MSc. Rahmeh Al-Ramamneh: The Digestive System Quiz

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Which of the following is NOT an accessory organ of the digestive system?

Liver

Gall bladder

Stomach (correct)

Pancreas

What is the main function of the digestive system?

Production of digestive juices

Breaking down food into smaller pieces

Absorption of nutrients

Altering the chemical and physical composition of food (correct)

Which organ is responsible for the production of digestive juices used in the process of digestion?

Liver (correct)

Esophagus

Large intestine

Salivary glands

What is the difference between mechanical and chemical digestion?

Mechanical digestion involves physical breakdown of food, while chemical digestion involves the use of enzymes. Signup and view all the answers

Which part of the digestive system is responsible for the process of ingestion?

Pharynx Signup and view all the answers

What is the main function of saliva in the mouth during digestion?

To begin the digestion of carbohydrates Signup and view all the answers

What is the role of the intestinal villi and microvilli in the absorption process?

To increase the surface area for nutrient absorption Signup and view all the answers

What are the main activities performed by the digestive system?

Ingestion, propulsion, digestion Signup and view all the answers

Which stage of swallowing is voluntary and involves moving food from the mouth to oropharynx?

Oral stage Signup and view all the answers

What is the function of churning motion in the stomach during digestion?

To mix food with gastric juice and liquefy it Signup and view all the answers

Which substance in saliva aids in the non-specific defense against microbes?

Immunoglobulin Signup and view all the answers

What is a significant function of peristalsis in the digestive system?

To move food through the esophagus to the stomach Signup and view all the answers

What is the primary function of saliva in relation to taste perception?

Moistening food to facilitate tasting Signup and view all the answers

Which component of saliva is essential for cleansing and lubricating the mouth?

Mucus Signup and view all the answers

What is the composition of saliva in terms of water content?

99% Signup and view all the answers

What is a significant role of lysozyme, a component of saliva, in digestion?

Destruction and killing of microbes Signup and view all the answers

MSc. Rahmeh Al-Ramamneh: The Digestive System Quiz

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