Digestive System MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Digestive System, a fundamental topic in the field of IC22 Life Insurance Underwriting. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Digestive System MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Digestive System mcq questions that explore various aspects of Digestive System problems. Each MCQ is crafted to challenge your understanding of Digestive System principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace IC22 Life Insurance Underwriting tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Digestive System MCQs are your pathway to success in mastering this essential IC22 Life Insurance Underwriting topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Digestive System. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Digestive System knowledge to the test? Let's get started with our carefully curated MCQs!

Digestive System MCQs | Page 1 of 17

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Q1.
Which of the following is responsible for the process of digestion?

a.

Gastrointestinal system

b.

Cardiovascular system

c.

Nervous system

d.

Respiratory system

Discuss
Answer: (a).Gastrointestinal system Explanation:The digestive system or gastrointestinal system or alimentary system (GI) is a group of organs that are responsible for the process of digestion.
Q2.
Which of the following is the first part of the alimentary or digestive tract?

a.

Mouth

b.

Pharynx

c.

Stomach

d.

Small intestine

Discuss
Answer: (a).Mouth Explanation:The first part of the alimentary or digestive tract is the mouth where the food enters.
Q3.
Which of the following is responsible for the breakdown of food in the stomach?

a.

Salivary gland

b.

Liver

c.

Gall bladder

d.

Stomach

Discuss
Answer: (d).Stomach Explanation:The stomach is responsible for the breakdown of food through the process of mixing and churning.
Q4.
What is the role of the small intestine in the digestive system?

a.

Absorption of nutrients

b.

Secretion of digestive enzymes

c.

Storage of waste material

d.

Mixing and churning of food

Discuss
Answer: (a).Absorption of nutrients Explanation:The small intestine plays a major role in the absorption of nutrients from the digested food.
Q5.
Which of the following is an accessory gland in the digestive system?

a.

Small intestine

b.

Liver

c.

Stomach

d.

Large intestine

Discuss
Answer: (b).Liver Explanation:The liver is an accessory gland in the digestive system and it produces bile that helps in the digestion of fats.
Q6.
What is the main function of the digestive system?

a.

Absorption of nutrients

b.

Secretion of digestive enzymes

c.

Elimination of waste products

d.

Conversion of complex foods into chemical substances small enough to be absorbed

Discuss
Answer: (d).Conversion of complex foods into chemical substances small enough to be absorbed Explanation:The main function of the digestive system is the conversion of complex foods into chemical substances small enough to be absorbed through the intestinal lining and passed into the bloodstream for use of body cells.
Q7.
Which part of the digestive system prevents backflow of stomach contents into the esophagus?

a.

Mouth

b.

Pharynx

c.

Esophagus

d.

Lower esophageal sphincter

Discuss
Answer: (d).Lower esophageal sphincter Explanation:The lower esophageal sphincter is a ring-like muscle located between the esophagus and the stomach. It prevents backflow of gastric (stomach) contents into the esophagus.
Q8.
What is the role of the stomach in the digestive system?

a.

Absorption of nutrients

b.

Storage of food

c.

Elimination of waste products

d.

Secretion of digestive enzymes

Discuss
Answer: (b).Storage of food Explanation:The stomach is where food gets stored, mixed, and digested. The digested food is stored in the stomach and emptied at regular intervals.
Q9.
What are the main parts of the digestive tract?

a.

Mouth, pharynx, esophagus, stomach, small intestine, large intestine, rectum and anus

b.

Mouth, pharynx, esophagus, stomach, small intestine, large intestine, and rectum

c.

Mouth, pharynx, esophagus, stomach, small intestine, and large intestine

d.

Mouth, pharynx, esophagus, stomach, and small intestine

Discuss
Answer: (c).Mouth, pharynx, esophagus, stomach, small intestine, and large intestine Explanation:The main parts of the digestive tract include the mouth, pharynx, esophagus, stomach, small intestine, and large intestine.
Q10.
What is peristalsis?

a.

The expulsion of waste products of digestion

b.

The process by which complex foods are converted into chemical substances

c.

The passage of materials through the walls of the intestine into the bloodstream

d.

Rhythmic wave-like muscle movements that push food down the esophagus

Discuss
Answer: (d).Rhythmic wave-like muscle movements that push food down the esophagus Explanation:Peristalsis is a process in which rhythmic wave-like muscle movements push food down the esophagus towards the stomach.
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