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38 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Astrocytes Microglial Ependymal Oligodendrocytes |
Central Nervous System |
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Satellite Cells Schwann Cels |
Peripheral Nervous System |
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Clusters of cell bodies in CNS are called |
Nuclei |
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Clusters of cell bodies in the PNS are called |
Ganglia |
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Bundles of neuron process in the CNS are called |
Tracts |
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Bundles of neurons processes in the PNS are called |
Nerves |
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Controlling and communicating system of the body |
Nervous system |
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Sensory input |
Information gathered |
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Integration |
Processing and interpretation |
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Motor output |
Produces response |
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Consist of the brain and spinal cord Integration and control center Interprets density input and motor output |
CNS |
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Portion of nervous system outside CNS |
PNS |
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Receptive part of neuron |
Dendrites |
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Conducting region of neuron |
Axon |
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3 functions of myelin |
Protect Electrically insulate axon Increase speed of nerve impulse |
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Function features of the nervous system |
Action potentials |
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Basic principles of Electricity |
Opposite charges attract Emery required to separate opposite charges Energy is liberated when charges move toward each other If opposite charges are separated, the system has potential energy |
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Current(I)= Voltage(V) / Resistance(R) |
Ohm’s Law |
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Substance with high electrical resistance |
Insulator |
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Substance with low electrical resistance |
Conductor |
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Axdenrite |
Between axons terminal and dendrites |
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Axosomatic |
Between axon terminal and soma |
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Chemical structures of neurotransmitters |
ACH BIOGENIC AMINES AMINO ACIDS PEPTIDES PURINES GASES AD LIPIDS |
6 |
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Functional groups of neurons |
Neuronal pools |
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Two ways the function of neurons are determined |
Effect- excitatory vs inhibitory Actions- direct vs indirect |
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Amplifying circuit |
Diverging |
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Concentrating circuit |
Converging |
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Oscillating circuit |
Reverberating |
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Relays sensory impulses Memory processing Interpretation Impulses to and from cerebral cortex Die cephalon |
Thalamus |
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Fainting |
Syncope |
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Total unresponsiveness to sensory stimuli |
Coma |
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Abruptly lapse into REM sleep from the awake state |
Narcolepsy |
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Chronic inability to to obtain the quality of sleep to function adequately |
Insomnia |
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Temporary cessation of breathing |
Sleep apnea |
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Understand language but have difficulty speaking |
Brocas Area |
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Word salad |
Wernicke’s area |
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How many pairs of cranial nerves |
12 |
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How many pairs of spinal nerves |
31 |
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