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Sign language refers to any natural language which uses visual gestures produced by the hands and body language to express meaning. The brain's left side is the dominant side utilized for producing and understanding sign language, just as it is for speech. [1]
V sign or Victory hand is made by raising the index and middle fingers and separating them to form a V, usually with the palm facing outwards. This sign began to be used during World War II to indicate "V for Victory". In the 1960s, the hippie-movement began to use the V-sign to mean "peace", especially in the United States. It is also used in ...
Hemispatial neglect is a neuropsychological condition in which, after damage to one hemisphere of the brain (e.g. after a stroke), a deficit in attention and awareness towards the side of space opposite brain damage (contralesional space) is observed.
brain stem herniation: quick shallow respirations followed by period of apnea Bitot's spots: Pierre Bitôt: ophthalmology: vitamin A deficiency: spots of keratin deposition in the conjunctiva Bjerrum scotoma: Jannik Peterson Bjerrum: ophthalmology: glaucoma: comet shaped visual field defect, extending temporally from the physiological blind ...
Damage to either the right or left hemisphere, and its resulting deficits provide insight into the function of the damaged area. There is truth to the idea that some brain functions reside more on one side of the brain than the other. We know this in part from what is lost when a stroke affects a particular part of the brain.
The r/AskReddit community shared their personal thoughts about the signs that someone is far more intelligent than others might think. Scroll down to read their thoughts. Scroll down to read their ...
The reaction time of the neurally dominant side of the body (the side opposite to the major hemisphere or the command center, as just defined) is shorter than that of the opposite side by an interval equal to the interhemispheric transfer time. Thus, one in five persons has a handedness that is the opposite for which they are wired (per ...
Either the left or right hand can be dominant. In a modified tactile form used by deafblind people the signer's hand acts as the dominant hand and the receiver's hand becomes the subordinate hand. Some signs, such as the sign commonly used for the letter C, may be one-handed.