Question 1

Which of the following best describes the primary digestive function of the liver?

Accepted Answer

Production of bile to emulsify fats

Question 2

A patient presents with jaundice and elevated bilirubin levels. Which liver function is most directly impaired?

Accepted Answer

Breakdown and excretion of heme from hemoglobin

Question 3

Which structure carries bile from the liver to the gallbladder?

Accepted Answer

Cystic duct

Question 4

Which of the following is a function of hepatocytes?

Accepted Answer

Production of bile, storage of glycogen, and detoxification

Question 5

A patient with chronic alcoholism develops cirrhosis. Which of the following best describes cirrhosis?

Accepted Answer

Progressive, chronic inflammation leading to scarring and loss of liver function

Question 6

Which hormone stimulates the gallbladder to contract and release bile into the small intestine?

Accepted Answer

Cholecystokinin (CCK)

Question 7

Which of the following best explains why gallstones can cause pain during gallbladder contraction?

Accepted Answer

Gallstones obstruct the cystic duct, causing sharp crystals to press against the gallbladder wall

Question 8

Which of the following is NOT a component of bile?

Accepted Answer

Amylase

Question 9

The pancreas secretes digestive enzymes in an inactive form. Where are these enzymes activated?

Accepted Answer

Duodenum (small intestine)

Question 10

Which of the following best describes the enterohepatic circulation of bile salts?

Accepted Answer

Bile salts are recycled from the ileum back to the liver via the hepatic portal vein

Question 11

A patient has a blockage at the hepatopancreatic ampulla. Which of the following would most likely be impaired?

Accepted Answer

Entry of both bile and pancreatic juice into the duodenum

Question 12

Which of the following is a correct sequence for the flow of bile from the liver to the duodenum?

Accepted Answer

Common hepatic duct → cystic duct → gallbladder → bile duct → duodenum

Question 13

Which of the following best describes the exocrine function of the pancreas?

Accepted Answer

Production of pancreatic juice containing digestive enzymes and bicarbonate

Question 14

A patient with a genetic defect cannot produce bile salts. Which process would be most directly impaired?

Accepted Answer

Emulsification and absorption of dietary fats

Question 15

Which of the following is a function of the gallbladder?

Accepted Answer

Storage and concentration of bile

Question 16

Which of the following best explains why the pancreas secretes proteases in an inactive form?

Accepted Answer

To prevent digestion of the pancreas itself

Question 17

Which of the following is a direct result of the liver converting ammonia to urea?

Accepted Answer

Prevention of toxic buildup of ammonia in the blood

Question 18

Which of the following best describes the role of bicarbonate in pancreatic juice?

Accepted Answer

Neutralizes acidic chyme entering the duodenum

Question 19

A patient with a tumor blocking the common bile duct would most likely experience which of the following symptoms?

Accepted Answer

Fatty stools due to impaired fat digestion

Question 20

Which of the following best describes the function of the portal triad found in each corner of a liver lobule?

Accepted Answer

It contains a branch of the hepatic artery, portal vein, and bile duct for nutrient processing and bile transport

Liver, Gallbladder, and Pancreas: Structure and Function in Digestion

Study Guide - Practice Questions