The spelling of the word "parietal brain" can be explained using the International Phonetic Alphabet (IPA) transcription. The first syllable, "pa", is pronounced as /pə/ with a schwa sound. The second syllable, "ri", is pronounced as /ˈraɪ/ with a long "i" vowel sound. The third and final syllable, "et-al", is pronounced as /ˈɛtəl/ with a schwa sound followed by a short "e" vowel sound. The term "parietal brain" refers to the part of the brain responsible for sensory processing, spatial awareness, and navigation.
The parietal brain refers to the region of the brain known as the parietal lobe. The parietal lobe is one of the four main lobes of the cerebral cortex and is located at the top and back of the brain, just behind the frontal lobe and above the temporal and occipital lobes.
Primarily responsible for processing sensory information from the body, the parietal lobe plays a crucial role in interpreting and integrating sensory inputs such as touch, temperature, pain, pressure, and proprioception – the sense of one's body position in space. It is involved in various functions like spatial awareness, perception of objects and their orientation, coordination, attention, and language comprehension.
The parietal brain is divided into two hemispheres – the left and right – with each hemisphere controlling the opposite side of the body. This division allows for the parietal lobe to participate in bilateral functions such as spatial cognition and attention.
Due to its involvement in a wide range of sensory and cognitive processes, any damage or dysfunction in the parietal brain can lead to significant impairments. For example, individuals with parietal lobe lesions may experience difficulties with spatial awareness, coordination, sensory integration, spatial neglect, and deficits in tasks requiring mental manipulation or visualization.
In summary, the parietal brain refers to the parietal lobe, a crucial region of the cerebral cortex responsible for processing sensory information and contributing to various higher-order cognitive functions.
The term "parietal brain" does not have a distinct etymology since it is not a well-recognized or established term in neuroanatomy or neuroscience.
The word "parietal" primarily refers to the parietal bone, which is a bone in the human skull, forming the upper back part of each side of the skull. The term "parietal" is derived from the Latin word "parietalis", which means "pertaining to a wall" or "related to a wall" and is derived from the Latin word "paries", meaning "wall".
In the context of the brain, "parietal" typically refers to the parietal cortex, a region of the cerebral cortex located in the posterior or upper part of the brain. However, there is no widely recognized term specifically referring to the "parietal brain" as an individual entity or structure within the brain.