Digestive System Anatomy: Interactive Quizzes for Healthcare Professionals

Question 1

Which of the following structures is not a part of the oral cavity?

Accepted Answer

Trachea

Answer

Tongue

Answer

Palate

Answer

Teeth

Question 2

Which enzyme present in saliva initiates the chemical breakdown of carbohydrates?

Accepted Answer

Amylase

Answer

Lipase

Answer

Pepsin

Answer

Trypsin

Question 3

Which of the following is a primary function of the stomach?

Accepted Answer

Secretes hydrochloric acid

Answer

Absorbs nutrients

Answer

Neutralises stomach acid

Answer

Produces insulin

Question 4

Which of the following hormones stimulates the secretion of pancreatic juices?

Accepted Answer

Cholecystokinin

Answer

Gastrin

Answer

Insulin

Answer

Glucagon

Question 5

Which part of the large intestine is responsible for water absorption and formation of faeces?

Accepted Answer

Colon

Answer

Cecum

Answer

Rectum

Answer

Appendix

Question 6

Which of the following is a common clinical presentation of irritable bowel syndrome (IBS)?

Accepted Answer

Abdominal pain

Answer

Weight loss

Answer

Fever

Answer

Nausea

Question 7

Which blood test is commonly used to assess liver function?

Accepted Answer

Liver function test (LFT)

Answer

Full blood count (FBC)

Answer

Creatinine kinase (CK)

Answer

Thyroid function test (TFT)

Question 8

Which anatomical feature prevents the backflow of stomach contents into the esophagus?

Accepted Answer

Lower Esophageal Sphincter

Answer

Peristaltic Contractions

Answer

Mucous Membrane

Answer

Cardiac Sphincter

Question 9

Which part of the digestive system is responsible for secreting hydrochloric acid and pepsin?

Accepted Answer

Stomach

Answer

Mouth

Answer

Esophagus

Answer

Small intestine

Question 10

Which of the following enzymes is primarily responsible for breaking down proteins?

Accepted Answer

Protease

Answer

Amylase

Answer

Lipase

Answer

Lactase

Question 11

Which of the following accessory organs of digestion produces and secretes bile?

Accepted Answer

Liver

Answer

Pancreas

Answer

Gallbladder

Answer

Spleen

Question 12

Which of the following statements about the large intestine is accurate?

Accepted Answer

It stores waste products until they are eliminated.

Answer

It is responsible for most of the nutrient absorption.

Answer

It secretes digestive enzymes.

Answer

It is lined with villi and microvilli for increased surface area.

Question 13

Which of the following hormones stimulates the secretion of gastric juice in the stomach?

Accepted Answer

Gastrin

Answer

Secretin

Answer

Cholecystokinin

Answer

Insulin

Question 14

Which of the following conditions is characterized by inflammation of the stomach lining?

Accepted Answer

Gastritis

Answer

Ulcerative colitis

Answer

Crohn's disease

Answer

Hepatitis

Question 15

Which of the following is NOT a function of the esophagus?

Accepted Answer

Stores food until it is ready to enter the stomach

Answer

Conducts food from the pharynx to the stomach

Answer

Propels food down the esophagus using peristaltic waves

Answer

Secretes mucus to lubricate the passage of food

Question 16

Which layer of the stomach wall is responsible for producing gastric juices?

Accepted Answer

Mucosa

Answer

Submucosa

Answer

Muscularis externa

Answer

Serosa

Question 17

Which of the following is the primary function of the small intestine?

Accepted Answer

Absorption of nutrients

Answer

Digestion of food

Answer

Storage of food

Answer

Elimination of waste

Question 18

What is the name of the structure that connects the small intestine to the large intestine?

Accepted Answer

Ileocecal valve

Answer

Pyloric sphincter

Answer

Duodenojejunal flexure

Answer

Gastroesophageal junction

Question 19

What is the primary function of the villi in the small intestine?

Accepted Answer

Increase surface area for absorption of nutrients

Answer

Produce digestive enzymes

Answer

Store food

Answer

Transport food

Question 20

Which of the following is NOT a type of movement in the digestive system?

Accepted Answer

Vomiting

Answer

Peristalsis

Answer

Segmentation

Answer

Churning

Question 21

What is the name of the hormone that stimulates the secretion of gastric juices?

Accepted Answer

Gastrin

Answer

Secretin

Answer

Cholecystokinin

Answer

Insulin

Question 22

Which of the following is the final destination of undigested food material?

Accepted Answer

Large intestine

Answer

Small intestine

Answer

Stomach

Answer

Esophagus

Question 23

What is the name of the opening through which food enters the stomach?

Accepted Answer

Cardia

Answer

Cecum

Answer

Pylorus

Answer

Duodenum