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 (B)</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 (B)</p> Signup and view all the answers

Which cranial nerve nuclei are located in the brainstem?

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

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

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

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

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

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

<p>Primary motor cortex (A)</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 (B)</p> Signup and view all the answers

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

<p>Frontal lobe (C)</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 (A)</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 (D)</p> Signup and view all the answers

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

<p>Aphasia (B)</p> Signup and view all the answers

Which part of the brain is responsible for language acquisition?

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

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

<p>Thalamus (C)</p> Signup and view all the answers

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

<p>Cerebellum (B)</p> Signup and view all the answers

Which artery supplies the posterior cerebral arteries with blood?

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

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

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

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

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

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

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

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