The Liver and Gallbladder

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What is the primary function of the gallbladder?

Regulation of pH levels in the digestive system
Breakdown of hemoglobin
Storage of excess bile produced by the liver (correct)
Production of bile

What is the typical daily production of bile by the liver?

A pint
A quart (correct)
A liter
Half a liter

What is the pH range of bile?

7.6 to 8.6 (correct)
6.6 to 7.6
9.6 to 10.6
8.6 to 9.6

Which of the following is NOT a component of bile?

Proteins (B) Signup and view all the answers

What is the primary bile pigment produced by the breakdown of hemoglobin?

Bilirubin (C) Signup and view all the answers

What is the primary regulator of bile secretion?

CCK and secretin (D) Signup and view all the answers

What is the location of the gallbladder in the body?

Nestled in the center of the liver (D) Signup and view all the answers

What is the approximate weight of the liver in the human body?

3 pounds (D) Signup and view all the answers

What is the composition of the liver?

Hexagonal lobes composed of sinusoids (C) Signup and view all the answers

What is the trigger for secretin release in the digestive system?

Acidic chyme (A) Signup and view all the answers

What is the primary function of CCK in the digestive process?

To stimulate the release of bile from the gallbladder and liver (C) Signup and view all the answers

What is the primary function of the liver in carbohydrate metabolism?

To convert glucose into glycogen (A) Signup and view all the answers

What is the byproduct of deamination in the liver?

Ammonia (D) Signup and view all the answers

What is the role of the liver in protein metabolism?

To synthesize plasma proteins (D) Signup and view all the answers

What is the function of thrombopoietin, a hormone produced by the liver?

To stimulate the production of platelets (A) Signup and view all the answers

What is the primary function of the liver in lipid metabolism?

To synthesize cholesterol (D) Signup and view all the answers

What is the role of the liver in detoxification?

To remove toxins from the blood (B) Signup and view all the answers

What is the function of calcitriol, a hormone produced by the liver?

To stimulate the absorption of calcium (B) Signup and view all the answers

What is the primary function of pancreatic juice in the digestive process?

To provide proteolytic enzymes (D) Signup and view all the answers

What is the primary function of the liver in storing nutrients?

To store all of the above (D) Signup and view all the answers

Where is glucagon secreted from?

Islets of Langerhans (C) Signup and view all the answers

What happens to gastric emptying when chyme enters the duodenum?

It slows down (C) Signup and view all the answers

What is the role of the liver in removing waste products from the blood?

To perform all of the above functions (D) Signup and view all the answers

What is the primary component of pancreatic juices that becomes activated by trypsin?

Trypsinogen (D) Signup and view all the answers

What is the role of peptide bonds in protein digestion?

They link proteins together (B) Signup and view all the answers

What is the primary function of the duodenum in the digestive process?

To process chyme received from the stomach (C) Signup and view all the answers

What is secreted in an inactive form and becomes activated by trypsin in the small intestine?

Trypsinogen (D) Signup and view all the answers

What is the relationship between the size of the duodenum and the stomach?

The duodenum is smaller than the stomach (C) Signup and view all the answers

What is the primary function of trypsin in the digestive process?

To activate trypsinogen (A) Signup and view all the answers

What is the correct sequence of events in the digestive process?

Chyme enters the duodenum, then gastric emptying slows down (D) Signup and view all the answers