Pain control helps improve the patient's quality of life. Oral and facial pain can affect eating, talking, and many other activities that involve the head, neck, mouth, and throat. Most patients with head and neck cancers have pain. The doctor may ask the patient to rate the pain using a rating system.
Learner's definition of COMPREHENSION. : ability to understand. [noncount] He has not the slightest comprehension of the subject. [=he does not understand the subject at all] The students showed excellent reading/language comprehension. The war caused suffering beyond comprehension. [=suffering that is impossible to imagine]
NOTE: This is the Professional Version. Aphasia is language dysfunction that may involve impaired comprehension or expression of words or nonverbal equivalents of words. It results from dysfunction of the language centers in the cerebral cortex and basal ganglia or of the white matter pathways that connect them.