1. What structure contains the cell body (soma) of a sensory nerve receiving sen
ID: 71602 • Letter: 1
Question
1. What structure contains the cell body (soma) of a sensory nerve receiving sensory information from the skin?
2.Twenty-year old patients started turning up in the emergency rooms in San Francisco acting like they had Parkinson's Disease. It was discovered that they had all tried a synthetic drug that became toxic in the brain. What part of the brain would this drug have damaged (be as specific as possible)?
3.
The ______________________ specifically contains the thalamus and hypothalamus.
4.
The ______________ lobe of the cerebral cortex contains the post-central gyrus, which is also known as the primary somatosensory cortex.
5.The simplest reflex is one that is a direct connection from a sensory neuron onto a motor neuron, which is called a Blank 1 reflex. When an interneuron is part of the circuit, though, it is called a Blank 2 reflex.
Explanation / Answer
1. Primary somato sensory cortex contains the cell body (soma) of a sensory nerve receiving sensory information from the skin.
The Primary sensory cortex (also called as somesthetic area I) is present in the postcentral gyrus, paracentral lobule of parietal lobe. This area is responsible for the perception and integration of cutaneous sensations such as tough, pressure, pain and temperature.
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