Digestive System Quiz

What is the primary function of the pharynx in the digestive system?

• To grind and chew food

• To transport air to the lungs only

• To serve as an opening leading to the esophagus and trachea

• To digest starch

Which part of the digestive system is responsible for tasting?

• Teeth

• Tongue

• Pharynx

• Esophagus

Which of the following is NOT a type of tooth?

• Canine

• Incisor

• Premolar

• Grinder

What is the correct order of processes in the mouth during digestion?

• Digestion → Ingestion → Absorption

• Ingestion → Chewing → Chemical breakdown

• Swallowing → Digestion → Ingestion

• Absorption → Mixing → Ingestion

What is the role of enzymes in digestion?

• Store energy for the body

• Absorb nutrients into the bloodstream

• Speed up the rate of chemical reactions

• Prevent stomach ulcers

According to the Lock and Key Model, what determines enzyme function?

• Temperature of the body

• Shape compatibility with substrate

• Amount of food ingested

• Blood flow

Which enzyme works on carbohydrates?

• Proteases

• Lipases

• Carbohydrases

• Nucleases

Which type of digestion involves chewing and grinding?

• Physical digestion

• Chemical digestion

• Absorption

• Enzymatic digestion

Which accessory organ produces bile?

• Stomach

• Liver

• Pancreas

• Gallbladder

Where does chemical digestion primarily occur?

• Large intestine

• Rectum

• Mouth and small intestine

• Esophagus