Essays on Nervous System Page 2

Guillain-Barre Syndrome (GBS) or ‘acute idiopathic polyneuritis’ is an rapidly progressing autoimmune disorder (condition the individual’s immune system attacks the tissues) of the peripheral nerve tissues, usually following an infection (bacterial or viral) (about 60 to 70 % of all cases), and resulting in tiredness, muscle weakness, abnormal sensations in the lower limbs (and upper…

Brett reached into a clogged snow blower to unclutter the chute while it was still running. He wholly severed one finger and partly severed another on his left manus. After drawn-out surgery to reattach his fingers. he has regained much of his motor ability but has lost some of his centripetal map. What factors are…

Pain is something that everyone feels at one point in their lives. A person’s pain threshold is completely different from the next person. No two people experience pain the same way. “Unlike other sensations, pain can arise from intense stimulation in sensory pathways.” ( Zimbardo PG 185) Pain is always subjective. People learn the application…

Physical Features Electric eels, despite their physical resemblance to true eels, are actually ostariophysians. They possess a lengthy tail that generates electricity and constitutes the majority of their body. The internal organs are compressed into the front 1/5th of their body. The tail houses three electric organs: Sachs’ organ, Hunter’s organ, and main organ. It…

With hearing this sensitive period is restricted to the age of six. If money is exposed to sounds by this time there will be very little trouble adjusting to this new experience. However, if this person is exposed to sounds after the age of six, development and success in this new experience may be hindered….

This disorder mostly affects people of age from 20 to 50 years. On areas with temperate climate, it is spread much more than in countries with tropical climate. Along with temperate-tropical climate division there is a west-east division. Nobody knows the reason of such expansion just as the clear cause of this disease. As a…

Dysgraphia is a neurological acquisition disablement resulting from the battle in showing ideas in authorship and graphing. Dysgraphia is normally referred to as hapless script or calligraphy. but is basically a acquisition disablement that affects the ability to interpret believing into motor accomplishments in the custodies ( Pechman. 2010. p. 93 ) . Dysgraphia is…

1. Why did Allen’s heart rate and blood pressure fall in this time of emergency (i.e. at a time when you’d expect just the opposite homeostatic response)? Pg. 969 This occurred because Allen’s spinal cord has decreased perfusion due to damage, and a broken vertebral bone. Also, there has been a disruptions of the sympathetic…

Main Cells of the Nervous System. The two chief cells in the nervous system are nerve cells and neuroglia. The nerve cell is the map unit for the nervus cell. In the nerve cell it has the undermentioned construction: cell organic structure, one axon, and one or more dendrites. The cell organic structure contains the…

The Ear and Hearing LossThe ear is the organ of hearing and balance in vertebrates. The earconverts sound waves in the air, to nerve impulses which are sent to the brain,where the brain interprets them as sounds instead of vibrations. The innermostpart of the ear maintains equilibrium or balance. The vestibular apparatuscontains semicircular canals which…