of the choices are correct

21. The accessory digestive organs include all of the following, EXCEPT

tongue
liver
pancreas
stomach

22. By the time food leaves the stomach it is:

a creamy paste called chyme
rolled into a bolus
ready to be mixed with pepsin for protein digestion
None of the above

23. Digestion of which of the following would be affected the most if the liver were severely damaged?

carbohydrates
lipids
proteins
All of these would be affected equally

Prepare for your exams with our Digestive System MCQs. These multiple-choice questions are designed to help students and exam aspirants test their knowledge and understanding of the digestive system.

About Digestive System MCQ Questions

The Digestive System MCQs cover a wide range of topics, including the structure and function of the digestive organs, the process of digestion, and the absorption and elimination of nutrients. These questions are crafted to ensure a comprehensive understanding of how the digestive system works.

Why Practice Digestive System Objective Questions?

Practicing these objective questions offers several benefits. They help reinforce your knowledge, improve your exam performance, and prepare you for interviews and competitive exams. Regular practice will ensure you are well-versed in the key concepts and can apply them confidently.

Who Should Use These MCQs?