Block 5 Neuro Atlas Ch 4 W Expl

12 Questions | Total Attempts: 156

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Neuro Quizzes & Trivia

Questions and Answers
  • 1. 
    A 20-year-old man is brought to the emergency department from the site of a motorcycle accident. He is unconscious and has a broken femur, humerus, and extensive facial injuries. Axial CT shows a white layer on the lateral aspect of the left hemisphere that is approximately 5 mm thick and extends for12 cm. This observation most likely represents:
    • A. 

      Epidural hemorrhage/hematoma

    • B. 

      Parenchymatous hemorrhage in the cortex

    • C. 

      Subarachnoid hemorrhage

    • D. 

      Subdural hemorrhage/hematoma

    • E. 

      Ventricular hemorrhage

  • 2. 
    Which of the following portions of the ventricular system does not contain choroid plexus?
    • A. 

      Cerebral aqueduct

    • B. 

      Fourth ventricle

    • C. 

      Lateral ventricle

    • D. 

      Interventricular foramen

    • E. 

      Third ventricle

  • 3. 
    A lumbar puncture, commonly called a “lumbar tap, “consists of a needle being inserted through an intervertebral space into the lumbar cistern to retrieve a sample of cerebrospinal fluid. Which of the following is the most likely level for the insertion of this needle?
    • A. 

      L1–L2

    • B. 

      L2–L3

    • C. 

      L4–L5

    • D. 

      S1–S2

    • E. 

      T12–L1

  • 4. 
    The CT of a 77-year-old man shows a calcified tuft of choroid plexus, the glomus choroideum. Which of the following represents the location of this part of the choroid plexus?
    • A. 

      Anterior horn of the lateral ventricle

    • B. 

      Atrium of the lateral ventricle

    • C. 

      Body of the lateral ventricle

    • D. 

      Caudal roof of the third ventricle

    • E. 

      Temporal horn of the lateral ventricle

  • 5. 
    Which of the following represents the most common cause of blood in the subarachnoid space (subarachnoid hemorrhage)?
    • A. 

      Bleeding from an arteriovenous malformation

    • B. 

      Bleeding from a meningioma

    • C. 

      Bleeding from a tumor

    • D. 

      Rupture of an aneurysm

    • E. 

      Trauma to the head and brain

  • 6. 
    The abducens nerve exits the brainstem at the pons-medulla junction generally in line with the preolivary sulcus and passes rostrally just lateral to, and in the same cistern as, the basilar artery. En route the abducens nerve passes through which of the following cisterns?
    • A. 

      Ambient

    • B. 

      Inferior cerebellopontine

    • C. 

      Premedullary

    • D. 

      Prepontine

    • E. 

      Superior cerebellopontine

  • 7. 
    A 29-year-old woman becomes acutely ill with high fever, a stiff neck, and stupor. A lumbar puncture reveals cloudy cerebrospinal fluid from which organisms are cultured. Which of the following organisms were most likely revealed in this patient?
    • A. 

      Escherichia coli

    • B. 

      Haemophilus influenzae

    • C. 

      Herpes simplex

    • D. 

      Listeria monocytogenes

    • E. 

      Streptococcus pneumoniae

  • 8. 
    A 20-year-old man is transported from the site of a motorcycle collision to the emergency department. Upon arrival he is unconscious, but awakens and is quite lucid; he remembers his name, address, dog’s name, and his phone number. He is admit-ted to the hospital for observation but rapidly deteriorates and dies. This is sometimes called “talk and die. “This man most likely suffered which of the following?
    • A. 

      Acute bacterial meningitis

    • B. 

      Concussion

    • C. 

      Epidural hemorrhage

    • D. 

      Subarachnoid hemorrhage

    • E. 

      Subdural hemorrhage

  • 9. 
    What is the most likely cause of spontaneous subarachnoid hemorrhage?
    • A. 

      Bleeding from an astrocytoma

    • B. 

      Bleeding from a meningioma

    • C. 

      Blood from an arteriovenous malformation

    • D. 

      Rupture of an aneurysm

    • E. 

      Trauma to the head and brain

  • 10. 
    A 79-year-old man is brought to the emergency department by his wife. He is lethargic, complains of an absolutely horrible(thunderclap) headache, and is nauseated. The wife explains that her husband was painting the bathroom door when he got sick. This man most likely suffered which of the following?
    • A. 

      Acute bacterial meningitis

    • B. 

      Epidural hemorrhage

    • C. 

      Subarachnoid hemorrhage

    • D. 

      Subdural hemorrhage

    • E. 

      Viral meningitis

  • 11. 
    The mother of a 30-month-old girl brings her daughter to the pediatric clinic. The mother explains that her daughter has been crying incessantly, complaining that her head and stomach “hurt, “and has thrown up several times over the last 3weeks.The mother says she thinks it is getting worse. CT reveals a tumor in the roof of the third ventricle. Further evaluation confirms that it is a choroid plexus papilloma. Which of the following vessels is the main source of blood to this tumor?
    • A. 

      Anterior choroidal artery

    • B. 

      Anterior inferior cerebellar artery

    • C. 

      Lateral posterior choroidal artery

    • D. 

      Medial posterior choroidal artery

    • E. 

      Superior cerebellar artery

  • 12. 
    Tumors of the choroid plexus are most commonly seen inpatients in which of the following age ranges?
    • A. 

      Birth to 2 years of age

    • B. 

      4–8 years of age

    • C. 

      10–15 years of age

    • D. 

      17–23 years of age

    • E. 

      25years of age

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