The Digestive System

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Which organ is responsible for releasing hydrochloric acid (HCl) in the digestive system?

Mouth

Intestines

Stomach (correct)

Esophagus

What is the main enzyme released by the chief cells in the stomach?

Amylase

Pepsin (correct)

Lipase

Protease

Which structure regulates the food leaving the stomach?

Lower esophageal sphincter

Cecum

Gastric pits

Pyloric sphincter (correct)

Which organ helps with the digestion of carbohydrates, proteins, and lipids?

Pancreas Signup and view all the answers

What is the main function of the liver in digestion?

Makes bile Signup and view all the answers

Which organ is responsible for the absorption of most nutrients in the digestive system?

Intestines Signup and view all the answers

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

Processing fibrous materials Signup and view all the answers

What is the purpose of the vermiform appendix in the digestive system?

Mostly non-functional Signup and view all the answers

What is the role of bile in the digestive system?

Emulsifies fats Signup and view all the answers

Which structure is responsible for storing bile in the digestive system?

Gallbladder Signup and view all the answers

Where does the breakdown of carbohydrates begin in the digestive system?

Mouth Signup and view all the answers

Which organ is responsible for the breakdown of proteins into amino acids?

Stomach Signup and view all the answers

Where does the emulsion of fats into micelles occur?

Small intestine Signup and view all the answers

Which lipoprotein carries triglycerides to the body?

Chylomicrons Signup and view all the answers

Which hormone activates the liver and pancreas while deactivating the stomach?

CCK Signup and view all the answers

Which cells in the stomach secrete hydrochloric acid?

Parietal cells Signup and view all the answers

What is the major function of the liver?

Detoxification Signup and view all the answers

What is the role of leptin in controlling appetite?

Feeling full Signup and view all the answers

Which mineral is responsible for bone health and muscle contraction?

Calcium Signup and view all the answers

Which vitamin is essential for vision?

Vitamin A Signup and view all the answers