10 Questions
What is proportional to the number of sensory receptors in the somatosensory map of the postcentral gyrus?
The relative size of the cortical areas
Which neurotransmitter is involved in the 'rubbing it better' mechanism of pain relief?
Serotonin
What is the name of the pathway that originates in the peripheral receptor and terminates in the reticular formation?
Spinoreticular tract
Which neuron is the first-order neuron in the spinoreticular pathway?
Neuron 1, which originates in the peripheral receptor
What is the function of the spinoreticular pathway in terms of levels of consciousness?
It increases the levels of consciousness
What is the term for the ability to modify the somatosensory map of the postcentral gyrus with learning?
Neuroplasticity
What is the name of the theory that explains the role of the brain in pain modulation?
Gate Pain Theory
Which of the following is NOT a characteristic of the spinoreticular tract?
It is a descending pathway
What is the function of the dorsal grey horn in the spinoreticular pathway?
It is the origin of the second-order neuron
What is the name of the tract that is mixed with the spinoreticular tract in the lateral white column of the spinal cord?
Lateral spinothalamic tract
Explore the organization of the Central Nervous System and Peripheral Nervous System, focusing on sensory pathways in the spinal cord. Learn about grey matter, cell bodies, dendrites, and axon terminals of neurons.
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