Details Title: Chapter 2 Description: Psychology A Journey Total Flash Cards: 17 Created: 03/30/2009 00:54:32		New Users: To study from this flashcard set, or to create your own your own study flash cards, REGISTER HERE. Existing Users: CLICK HERE. Additional Physiology Flashcards
Cards in this set: Term An individual nerve cell. Definition Neuron Term Neuron fibers that receive incoming messages Definition Dendrites Term The main body of a neuron or other cell. Definition Soma Term Fiber that carries information away from the cell body of a neuron. Definition Axon Term Branching fibers at the ends of axons. Definition Axon terminals Term The electrical charge of a neuron at rest. Definition Resting potential Term The nerve impulse Definition Action potential Term The nerve impulse. Definition Action potential Term A drop in electrical charge below the resting potential. Definition Negative after-potential Term The microscopic space between two neurons, over which messages pass. Definition Synapse Term Any chemical released bya neuron that alters activity in other neurons Definition Neurotransmitter Term Brain chemicals, such as enkephalins and endorphins, that regulate the activity of neurons. Definition Neuropeptides Term The capacity of the brain to change in response to experience. Definition Plasticity Term The production of new brain cells. Definition Neurogenesis Term A bundle of neuron fibers. Definition Nerve Term The brain and spinal cord Definition Central nervous system Term All parts of the nervous system outside of the brain and spinal cord. Definition peripheral nervous system