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Right-handedness is the most common type. Right-handed people are more skillful with their right hands. Studies suggest that approximately 90% of people are right-handed. [7] [14] Left-handedness is less common. Studies suggest that approximately 10% of people are left-handed. [7] [15] Ambidexterity refers to having equal ability in both hands ...
The left hemisphere is usually dominant in right-handed people, although bilateral activations are not uncommon in syntactic processing. It is now accepted that the right hemisphere plays an important role in the processing of suprasegmental acoustic features like prosody, which is "the rhythmic and melodic variations in speech". [3]
Expressive language disorder is one of the "specific developmental disorders of speech and language" recognized by the tenth edition of the International Classification of Diseases (ICD-10). As of the eleventh edition (ICD-11, current 1 January 2022), it is considered to be covered by the various categories of developmental language disorder .
Common clinical features of ataxic dysarthria include abnormalities in speech modulation, rate of speech, explosive or scanning speech, slurred speech, irregular stress patterns, and vocalic and consonantal misarticulations. [13] [14] Ataxic dysarthria is associated with damage to the left cerebellar hemisphere in right-handed patients. [15]
In the sport of cricket, some players may find that they are more comfortable bowling with their left or right hand, but batting with the other hand. Approximate statistics, complied in 1981, are given below: [4] Favoring right hand: 88.2%; Favoring right foot: 81.0%; Favoring right eye: 71.1%; Favoring right ear: 59.1%; Same hand and foot: 84%
Individuals with aphasia who display anomia can often describe an object in detail and maybe even use hand gestures to demonstrate how the object is used, but cannot find the appropriate word to name the object. [3] Patients with anomic aphasia have relatively preserved speech fluency, repetition, comprehension, and grammatical speech.
Handedness in and of itself tends to be a grey area. The requirements for someone to be right- as opposed to left-handed have been debated, and because individuals who identify as left-handed may also use their right hand for a large number of tasks, identifying two clearcut groups of subjects is a challenging task.
Expressive aphasia (also known as Broca's aphasia) is a type of aphasia characterized by partial loss of the ability to produce language (spoken, manual, [1] or written), although comprehension generally remains intact. [2]