brain quiz 0 02:05:00 A+ A- Print Email quiz of the day Brain quiz One of the main differences between the brains of people who score high on mental tests and those higher levels of gray matter lower levels of gray matter lower PET scan recordings higher PET scan recordings The pons acts as a bridge between the medulla and other brain areas and influences activity sleep and arousal motor behaviour high reasoning An EEG records the number of neurons in the brain electrical impulses from the brain chemical activity in the cranial nerves direct electrical stimulation and activation of the brain You are walking through a bad part of town, down a dark alley, and carrying a large amount of cash hippocampus amygdala cerebrum medulla A person who had difficulty __________ would be described as having aphasia. walking smelling eating communicating By using electrical stimulation, reward (or "pleasure centers") and punishment (or "aversive" area thalamus limbic system corpus callosum thalamus An innovative scanning technique that uses magnetic technology to visualize brain activity is call PET MRI CAT fMRI The sense of smell depends on the __________ lobe frontal occipital parietal temporal The surgical procedure of cutting the corpus callosum is done in cases of split personality severe epilepsy communication problems injury or stoke Creating the magic of consciousness is carried out primarily by hind brain mid brain fore brain brain stem
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