Module 9: The Brain questions and answers rated A+

Module 9: The BrainElectroencephalogram (EEG) - correct answer An amplified recording of the waves of electrical activity that sweep across the brain's surface. These waves are measured by electrodes placed on the scalp. Functional Magnetic Resonance imaging (fMRI) - correct answer an imaging technique used to examine changes in the activity of the working human brain by measuring changes in the blood's oxygen levels Positron emission tomography (PET) scan - correct answer involves injecting individuals with a mildly radioactive substance and monitoring changes in blood flow to different regions of the brain Transcranial magnetic stimulation (TMS) - correct answer the use of strong magnets to briefly interrupt normal brain activity as a way to study brain regions What does the Central Core control? - correct answer Its five main regions help regulate basic life processes, including breathing, pulse, arousal, movement, balance, sleep, and the early stage of processing sensory information What parts make up the Hindbrain? - correct answer medulla, pons, cerebellum Medulla - correct answer the base of the brainstem; controls heartbeat and breathing Pons - correct answer the part of the brainstem that links the medulla oblongata and the thalamus. Cerebellum - correct answer the "little brain" at the rear of the brainstem; functions include processing sensory input and coordinating movement output and balance Reticular Formation - correct answer a nerve network in the brainstem that plays an important role in controlling arousal