nervous system homework - weebly

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1 Name: __________________________________ 1. Which part of the nervous system consists of the brain and spine? ________________________ 2. Which part of the nervous system carries messages out to body organs?____________________ ________________________________________________________________________________ 3. What is a neuron? ______________________________________________________________ 4. Complete the table below to show the 3 different types of nerve cells and their function. Nerve Cell Function Sensory Neuron Interneuron Motor Neuron 5. Label the diagram of the neuron below. 6. Draw an arrow under your neuron to show the direction a nerve signal travels through the cell. 7. When is an impulse electrical? ___________________________________ 8. When is the impulse chemical? ___________________________________ 9. Label the neural Reflex below and answer the questions that follow. Nervous System Review

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Page 1: Nervous system homework - Weebly

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Name:__________________________________1.Whichpartofthenervoussystemconsistsofthebrainandspine?________________________2.Whichpartofthenervoussystemcarriesmessagesouttobodyorgans?____________________

________________________________________________________________________________

3.Whatisaneuron?______________________________________________________________

4.Completethetablebelowtoshowthe3differenttypesofnervecellsandtheirfunction.

NerveCell

Function

SensoryNeuron

Interneuron

MotorNeuron

5.Labelthediagramoftheneuronbelow.6.Drawanarrowunderyourneurontoshowthedirectionanervesignaltravelsthroughthecell.7.Whenisanimpulseelectrical?___________________________________8.Whenistheimpulsechemical?___________________________________9.LabeltheneuralReflexbelowandanswerthequestionsthatfollow.

Nervous System Review

Page 2: Nervous system homework - Weebly

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a. InregionF,thereisaspacebetweennervecellsCandD.HowdoescellDreceivethemessagefromcellC?

___________________________________

10.Whatprotectsthebrainandthespinalcord?________________________________________11.Fillinthetableshowingthepartsofthebrainandtheirfunctions.PartsofBrain

Function

Cerebrum

Cerebellum

Brainstem(Medulla)

Page 3: Nervous system homework - Weebly

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