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Questions and Answers
What is proportional to the number of sensory receptors in the somatosensory map of the postcentral gyrus?
What is proportional to the number of sensory receptors in the somatosensory map of the postcentral gyrus?
- The relative size of the cortical areas (correct)
- The intensity of the pain sensation
- The levels of consciousness
- The sensitivity of each part of the body
Which neurotransmitter is involved in the 'rubbing it better' mechanism of pain relief?
Which neurotransmitter is involved in the 'rubbing it better' mechanism of pain relief?
- Endorphins
- Serotonin (correct)
- Enkephalins
- Substance P
What is the name of the pathway that originates in the peripheral receptor and terminates in the reticular formation?
What is the name of the pathway that originates in the peripheral receptor and terminates in the reticular formation?
- Lateral spinothalamic tract
- Spinothalamic tract
- Anterolateral tract
- Spinoreticular tract (correct)
Which neuron is the first-order neuron in the spinoreticular pathway?
Which neuron is the first-order neuron in the spinoreticular pathway?
What is the function of the spinoreticular pathway in terms of levels of consciousness?
What is the function of the spinoreticular pathway in terms of levels of consciousness?
What is the term for the ability to modify the somatosensory map of the postcentral gyrus with learning?
What is the term for the ability to modify the somatosensory map of the postcentral gyrus with learning?
What is the name of the theory that explains the role of the brain in pain modulation?
What is the name of the theory that explains the role of the brain in pain modulation?
Which of the following is NOT a characteristic of the spinoreticular tract?
Which of the following is NOT a characteristic of the spinoreticular tract?
What is the function of the dorsal grey horn in the spinoreticular pathway?
What is the function of the dorsal grey horn in the spinoreticular pathway?
What is the name of the tract that is mixed with the spinoreticular tract in the lateral white column of the spinal cord?
What is the name of the tract that is mixed with the spinoreticular tract in the lateral white column of the spinal cord?
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