Monogastric Digestion

What is the first step in the digestion process?

• Chewing the food

• Swallowing the food

• Breaking down starch into sugar

• Mixing food with saliva

Which enzyme is responsible for the chemical digestion of carbohydrates?

• Amylase

• Pepsin

• Hydrochloric acid

• Bile

What is the function of the esophagus in the digestive system?

• Mechanical digestion

• Chemical digestion

• Absorption of nutrients

• Transporting food to the stomach

What is the main enzyme involved in the chemical digestion of protein?

• Amylase

• Pepsin

• Hydrochloric acid

• Bile

What is the pH of gastric juice?

• Neutral

• Acidic

• Alkaline

• Slightly acidic

Can the digestive system break apart salt?

• Yes

• No

• Only in the small intestine

• Only in the stomach

What makes bile help your stomach break down food?

• It neutralizes stomach acid

• It emulsifies fats

• It activates digestive enzymes

• It kills bacteria in food

What are the types of cells in the digestive system?

• Red blood cells and white blood cells

• Nerve cells and muscle cells

• Epithelial cells and gland cells

• Bone cells and cartilage cells

Tags

NGSS.MS-LS1-3

Which type of digestion is involved in mixing of food with stomach juices?

• Mechanical digestion

• Chemical digestion

• Absorption

• Elimination

What is the function of the stomach in the digestive system?

• Absorption of nutrients

• Production of bile

• Storage and further digestion of food

• Elimination of waste