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Essay on Human Brain: Structure and Function

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❶The former acts as the centre for visual reflex and the latter acts as centre for auditory reflex. In a new born baby it is about gms and becomes double after one year and has a volume of about c.




And as IQ tests involve convergent, rather then divergent thinking, it is possible to assume that frontal lobe damage is influencing divergent thinking, or problem solving ability. Behavioral spontaneity is said to be the other area associated with the frontal lobes. It had been notices that people with damaged frontal lobes speak fewer words or spoke two much left and right frontal lesions Kolb and Milner, People that experiences damage of the frontal lobes can also have difficulties in interpreting and expressing feedbacks from the environment.

They may not react to questions, behave risk and not comply with set rules Miller, Left frontal lobe damage leads to pseudodepression and right- to pseudopsychopatic. Abnormal sexual behavior can be introduced after orbital frontal damage. Or sexual interest can be reduced due to dorolateral lesions Walker and Blummer, In order to check the functioning of the frontal lobe, following tests are involved: Parietal lobes are responsible for orientation, recognition, stimuli perception and movement.

They can be divided into two functional parts, where one is involved in perception and sensation and the other is dealing with sensory input integration with visual system. The sensory information is integrated and the perception is formed, and then the spatial coordinate system is constructed to show world around. When parietal lobes are damaged, patients experience striking deficits. This syndrome includes the confusion of right and left, difficulties in writing, as well as difficulties with math.

People cannot perceive object in the normal manner and have language disorders aphasia. When the right parietal lobe is damaged it can result in neglecting the part of body or space. The person will not be able to get dressed and wash himself. The person will not be able to write and draw. This syndrome is also called motor and visual attention syndrome and is characterized by the inability to control gaze, to integrate components of the visual scene and reach object using visual guidance Westmoreland et al.

When the area between temporal and parietal lobes is damages, it can lead to memory and personality deficits. Thus, it can be concluded that human brain is a very complex organ which is responsible for multitude functions, and an unknown number of those functions is not yet known.

There is still ongoing research on the composition and functions of brain. Each of the parts of the brain is responsible for some essential function without which the body will not be able to function normally. This attribute makes the brain the most essential part of the human body.

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Because of man's rapid evolution in technology and medicine, humans now know a great deal more about their own nervous system then they did even a few years ago. This increase in knowledge is partly due to the recent advances in nuclear medicine. Although X-ray machines have been the chief mechanical tools for internal observations of the human body since Wilhelm Roentgen discovered X-rays in , the development of computers made it possible for better and more accurate techniques to be applied to scan the human The process is a mathematical comparison which equates to a comparison of graphs with label different features Garey and.

In ten pages this research paper discusses the relationship between the human brain and mind. Ten sources are cited in the biblio In eight pages physiology and philosophy are considered in the ongoing debate regarding human uniqueness that does seem to center In twelve pages this research paper examines studies on the human brain to determine whether or not there is any uniqueness in tho The metaphoric comparison between the mind and th The evolution of large brains must be a significant as there are many associated problem with the development of l In five pages the human brain and how it has evolved is discussed with a consideration of several relevant theories.

In six pages this report considers human brain studies with the focus of hemispheric specialization and the importance of understa New to eCheat Create an Account! Analysis of the Human Brain Analysis of the Human Brain The human being is considered to be the ultimate form of life on the earth.

Professionally written essays on this topic: Analysis of the Human Brain Human Brain's Recognition of Objects The process is a mathematical comparison which equates to a comparison of graphs with label different features Garey and.


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The brain forms part of the central nervous system together with the spinal cord. The body's nervous system is the center for communication and decision making. The nervous system is composed of the central and the peripheral nervous system, and the peripheral .

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The cerebral hemispheres or cerebrum is the largest part of the brain occupying about two-third of the entire brain. It is divided into right and left cerebral hemispheres by a deep longitudinal median groove (Fig. and Fig. ).

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The Human Brain Essay Words | 5 Pages. The human brain is a big, intricate—yet delicate, structure in the human body. It is the key structure in cognitive function. Any damage to the brain does not only “erase” memories but also may “deceive” the brain to erroneously remember a new object as being familiar (). The Brain and Meningitis - Meningitis is an inflammation of the membranes (meninges’) surrounding the brain and spinal cord. Meningitis has several causes including bacteria, chemical irritation, drug allergies and most commonly viruses.

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This essay focuses on the parts and functions of human brain in addition to the ongoing research on the newly discovered parts of the brain. Although medical experts are aware of a large number of parts and functions of the brain, some astounding new discoveries are made after short intervals. The human being is considered to be the ultimate form of life on the. This is not because the human body is strong and agile. Many other. animals posses skills much superior to humans and are able to perform feats. humans can only dream of. The one thing that distinguishes humans from all. of the 3/5(9).