Functions of the Liver Quiz

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the function of the liver in producing bile?

  • Breaking down proteins in the small intestine
  • Balancing blood sugar levels
  • Regulating blood clotting
  • Eliminating waste in the small intestine (correct)

Which function does the liver perform related to glucose?

  • Converting excess glucose into glycogen for storage (correct)
  • Storing glucose as fat
  • Regulating blood levels of amino acids
  • Converting glucose to amino acids

What is a major role of the liver in detoxification?

  • Converting ammonia to urea (correct)
  • Excreting harmful substances in the feces
  • Filtering out bacteria from the bloodstream
  • Storing excess glucose

How does the liver contribute to immune response?

<p>Producing immune factors (B)</p> Signup and view all the answers

Which substance is excreted in urine as an end product of protein metabolism due to the liver's function?

<p>Urea (A)</p> Signup and view all the answers

What is one of the liver's functions related to blood plasma proteins?

<p>Regulating blood clotting (D)</p> Signup and view all the answers

What is the main function of intestinal bile salts?

<p>Promote digestion of dietary fats (C)</p> Signup and view all the answers

What may happen if there is a deficiency in Vitamin K?

<p>Bleeding issues (A)</p> Signup and view all the answers

How does Vitamin D deficiency affect adults according to the text?

<p>Osteomalacia due to decreased calcium absorption (C)</p> Signup and view all the answers

What is a potential consequence of biliary tract pathology?

<p>Decreased absorption of fat-soluble vitamins (C)</p> Signup and view all the answers

How do bile salts prevent the formation of gallstones according to the text?

<p>By keeping cholesterol in a soluble form (C)</p> Signup and view all the answers

What is the main role of bile acids and salts in lipid digestion?

<p>Enhancing lipid absorption (B)</p> Signup and view all the answers

What is the primary function of the liver related to red blood cells?

<p>Removing old or damaged red blood cells (C)</p> Signup and view all the answers

Which process is associated with liver function in protein metabolism?

<p>Detoxifying ammonia (B)</p> Signup and view all the answers

What role does the liver play in carbohydrate metabolism?

<p>Releasing glucose into the bloodstream (C)</p> Signup and view all the answers

Which function is NOT associated with the reticuloendothelial system?

<p>Producing bilirubin (D)</p> Signup and view all the answers

In addition to synthesizing albumin and transferrin, what other protein does the liver produce?

<p>Ceruloplasmin (B)</p> Signup and view all the answers

What is the primary role of the liver in cholesterol and lipid metabolism?

<p>Remove fat from blood and metabolize it into fatty acids (C)</p> Signup and view all the answers

Which of the following is NOT a function of Vitamin A?

<p>Increased calcium absorption in the kidneys and intestines (A)</p> Signup and view all the answers

Where is most of the Vitamin D stored in the body?

<p>Adipose tissue (C)</p> Signup and view all the answers

What is the primary role of Vitamin E in the body?

<p>Antioxidant activity and neuromuscular function maintenance (C)</p> Signup and view all the answers

Which clotting factors require Vitamin K for their synthesis?

<p>Factors II, VII, IX, and X (D)</p> Signup and view all the answers

What is the primary site of Vitamin B12 storage in the body?

<p>Liver (D)</p> Signup and view all the answers

What is the main role of the liver in maintaining iron homeostasis?

<p>Recycling iron from senescent red blood cells (B)</p> Signup and view all the answers

What is the primary function of resident macrophages in the liver sinusoids?

<p>To eliminate senescent blood cells and foreign bodies (D)</p> Signup and view all the answers

Which enzyme is responsible for the conversion of biliverdin to bilirubin?

<p>Biliverdin reductase (B)</p> Signup and view all the answers

What is the primary role of hepatocytes in bilirubin elimination?

<p>To convert unconjugated bilirubin to conjugated bilirubin (A)</p> Signup and view all the answers

Where is conjugated bilirubin stored before being excreted?

<p>In the gallbladder (C)</p> Signup and view all the answers

What is the fate of conjugated bilirubin in the small intestine?

<p>It is degraded by bacterial proteases to urobilinogen (B)</p> Signup and view all the answers

What is the initial step in the bilirubin elimination pathway?

<p>Uptake of unconjugated bilirubin by hepatocytes (B)</p> Signup and view all the answers

Flashcards are hidden until you start studying

More Like This

Dual Blood Supply and Liver Functions
7 questions
Human Liver Function and Bile Production
22 questions
Use Quizgecko on...
Browser
Browser