Neuroanatomy Part 2 - Thalamus, Brainstem, Cranial Nerves

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Questions and Answers

What is the primary function of the cerebellum?

  • To control the timing and pattern of muscle activation during movement (correct)
  • To generate voluntary movement
  • To process sensory information from the body
  • To regulate the autonomic nervous system

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

  • Integrating input/output for respiration and cardiovascular function (correct)
  • Controlling endocrine function through the pituitary gland
  • Regulating the autonomic nervous system
  • Relaying sensory information to the cerebral cortex

Which cranial nerve is responsible for the sense of smell?

  • Cranial Nerve VIII - Vestibulocochlear
  • Cranial Nerve V - Trigeminal
  • Cranial Nerve II - Optic
  • Cranial Nerve I - Olfactory (correct)

Which of the following cranial nerves is responsible for eye movement?

<p>All of the above (D)</p> Signup and view all the answers

What is the primary function of the reticular formation in the brainstem?

<p>To control the sleep-wake cycle (B)</p> Signup and view all the answers

Which of the following structures is NOT part of the brainstem?

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

Which cranial nerve is responsible for the sense of hearing and balance?

<p>Cranial Nerve VIII - Vestibulocochlear (A)</p> Signup and view all the answers

What is the function of the thalamus in relation to the cerebral cortex?

<p>The thalamus acts as a relay station, processing and transmitting sensory information to the cerebral cortex (B)</p> Signup and view all the answers

Which of the following cranial nerves is responsible for the sensation of the face and the muscles of mastication?

<p>Cranial Nerve V - Trigeminal (C)</p> Signup and view all the answers

What is the primary role of the brainstem?

<p>To regulate the autonomic nervous system (B)</p> Signup and view all the answers

Which part of the cerebellum is responsible for maintaining equilibrium, balance, and posture?

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

Which cerebellar nucleus receives input from the spinocerebellar tract and is involved in muscle tone and coordination?

<p>Interposed nucleus (D)</p> Signup and view all the answers

Which tract is responsible for the control of distal muscles involved in posture and gait?

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

Which cerebellar peduncle carries mostly efferent/motor output from the cerebellum to other brain regions?

<p>Superior cerebellar peduncle (D)</p> Signup and view all the answers

Which part of the cerebellum is considered the youngest and includes the tonsil?

<p>Posterior lobe (D)</p> Signup and view all the answers

Which cerebellar syndrome is characterized by a coarse tremor?

<p>All of the above (D)</p> Signup and view all the answers

Which part of the cerebellum communicates with the cerebral cortex and is involved in planning and initiating movement?

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

Which cerebellar nucleus receives input from the pontocerebellum and projects to the ventrolateral nucleus of the thalamus?

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

Which cerebellar peduncle carries only afferent/sensory input from the cerebral cortex and superior colliculus to the cerebellum?

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

Which condition affecting the cerebellum is characterized by impaired coordination and timing of movements, along with a loss of muscle tone?

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

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Neuroanatomy Part 2 PDF (UCC)

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