Discover the Central Nervous System and Brain Anatomy
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Questions and Answers

What is the role of the hypothalamus in the limbic system?

  • It is involved in cognitive function
  • It is responsible for processing proprioceptive input
  • It regulates autonomic and endocrine functions (correct)
  • It is not involved in the limbic system

    • Which lobe of the cerebral hemispheres is responsible for language formation?

  • Parietal lobe
  • Temporal lobe
  • Occipital lobe
  • Frontal lobe (correct)

    • What is the function of the extrapyramidal system?

  • It is part of the corticospinal tract
  • It modifies motor function (correct)
  • It is involved in memory consolidation
  • It is responsible for sensory and motor relay

    • What is the function of the midbrain in the brainstem?

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

    Which artery supplies arterial blood to the anterior two-thirds of the spinal cord?

    <p>Artery of Adamkiewicz</p> Signup and view all the answers

    Which cranial nerve nuclei are located in the brainstem?

    <p>III to XII</p> Signup and view all the answers

    What percentage of people have a 'complete' Circle of Willis?

    <p>Less than 50%</p> Signup and view all the answers

    What is the primary function of the thalamus in the brain?

    <p>Sensory and motor relay station</p> Signup and view all the answers

    Which of the following structures is NOT part of the extrapyramidal system?

    <p>Primary motor cortex</p> Signup and view all the answers

    What is the function of the limbic system in the brain?

    <p>Cognitive function, memory consolidation, emotional responses</p> Signup and view all the answers

    Which lobe of the cerebral hemispheres is responsible for gross motor function?

    <p>Frontal lobe</p> Signup and view all the answers

    What is the function of the lateral spinothalamic tracts in the spinal cord?

    <p>Sensory relay of pain and temperature</p> Signup and view all the answers

    What is the function of the arachnoid villi and granulations in the brain?

    <p>Reabsorption of cerebrospinal fluid into dural venous sinuses</p> Signup and view all the answers

    Which of the following is NOT a condition associated with dysfunction of the extrapyramidal system?

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

    Which part of the brain is responsible for language acquisition?

    <p>Wernicke area</p> Signup and view all the answers

    Which of the following is NOT a component of the limbic system?

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

    Which structure is responsible for processing proprioceptive input and axial posture?

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

    Which artery supplies the posterior cerebral arteries with blood?

    <p>Posterior communicating artery</p> Signup and view all the answers

    Which of the following is NOT a structure of the extrapyramidal system?

    <p>Primary motor cortex</p> Signup and view all the answers

    Which area of the brain is responsible for gross motor function?

    <p>Primary motor cortex</p> Signup and view all the answers

    Which of the following is NOT a function of the hypothalamus?

    <p>Language acquisition</p> Signup and view all the answers

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