Non-Alcoholic Fatty Liver Disease and Metabolic Homeostasis Quiz
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Questions and Answers

Where is fructose and galactose converted to glucose?

  • Small intestine
  • Liver (correct)
  • Pancreas
  • Stomach

Which simple sugar binds with glucose to form lactose?

  • Sucrose
  • Ribose
  • Maltose
  • Galactose (correct)

What process converts monosaccharides to disaccharides?

  • Hydrolysis
  • Oxidative Phosphorylation
  • Glycolysis
  • Dehydration Synthesis (correct)

Which monosaccharide is primarily utilized by the liver and converted into glucose?

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

What is another name for simple sugars?

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

"Milk sugar" is a disaccharide made up of which two monosaccharides?

<p>Glucose + Galactose (A)</p> Signup and view all the answers

Where is starch primarily stored in plants?

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

What is the storage form of glucose in animals?

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

Which enzyme breaks down starch into maltose in the pancreas?

<p>Alpha-Amylase (B)</p> Signup and view all the answers

Where does the digestion of starch start in the body?

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

Which cells line the intestine and are responsible for absorbing nutrients?

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

What is an example of a malabsorption syndrome related to carbohydrate digestion?

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

What is the result of increased retention of water in the colon?

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

What is the main symptom of Lactose Intolerance when lactose is consumed?

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

Which fiber type adds bulk to stool and promotes movement through the digestive tract?

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

What is the term for swollen blood vessels in the anal/rectal area caused by straining?

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

Which foods are examples of High Glycemic Index Foods?

<p>Cookies, Cakes (B)</p> Signup and view all the answers

What is the first tissue glucose passes through after leaving the intestines?

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

What does the liver use fructose and galactose for?

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

What process maintains blood glucose during sleep, fasting, and trauma or exercise?

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

Which of the following substrates can be used to produce important intermediates in gluconeogenesis?

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

What is the primary function of the Pentose Phosphate Pathway (PPP)?

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

Which of the following processes runs parallel to glycolysis and generates nucleotides and NADPH?

<p>Pentose Phosphate Pathway (A)</p> Signup and view all the answers

What is the main role of NADPH in cellular metabolism?

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

Where does carbohydrate chains attach to proteins in glycoprotein biosynthesis?

<p>Endoplasmic Reticulum and Golgi Complex (A)</p> Signup and view all the answers

Which molecule is crucial for promoting the excretion of bilirubin, drugs, and xenobiotics through its increased solubility in blood?

<p>UDP-galactose (B)</p> Signup and view all the answers

Which process involves the interconversion of lactate and glucose between muscle and liver during anaerobic glycolysis?

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

What is the key intermediate produced in the TCA cycle for gluconeogenesis and amino acid synthesis?

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

What does iron deficiency anemia affect, reducing the production of heme and cytochromes?

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

What enzyme deficiency is associated with Type I Glycogen Storage Disease?

<p>Glucose 6-phosphatase (A)</p> Signup and view all the answers

Which molecule helps maintain fasting blood glucose around 80-90 mg/dl?

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

What is the main regulatory enzyme involved in glycolysis?

<p>Glucose 6-phosphate (A)</p> Signup and view all the answers

What is the primary function of Cytochromes in the context of Cyanide Poisoning?

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

What is the key precursor produced by glycolysis for nucleotide synthesis?

<p>2 (B), 2 (C)</p> Signup and view all the answers

What symptoms are associated with Glycogen Storage Diseases (GSDs) like Von Gierke Disease?

<p>Hypoglycemia, Enlarged liver, Muscle Weakness, Growth Retardation (D)</p> Signup and view all the answers

How does a diet high in refined sugars contribute to Non-Alcoholic Fatty Liver Disease (NAFLD)?

<p>Excess fructose leads to increased TG and fat production (C)</p> Signup and view all the answers

What is a possible consequence of postprandial hyperglycemia?

<p>Hyperosmolar coma (C)</p> Signup and view all the answers

What is the main function of glucagon in the body?

<p>Promotes lipolysis (C)</p> Signup and view all the answers

Which process occurs when insulin binds to cell surface tyrosine kinase receptors?

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

What is the result of excessive glucose levels in the blood being avoided via two processes?

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

What does glucagon increase the release of from the liver?

<p>Fatty acids (C)</p> Signup and view all the answers

Which hormone is known as the 'stress hormone'?

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

Where does the oxidation of glucose occur to produce ATP in the body?

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

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