Neuroanatomy – Important Questions

Q1. Enumerate the:

  • ascending tracts  along withe the sensations carried by them.
  • descending tracts
  • arteries supplying spinal cord.
  • spinal nerves forming cauda equina.
  • cranial nerve attached to the medulla oblongata.
  • cranial nerve nuclei located in medula oblongata.
  • cranial nerve attached to the  junction of pons and medulla.
  • cranial nerve nuclei located in pons
  • cranial nerve attached to the midbrain.
  • cranial nerve nuclei located in  midbrain.
  • functional components and nuclei of trigeminal, facial, glossopharyngeal and vagus nerves.
  • afferent and efferent fibers in superior, middle and inferior cerebellar peduncles.
  • nuclei of cerebellum.
  •  functions and  components of basal ganglia/nuclei.
  • branches of vertebral artery.
  • branches of basilar artery.
  • branches of  cerebral part of internal carotid artery.
  • examples of commissural fibers.
  • recesses of third ventricle.
  • areas devoid of blood-brain barrier.
  • components of Papez circuit.
  • parts of diencephalon.
  • ventral tier of thalamic nuclei.
  • major hypothalamic nuclei and their functions.

Q2. Draw labelled diagram of the following:

  • transverse section of spinal cord showing important ascending and descending tracts.
  • transverse section of medulla at the level of pyramidal decussation.
  • transverse section of medulla at the level of sensory decussation.
  • transverse section of medulla at the level of olives.
  • transverse section of lower part of pons.
  • transverse section of upper part of pons.
  • transverse section of midbrain at the level of inferior colliculus.
  • transverse section of midbrain at the level of inferior colliculus.
  • floor of fourth ventricle.
  • circle of willis.
  • superolateral surface of cerebrum showing important sulci , gyri and functional areas.

Q3. Write short notes on:

  • blood supply of spinal cord.
  • arterial supply of cerebrum.
  • corticospinal tract.
  • lateral spinothalamic tract.
  • posterior column tract.
  • spinocerebellar tracts.
  • internal capsule.
  • blood -brain barrier.
  • basal ganglia/nuclei
  • optic pathway
  • auditory pathway.
  • white matter of cerebrum.
  • lateral ventricle.
  • third ventricle.
  • cerebrospinal fluid secretion, circulation and absorption.
  • hydrocephalus.
  • cerebellar syndrome.

Q4. Describe internal capsule under the following headings:

  • parts
  • constituents fibers
  • arterial supply
  • applied

Q5. Write the differences between upper and lower motor neuron paralysis.

Q6. Describe corticospinal tract under the following headings:

  • origin
  • course
  • termination
  • function and applied anatomy

Q7. Write  anatomical basis  for signs and symptoms  observed in:

  • Brown-Sequard syndrome
  • Syringomyelia
  • Romber’s sign in tabes dorsalis.
  • Brown -sequard syndrome.
  • Medial medullary syndrome.
  • Lateral medullary syndrome.
  • Pontocerebellar  angle syndrome.
  • Pontine haemorrhage.
  • Weber’s syndrome.
  • Argyll robertson pupil.
  • Parkinson’s disease.

Q8. What will be the effect in case of lesion of the following arteries:

  •  right posterior inferior cerebellar artery.
  •  right middle cerebral artery.
  • left anterior cerebral artery
  • left posterior cerebral artery.

Q9. What is:

  • Argyll-robertson pupil.
  • Arnold chiari malformation.
Please Rate This Post

Please post your Feedback