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1533 Unknown

A 50-year-old male patient presented with ataxia and gait abnormality along with fleeting and repetitive lancinating pains, primarily in the legs. He also complained of paresthesias and bladder disturbances. On neurological examination, Loss of reflexes in B/L lower limbs Romberg sign was present B/L Argyll Robeson pupils Impaired position and vibratory sense. MRI spine All the statements associated with the most impoant tract involved in the above disease are true except: –

A1st order neurons decussate in lower pa of medulla.
B3rd order neurons of this tract are called the medial lemniscus
CExternal arcuate fibres are the 2nd order neurons
DFinally it relays in areas 3,1,2 of the cerebral coex.
Unknown
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1537 Unknown

Which is not true of cardiopulmonary resuscitation (CPR)?

AClosed chest massage is as effective as open chest massage.
BThe success rate for out-of-hospital resuscitation may be as high as 30% to 60%.
CThe most common cause of sudden death is ischemic heart disease.
DStandard chest massage generally provides less than 15% of normal coronary and cerebral blood flow.
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