Cystic Fibrosis (Mucoviscidosis) Quiz
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Questions and Answers

What is the most common lethal genetic disease affecting Caucasians?

  • Cystic fibrosis (correct)
  • Tay-Sachs disease
  • Hemophilia
  • Sickle cell anemia

In which population is cystic fibrosis uncommon?

  • Asians (correct)
  • Caucasians
  • African-Americans
  • Hispanics

Which glands are affected by the widespread disorder in epithelial chloride transport?

  • Pituitary glands
  • Endocrine glands
  • Exocrine glands (correct)
  • Salivary glands

What is the function of the CFTR protein when located in the plasma membrane?

<p>Regulation of other ion channels (B)</p> Signup and view all the answers

What happens if a mutation disturbs protein folding, such as the F508 mutation?

<p>Intracellular degradation of CFTR (C)</p> Signup and view all the answers

What are the carriers of cystic fibrosis called?

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

Which of the following is NOT affected by the abnormal viscid mucus secretions in cystic fibrosis?

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

Where is CFTR synthesized?

<p>Rough endoplasmic reticulum (A)</p> Signup and view all the answers

What is the prevalence of carriers of cystic fibrosis in the population?

<p>~2-4% (A)</p> Signup and view all the answers

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