Introduction to Upper and Lower Motor Neuron Lesions

pyramidal weakness

Upper & Lower Motor Neuron Lesions / Mnemonic series #5

During a routine medical assessment, Drax proudly claims his reactions are “perfectly tuned for combat.” On examination, his deep tendon reflexes are brisk in all four limbs, with sustained ankle clonus. Power and sensation are otherwise normal. Which of the following is the most likely underlying cause of these findings? A. Peripheral neuropathy B. Lower motor neuron lesion C. Upper motor neuron lesion D. Neuromuscular junction disorder E. Myopathy ✔️ Correct answer: C – Upper motor neuron lesi