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39 Cards in this Set
- Front
- Back
Motor Neuron-
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Send instructions out to the body tissues
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Interneuron-
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Interneuron-
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Neuron
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building blocks for our neural information system
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Sensory Neuron-
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carries messages from the body’s tissues and sensory organs inward to the brain and spinal cord,
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Dendrite-
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receives information and conducts it toward the cell body
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Axon-
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passes the message along to other neurons or to muscle glands
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Synapse-
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meeting point between neurons
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Neurotransmitters-
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release of chemical messengers
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Reuptake-
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sends neuron reabsorbs the excess neurotransmitters
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Endorphins-
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help explain good feelings as such the “runners high”
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Nervous Systems-
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the body’s speedy electrochemical communication networks, consisting of all the nerve cells of the peripheral and central nervous systems
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Central Nervous systems-
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- the brain and spinal chord
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Peripheral nervous system-
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sensory and motor neurons that connect to the central nervous system to the rest of the body
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Somatic nervous system-
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division of the peripheral nervous system that controls the body’s skeletal muscles
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Sympathetic nervous system
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arouses and expends energy
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Parasympathetic nervous system-
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produces opposite effects
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Reflex
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- automatic responses to stimuli
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Medulla
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- automatic responses to stimuli
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Reticular formation-
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- finger-shaped network of neurons that extends from the spinal cord right up to the thalamus
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Cerebellum-
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extends from rear of the brainstem
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Limbic system-
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two halves of the brain together
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Amygdala-
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influence aggression and fear
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Hypothalamus-
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link in the chain of governing bodily maintenances
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Frontal Lobes
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behind the earlobes
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Parietal Lobes
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at the top and to the rear
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Occipital Lobes
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back of head
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temporal lobes
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above the ears
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Plasticity-
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its ability to modify itself after some types of damage
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Corpus Callosum-
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wide band of axon fibers connecting the two hemispheres and carrying messages between them
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Corpus Callosum-
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wide band of axon fibers connecting the two hemispheres and carrying messages between them
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Split Brain-
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isolates the brains two hemispheres by cutting the fibers
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Psychoanalysis
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- Freud’s theory of personality and the associated treatment techniques
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Id
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unconscious psychic energy constantly strives to satisfy basic drives to survive
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Ego
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executive part of personality that mediates among the demands of the id, superego, and reality
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Superego
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- the part of personality that represents internalized ideals and provides standards for judgment
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Defense Mechanism
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egos protective methods of reducing anxiety by unconsciously distorting reality
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Repression
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- basic defense mechanism that banishes anxiety-arousing thoughts, feelings, and memories from consciousness
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Regression
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defense mechanism in which an individual faced with anxiety retreats to a more infantile psychosexual stage
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Reaction Formation
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- defense mechanism by which the ego unconsciously switches unacceptable impulses into their opposites
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