<prompt> Motor aphasia refers to defect in :Peripheral speech apparatusVerbal expressionAuditory comprehensionVerbal comprehension  <response>: B i.e. Verbal expressionMotor aphasia also known as expressive aphasiaQ is a disorder of thought and word finding formation resulting in inadequate verbal expressionQ.Lesion siteQInferior frontal gyrusQ or Brocas area Area 44immediately anterior to primary motor coex abovesyln fissure.Causedt occlusion of superior branch of middle cerebralaeryQComprehensionPreserved except grammer2FluencyDecreasedQ: Speech is not fluent, laboured, dysahric interrupted with many word finding pauseQ. It istelegraphic but informative.In wernickes area supramarginal gysus of theparietal lobe upper pa of temporal lobe.dt occlusion of inferior division of middlecerebral aeryQ.Impaired2Preserved or increased: Speech fluent but highlyparaphasic associated with neologism JargonaphasiaQNamineImpairedRepetitionsImpairedNeologismsAbsentInsightInsight into condition is preserved 