Understanding Neurology

Disorders of motility 185139139 Magnetic resonance image of spinal cord of a patient withmultiple sclerosis similar to Case 3, showing plaques in thecervical spinal cord and medulla.REVISION QUESTIONS1 The final common pathway in the cerebellaroutput involves:a Red nucleus.b Purkinje cell.c Dentate nucleus.d Granule cell.2 Ataxia on eye closure but not with open eyes issuggestive of:a Cerebellar ataxia.b Sensory ataxia.c A positive Romberg’s test.d Middle ear disease.3 Neurological symptoms of vitamin B 12deficiency may present:a As noncompressive myelopathy, i.e. spinalcord disease.b With symptoms of burning feet.c Without haematological changes ofmegaloblastic anaemia.d With cerebellar symptoms.4 Paraneoplastic neurological diseases affectingcoordination may manifest as:a Weakness of neuromuscular junction(antivoltage gated calcium channel antibody).b Subacute sensory neuropathy (anti-Huantibody).c Opsoclonus, truncal ataxia (anti-Ri antibody).d Cerebellar ataxia (anti-Yo antibody).5 Blood supply of the cerebellum is derived fromthe branches of:a Carotid artery.b Vertebral artery.c Basilar artery.d All of the above.6 Within the spinal cord, fibres carryingproprioception are located in the:a Spinocerebellar tract.b Spinothalamic tract.c Posterior column.d None of the above.