In this article we will discuss about the meaning and functions of autonomic nervous system. Meaning of Autonomic Nervous System: It is the part of nervous system, which regulates functioning of visceral organs. Two different limbs of autonomic nervous system are sympathetic and parasympathetic nervous system components. Sympathetic takes origin from lateral horn cells of thoracolumbar segments of spinal cord [...]
In this article we will discuss about:- 1. Nuclei in Hypothalamus 2. Connections of Hypothalamus 3. Functional Aspect. Nuclei in Hypothalamus: Some of important nuclei in hypothalamus (Fig. 9.51): 1. Preoptic nuclei 2. Anterior hypothalamic nuclei 3. Posterior hypothalamic nuclei 4. Ventromedial nuclei of hypothalamus 5. Lateral hypothalamic nuclei 6. Supraoptic nuclei 7. Paraventricular nuclei 8. Mammillary body 9. Suprachiasmatic [...]
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 [...]