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| interdisciplinary field studying how biological processes relate to behavioral and mental processes |
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| cell of the nervous system responsible for receiving and transmitting electrochemical information |
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| cells that provide structural nutritional and other support for neurons; provides communication within nervous system |
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| receive information from other neurons and sensory receptors |
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| receives information from dendrites and if enough simulation is received the message is passed on to the axon. (SOMA) |
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| long tube-like structure conveys impulses away from neurons cell body toward other neurons, muscles or glands. carries neurons message to other body cells. |
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| covers the axon of some neurons to insulate and help speed neural impulses |
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| form junctions of other cells and release chemicals called neurotransmitters |
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| neural impulses that carries information along the axon. generated when positively charged ions move in and out through channels in axon membrane. |
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| molecules that carry electrical charge. positive/negative |
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| function between the axon tip of the sending neuron and the dendrite or cell body of the receiving neuron |
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| chemicals released by neurons that affect other neurons |
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| serotonin (a neurotransmitter) |
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Definition
| affects mood, sleep, appetite, sensory perception, temperature regulation, pain suppression, and impulsivity. low levels associated with depression. |
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| effects muscle action, cognitive functioning, memory, REM (rapid eye movement) sleep, emotion |
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| dopamine (DA) (neurotransmitter) |
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| effects movement, attention, memory, learning, and emotions. associated with schizophrenia |
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| norepinephrine or (noradrenaline)(NE) |
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Definition
| effects learning, memory, dreaming, emotion, waking from sleep, eating, alertness, wakefulness, reactions to stress. low levels associated with depressions, high levels associated with agitated and manic states. |
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| epinephrine or adrenaline |
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Definition
| effects emotional arousal, memory storage, and metabolism of glucose necessary for energy release. |
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| GABA- gamma aminobutyric acid |
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| effects neural inhabition in the central nervous system (CNS). Tranquilizing drugs like valium increase effects |
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| effects mood, pain, memory, learning. |
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| collection of glands located throughout the body that manufacture and secrete hormones into the blood stream. |
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| chemicals manufactured by endocrine glands. circulated in the bloodstream. produce bodily changes or maintain bodily fuctions |
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| Central Nervous System (CNS) |
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Definition
| the brain and the spinal cord- directs mental and basic life processes. |
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| Peripheral Nervous System (PNS) |
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Definition
| all nerves and neurons connecting the central nervous system to the rest of the body-carries information to and from the CNS |
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| innate automatic response to a stimulus. |
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| directs mental processes and maintains basic life functions |
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| sends information to and from the brain and PNS and controls reflexes. |
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| consists of the brain and all other neurons that extend throughout the body |
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