طَـبيب || الدفعـة 6

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2-denervated muscle*

What is the name of this test Ankle Jerk (Achilles Reflex)

Hypotonia is feature of lower motor neuron lesion (LMN) Hypertonia is feature of upper motor neuron lesion (UML)

Hypertonia may be either plasticity or rigidity.

The upper motor neurons (UMN) start from the motor cortex to anterior horn of spinal cord, while lower motor neuron (LMN) is from the anterior horns downwards.

Late signs is Apnea, dilated pupils, absence of heart sounds