OCCIPITAL LOBES Meaning and
Definition
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Occipital lobes refer to a pair of structures located at the posterior (back) region of the human brain. They make up part of the cerebrum and are positioned above the cerebellum and behind the parietal and temporal lobes. The occipital lobes are primarily responsible for processing visual information and integrating it with other sensory input to form a comprehensive perception of the environment.
These lobes contain the primary visual cortex, also known as V1 or the striate cortex, which receives visual input from the eyes and begins the initial processing of visual stimuli. From there, the processed information is sent to other regions within the occipital lobes, such as the secondary visual cortex (V2), visual association areas, and various higher-order areas involved in object recognition, color perception, depth perception, and visual attention.
Damage or injury to the occipital lobes can lead to visual impairments and deficits, such as difficulty recognizing objects or faces, visual field defects, and disturbances in color perception. Moreover, conditions like occipital lobe epilepsy can result in visual hallucinations and seizures. The occipital lobes are tightly interconnected with other regions of the brain, including the frontal lobes and parietal lobes, to facilitate coordinated processing and interpretation of visual stimuli.
Common Misspellings for OCCIPITAL LOBES
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Etymology of OCCIPITAL LOBES
The word "occipital lobes" is derived from two main sources: "occipital" and "lobes".
1. Occipital: The term "occipital" originates from the Latin word "occiput" which means "back of the head" or "skull". It is derived from the combination of two Latin words: "ob" meaning "against" or "toward" and "caput" meaning "head". The occipital region of the brain is located at the posterior end of the head.
2. Lobes: The term "lobes" refers to the different major divisions or sections of an organ. In this case, the lobes specifically represent the major divisions of the cerebral cortex, the outer layer of the brain.
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