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- 1. Multiple ChoiceThe nerve cell that carries impulses from a sense receptor to the brain or spinal cord is a _____________.Motor NeuronSensory NeuronRelay Neuron
- 2. Multiple ChoiceThe nerve cell that connects sensory and motor neurons is a _______________.Motor NeuronSensory NeuronInterneuronsGlial cells
- 3. Multiple ChoiceWhat is the change of a cell membrane from positive to negative called?GlycolysisAction PotentialTemporal SummationElectrolysis
- 4. Multiple ChoiceWhat part of the neuron carries the impulse toward the nerve cell body?Dorsal RootDendritesMyelin SheathAxon
- 5. Multiple ChoiceA sudden change in the polarity of the membrane of a neuron, gland cell, or muscle fiber that causes the transmission of electrical impulsesAction potentialMembrane potentialResting potentialThreshold
- 6. Multiple ChoiceThe critical point at which a stimulus causes an action potentialSynapseAction potentialMembrane potentialThreshold
- 7. Multiple ChoiceA chemical substance that transmits nerve impulses across a synapseNeurotransmitterAxonSynapseNerve
- 8. Multiple Choice
Part of the nervous system made of the brain and spinal cord.central nervous systemperipheral nervous system - 9. Multiple ChoiceWhat are the two parts of the nervous system?The brain and spinal cordThe central nervous and peripheral nervous systemThe neurons and the dendritesThe cerebrum and the medulla
- 10. Multiple ChoiceThis is the job of the nervous system.To send messages to and from the brain and spinal cord to and from the bodyTo break down food to be used by the bodyTo remove wastes from the body
- 11. Multiple ChoiceIf a neuron responds at all, it responds completely. This is known as thethresholdall-or-none responseneuronal poolwithdrawal reflex
- 12. Multiple Choicewhat are the two ions transported across the membrane in an action potential?O2- and K+K+ and Na+Ca+2 and B+3Na+1 and Cl
- 13. Multiple ChoiceWhat is a neurotransmitter?fatty covering of the axonnerve cellchemical messengergap between neurons
- 14. Multiple ChoiceCompared with the outside of the neuron, the inside has a(n) ____ charge.positivenegativeequalNone of the above are correct.
- 15. Multiple ChoiceThe nervous system is composed of the ___, ___, and ___.heart, brain, kidneyslungs, liver, stomachbrain, spinal cord, nerveseyes, pancreas, veins
- 16. Multiple ChoiceIdentify the lobe of the brain that is highlighted.frontaltemporaloccipitalparietal
- 17. Multiple ChoiceIdentify the lobe of the brainfrontaltemporaloccipitalparietal
- 18. Multiple ChoiceThis is a picture of theperipheral nervous sysyemcentral nervous systemrespiratory systemcirculatory system
- 19. Multiple ChoiceThis is a picture of theperipheral nervous sysyemcentral nervous systemrespiratory systemcirculatory system
- 20. Multiple ChoiceHeartbeat would be accomplished by which branch of the nervous system?SensoryAutonomicMotorPineal
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