Head Trauma and Brain Injury
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Questions and Answers

What type of vessel is most vulnerable to traumatic injury in an epidural hematoma?

  • Dural sinuses
  • Middle meningeal artery (correct)
  • Cerebral arteries
  • Bridging veins
  • In which age group can a dural vessel tear occur even without a skull fracture?

  • Children
  • Elderly
  • Infants (correct)
  • Adults
  • What typically occurs several hours after a traumatic event causing an epidural hematoma?

  • Immediate neurologic signs appear
  • No symptoms appear
  • The hematoma resolves on its own
  • Patients can be lucid (correct)
  • Which condition necessitates prompt drainage and repair to prevent death?

    <p>Epidural hematoma</p> Signup and view all the answers

    Where are subdural hematomas most commonly located?

    <p>Lateral aspects of the cerebral hemispheres</p> Signup and view all the answers

    What causes the neurologic signs in subdural hematomas?

    <p>Pressure exerted on the adjacent brain</p> Signup and view all the answers

    How long after an injury do subdural hematomas typically become manifest?

    <p>Within the first 48 hours</p> Signup and view all the answers

    What characteristic describes an acute subdural hematoma?

    <p>Collection of freshly clotted blood apposed to the brain surface</p> Signup and view all the answers

    What type of brain injury is characterized by the involvement of frontal lobe regions, often without external signs of head injury?

    <p>Severe brain damage</p> Signup and view all the answers

    What happens when the brain is impacted at a site opposite the point of impact?

    <p>Contrecoup injury</p> Signup and view all the answers

    Why are contusions more common in the orbitofrontal and temporal lobe regions?

    <p>Because they are overlying rough and irregular inner skull surfaces</p> Signup and view all the answers

    What morphological characteristic is typical of old traumatic lesions in the brain?

    <p>Depressed, retracted, yellowish brown patches</p> Signup and view all the answers

    What kind of hemorrhages can CNS trauma cause?

    <p>Epidural, subdural, subarachnoid, or intraparenchymal</p> Signup and view all the answers

    Which factor does NOT influence the outcome of brain and spinal cord trauma?

    <p>Age of the individual</p> Signup and view all the answers

    Which scenario correctly demonstrates a coup injury?

    <p>An injury at the site of impact</p> Signup and view all the answers

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