Semester 2 Neuro , Quiz 7 - CNS Blood Supply

9 Questions | Total Attempts: 4067

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Semester 2 Neuro , Quiz 7 - CNS Blood Supply

Questions and Answers
  • 1. 
    A 55-year old male was admitted to the hospital after suffering from a stroke. He later succumbed. The diagram below represents a cross section from his lower pons obtained at autopsy. The dark shaded area presents a lesion resulting from an embolus in which artery?
    • A. 

      Anterior cerebral artery

    • B. 

      Middle cerebral artery

    • C. 

      Posterior inferior cerebellar artery

    • D. 

      Anterior inferior cerebellar artery

    • E. 

      Paramedian branch of basilar artery

  • 2. 
    An infarct involving the hypothalamus would most likely result from occlusion of the?
    • A. 

      Anterior spinal artery

    • B. 

      Vertebral artery

    • C. 

      Anterior cerebral artery

    • D. 

      Perforating arteries associated with the Circle of Willis

    • E. 

      Posterior cerebral artery

  • 3. 
    • A. 

      Posterior Cerebral Artery

    • B. 

      Anterior Inferior Cerebellar Artery (AlCA)

    • C. 

      Posterior Inferior Cerebellar Artery (PICA)

    • D. 

      Anterior Spinal Artery

    • E. 

      Anterior Cerebral Artery

  • 4. 
    As a resident physician you are viewing an angiogram, which illustrates the occlusion of the Anterior Cerebral Artery supplying the right hemisphere. Because of this information, you know that the patient will have a deficit in which of the following?
    • A. 

      Motor and sensory function in the right lower limb

    • B. 

      Motor and sensory function in the left lower limb

    • C. 

      Motor and sensory function in the right upper limb

    • D. 

      Motor and sensory function in the left upper limb

    • E. 

      Motor and sensory function in the upper and lower limbs

  • 5. 
    An occlusion of which artery would result in a loss of voluntary motor function and an oculomotor nerve palsy?
    • A. 

      Anterior cerebral artery

    • B. 

      Posterior inferior cerebellar artery (PICA)

    • C. 

      Posterior communicating artery

    • D. 

      Middle cerebral artery

    • E. 

      Posterior cerebral artery

  • 6. 
    A patient has a severe stroke in the artery marked in the below angiogram. As the physician you know (i) the name of the artery and (ii) the region of the body which will present with motor and somatosensory deficits.
    • A. 

      Anterior Cerebral Artery -Deficits to left lower limb

    • B. 

      Anterior Cerebral Artery -Deficits to right lower limb

    • C. 

      Middle Cerebral Artery -Deficits to right upper limb

    • D. 

      Middle Cerebral Artery -Deficits to left upper limb

  • 7. 
    Which of the following is an arterial branch of the vertebral system supplying the brain?
    • A. 

      Anterior cerebral artery

    • B. 

      Posterior inferior cerebellar artery (PICA)

    • C. 

      Posterior communicating artery

    • D. 

      Middle cerebral artery

    • E. 

      Anterior communicating artery

  • 8. 
    A 49-year old man keeps complaining of a loss of taste, a loss of pain and temperature on the left side below his neck, hoarseness of voice and he is also exhibiting a slight ataxia. You believe that which of the following has occurred?
    • A. 

      A small stroke in the right posterior inferior cerebellar artery (PICA)

    • B. 

      A small stroke in the left posterior inferior cerebellar artery (PICA)

    • C. 

      A small stroke in the right superior cerebellar artery

    • D. 

      A small stroke in the left superior cerebellar artery

    • E. 

      A small stroke in the right posterior cerebral artery

    • F. 

      A small stroke in the left posterior cerebraI artery

  • 9. 
    You are caring for a patient who has suffered a stroke and has issues comprehending any spoken language. Branches of what artery do you know have been compromised?
    • A. 

      Posterior cerebral artery

    • B. 

      Middle cerebral artery

    • C. 

      Anterior cerebral artery

    • D. 

      Striate arteries

    • E. 

      Anterior choroidal artery