Career Description of an Echo Technician. Echocardiography is one of the specializations that may be chosen by an ultrasound technician. Professionals in this field use sound wave projectors to project sound into human tissue in a conical or rectangular beam.
In most people, the left side of the brain contains the person's language functions. The right side contributes to a number of functions, such as attention, memory, reasoning, and problem solving (all of which contribute to effective communication).
Language Centers The Language Centers refer to areas in the brain that are responsible for the functions of understanding and producing language. Traditionally, the Language Centers in the brain refer to Broca's area and Wernicke's area. Broca's area is that part of the brain which when damaged, renders a person unable to express himself through speech, even when he can fully understand language. Wernicke's area on the other hand, is that part of the brain involved in understanding language.