Which motor neuron lesion (upper, lower, central) is affected by marked muscle wasting and atrophy, Flaccid hypotonic muscles, Diminished or absent DTRs, Muscle cramps Fasciculations

Which of the following are NOT a usual electrodiagnostic fining in ALS?  A. Tongue fasculation,B. PSW in thoracic paraspinals,C. absent right tibial motor NCS, D. absent left sural NCS

What tract does ALS affect ( be specific)

Which condition is often confused with Progressive Muscle Atrophy(PMA) , Predominant LMN symptoms, slowly progressive ; 2:1 (M:F); onset before 5th decade Progressive, asymmetric weakness, often of distal UE first

Which of the following EMG/NCS findings can help predict prognosis? PSW in FDI, reduced CMAP in tibial, absent ulnar study, fasciculations in gastroc.

Where are the Anterior Horn cells

Which condition affects: Both UMNs + LMNs,  onset later in life,  Spares sensory, vision, hearing and autonomic functions, Intact  Cognition ?

Which variant of ALS presents initally with bulbar symptoms (Dysarthria, drooling, gagging, dysphagia, choking) and “handkerchief sign”?

Which condition starts in one limb,  spreads to adjacent myotomes and eventually spread to contralateral limb, then bulbar, and respiratory muscles?

How does Kennedy's disease ( SMA) differ from ALS on NCS testing?   Kennedy's dz has reduced SNAP amplitude, Kennedy's affects mostly female, Kennedy's presents in children :

Which ALS Variant presents with Pure LMN symptoms, distal limb wasting and weakness, fasciculations, cramps, reduced reflexes in weak limbs long clinical course, slow progression to prox limb muscles. No sensory symptoms