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QuestionAnswer
Skeletal/ Muscular System Support body, vital organs, strong mineral, and movement
Nervous/ Sensory System Detect stimuli, transmit info to generate a reaction
What are 2 things that make up nervous tissue Neurons, Supporting Cells
Cell Body Contains the nucleus and most of the organelles
What is the name of the electrical signals transmitted by the neurons Axon Terminals
What is action potential A nerve that moves down the axon like a wave
What is resting Membrane Potential When a neuron is not transmitting an impulse it is said to have resting
What factor determines the direction of how an ion moves across a cell Membrane Electrical charge of the ion
What is the function of the ion Channel in a cell It allows charged particles to pass through the cell membrane
Endaphalines Causes a new impulse to be sent
Endorphins Blocks pain signals
Peripheral Nervous System Sensory, Motor Neurons
Central Nervous System Consist of brain, spinal cord, control of body
Which part of the peripheral nervous system sensory info to the central Nervous system Sensory Division
Reflexes like the knee-jerk reflex are an example of what system Involuntary somatic systems
Of someone is chasing after you what system would be active Sympathetic System
Cerebral Cortex (Gray) Consist of mostly cell bodies
Cerebral Cortex (white) Matter is mostly axons
Dorsal Root Sensory Neurons that carry info the Central Nervous System
Ventral Roots Motor Neurons that carry info from CNS to muscles and glands
Spinal Cord Links the brain to the PNS
Created by: mhackett
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