Multiple choice

Which of the following diseases is related to blood clotting?

  1. Sickle cell anemia

  2. Parkinson's disease

  3. Von Willebrand's disease

  4. All of these

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Von Willebrand's disease is a genetic disorder caused by missing or defective von Willebrand factor, a protein essential for blood clotting.