Digestive System

The process of breaking down food into smaller molecules for absorption is called:

• Assimilation

• Excretion

• Digestion

• Ingestion

Which of the following is NOT a stage of digestion?

• Ingestion

• Prupolsion

• Respiration

• Absortion

Mechanical digestion primarily involves:

• Chemical reaction

• Enzymes activity

• Physical breakdown

• Nutrient absortion

Where does most nutrient absorption occur

• Stomach

• Large instestine

• Small intestine

• Esophagus

Assimilation is best described as

• Breaking down food

• Building up complex substances

• Removing waste

• Moving food through the tract

What is the role of lacteals in the digestive system?

• Absorb water-soluble nutrients

• Absorb fatty acids and glycerol

• Produce digestive enzymes

• Move food through the digestive tract

Which of the following is a common gastrointestinal disease Which of the following is a common gastrointestinal disease characterized by gum inflammation?

• Peptic ulcer

• Constipation

• Gingivitis

• Dyspepsia

The removal of undigested food from the body is called:

• Assimilation

• Excretion

• Absorption

• Digestion

What type of malnutrition involves a deficiency in essential nutrients like vitamins and minerals?

• Protein-energy malnutrition

• Micronutrient deficiency

• Macronutrient deficiency

• Carbohydrate deficiency

Which of these is NOT an accessory organ of digestion?

• Salivary glands

• Liver

• Kidneys

• Pancreas