Pathology of the Nervous System: Hydrocephalus and Ischemia
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Questions and Answers

What is the result of obstruction in the ventricular system?

  • No effect on perfusion of tissue
  • Reduced perfusion of tissue (correct)
  • Increased perfusion of tissue
  • Increased blood flow in the tissue

    • What is the function of the arachnoid villi in the CSF flow?

  • To absorb CSF (correct)
  • To store CSF
  • To filter CSF
  • To produce CSF

    • Which type of hydrocephalus is caused by malfunction of the arachnoid villi?

  • Communicating or non-obstructive (correct)
  • Mixed type
  • Non-communicating or obstructive
  • Unknown type

    • What is the main characteristic of Dandy-Walker Malformation?

    <p>Agenesis or hypoplasia of the cerebellar vermis</p> Signup and view all the answers

    Which of the following is a cause of hydrocephalus?

    <p>Meningitis</p> Signup and view all the answers

    What is the term for structural defects in the cerebellum and fourth ventricle?

    <p>Dandy-Walker Malformation</p> Signup and view all the answers

    What is the name of the condition when part of the cerebellum extends below the foramen magnum and into the upper spinal canal?

    <p>Chiari malformation</p> Signup and view all the answers

    What is a possible symptom of Chiari malformation?

    <p>Lethargy</p> Signup and view all the answers

    What is the purpose of a V-P shunt in the treatment of Chiari malformation?

    <p>To remove excess fluid</p> Signup and view all the answers

    What is a Transient Ischemic Attack (TIA) also known as?

    <p>Mini stroke</p> Signup and view all the answers

    What is a possible complication of Chiari malformation?

    <p>Increased risk of developmental disabilities</p> Signup and view all the answers

    What is the name of the medication that promotes urination and is used to treat Chiari malformation?

    <p>Acetazolamide</p> Signup and view all the answers

    What is the term for a stroke in which symptoms resolve within 24 hours?

    <p>Transient stroke</p> Signup and view all the answers

    What is the main cause of permanent damage in the brain during a stroke?

    <p>Reduced blood flow to the brain</p> Signup and view all the answers

    What percentage of strokes are categorized as ischemic?

    <p>85%</p> Signup and view all the answers

    What is the term for the formation of a clot in a blood vessel?

    <p>Thrombosis</p> Signup and view all the answers

    What is the role of vitamin D in multiple sclerosis?

    <p>Vitamin D deficiency is a risk factor for MS</p> Signup and view all the answers

    What is the term for a stroke that is still evolving and the patient's condition continues to worsen?

    <p>Progressive stroke</p> Signup and view all the answers

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