Neurology

Question 1

How do Upper motor neurons transmit signals to control movement

Answer 1

to the opposite side of the body

Question 2

Upper motor neurons transmit from Brain to…

Answer 2

spinal cord or brainstem to activate lower motor neurons

Question 3

Lower motor neurons send signals to

Answer 3

Originate in brainstem or spinal cord and send signals to muscles

Question 4

Upper motor neuron injury signs

Answer 4

Weakness, spastic paralysis, hyperreflexia, + babinski, spasticity

Question 5

Lower motor neuron injury signs

Answer 5

flaccid paralysis, Atrophy, loss of reflexes,

Question 6

Cranial Nerves Afferent vs Efferent

Answer 6

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Afferent is sensory and Efferent is Motor (skeletal and/or smooth)