UC Berkeley Psych 1 Exam 1 | Questions and Verified Solutions | Latest Update 2024/2025 | Graded A+

UC Berkeley Psych 1 Exam 1 | Questions and Verified Solutions | Latest Update 2024/2025 | Graded A+ neurons - Answer - nerve cells where brain processes messages glia - Answer - support the neurons in many ways--insulating, synchronizing activity, removing waste cell body - Answer - contains nucleus dendrites - Answer - widely branching ("tree"), receive transmissions axon - Answer - single, long, thin, straight fiber, branches at tip action potential - Answer - excitation that travels along an axon at a constant strength resting potential - Answer - electrical polarization across membrane terminal bouton - Answer - presynaptic ending neurotransmitter - Answer - chemical that can activate receptors on other neurons post-synaptic neuron - Answer - neuron on receiving end of synapseParkinson's disease - Answer - 1% of people over 50; difficulty initiating voluntary movement, slow movement, tremors, rigidity, depression dopamine - Answer - neurotransmitter physiological explanation - Answer - describes mechanism that produces a behavior evolutionary explanation - Answer - relates behavior to the evolutionary history of the species electroencephalograph (EEG) - Answer - uses electrodes on the scalp to record rapid changes in brain electrical activity magnetoencephalograph (MEG) - Answer - records magnetic changes positron-emission tomography (PET) - Answer - records radioactivity o