Part 5 - First, Second, Third Order Neurons

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Part 5 - First, Second, Third Order Neurons

Neurons  

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What is the location of 1st order neurons?
 
dorsal root ganglion
What is the function of 1st order neurons?
 
conduct impulses from cutaneous receptors amd proprioceptors to the brain and spinal cord
What is the location of 2nd order neurons?
 
Dorsal horn/ medullary nuclei
What is the function of 2nd order neurons?
 
transmit impulses to thalamus and cerebellum
What is the location of 3rd order neurons?
 
thalamus (NOT CEREBELLUM)
What is the function of 3rd order neurons?
 
conduct impulses to the somatosensory cortex of the cerebellum
Second and third order neurons are what type of neurons?
 
Interneurons
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