In this article we will discuss about:- 1. Meaning of EEG 2. Source of EEG 3. Clinical Significance. Meaning of Electroencephalogram (EEG): 1. Electroencephalogram is recording of summated electrical activity of neurons of brain with help of surface electrodes placed on scalp. 2. During surgery, electrodes may be placed directly on cortex of brain and recording thus obtained is known [...]
In this essay we will discuss about the types and theories of sleep. Type of Sleep: Sleep is an altered state of consciousness during which some of body functions are depressed and some others activated. i. Sleep and coma: A person who is in sleep can be aroused by tapping and a person who is in a state of coma [...]
The following points highlight the five major nutritional disorders of nervous system. The nutritional disorders are: 1. Burning Feet Syndrome 2. Spinal Ataxia 3. Cerebellar Cortical Degeneration 4. Vitamin B12 Neuropathy 5. Spastic Paraplegia. Nutritional Disorder # 1. Burning Feet Syndrome: a. The earliest symptom is aching, burning or throbbing in the feet. This becomes more intense and is followed [...]