The nervous system controls many activities , including muscle movement

The nervous systemnervous system controls many activities,, including muscle movementmuscle movement

http://nuwsc.co.uk/galleries/top20/pages/Wakeboarding2%20007_jpg.htm

The endocrine systemendocrine system regulates hormonehormone production && secretion

http://college.hmco.com/psychology/bernstein/psychology/6e/students/web_tutorials/chapter3/endocrine/pictures/body.gif

Receptor cellsReceptor cells in the nasal nasal passagespassages detect smellssmells//odorsodors

http://www.besthealth.com/besthealth/bodyguide/reftext/html/nerv_sys_fin.html

Receptor cellsReceptor cells in the eyeeye detect light light && color color

http://www.besthealth.com/besthealth/bodyguide/reftext/html/nerv_sys_fin.html

http://upload.wikimedia.org/wikipedia/commons/thumb/b/bd/Neuron.jpg/350px-Neuron.jpg

Conduction of a nerve impulsenerve impulse within a single neuron neuron

http://www.mhhe.com/socscience/intro/ibank/ibank/0002.jpg

http://www.scientific-art.com/GIF%20files/Medical/Neuronst.GIF

http://www.maxoncomputer.com/images/gallery/h_neuron.jpg

A synapsesynapse is the gapgap//spacespace between two neurons

http://www.mhhe.com/socscience/intro/ibank/ibank/0003.jpg

Receptor sitesReceptor sites for acetylcholineacetylcholine are found along the

membrane of the ““postsynaptic”” neuron

http://www.umpi.maine.edu/~stump/psybio.html

The neurotransmitterneurotransmitter acetylcholineacetylcholine causes musclemuscle to contractcontract

http://education.vetmed.vt.edu/Curriculum/VM8054/Labs/Lab10/IMAGES/MOTOR%20END%20PLATES%20SMALL%201.jpg

ReceptorsReceptors,, NeuronsNeurons && EffectorsEffectorshttp://www.sirinet.net/~jgjohnso/nervous.html

TransmissionTransmission of a Nerve ImpulseNerve Impulse

http://www.mhhe.com/socscience/intro/ibank/ibank/0005.jpg

Nodes of RanvierNodes of Ranvierhttp://porpax.bio.miami.edu/~cmallery/150/neuro/c7.48.8.node.ranvier.jpg

http://trc.ucdavis.edu/biosci10v/bis10v/week10/myelin.gif

The ciliacilia of a parameciumparamecium can be controlled by fibers at their base

http://www.cartage.org.lb/en/themes/Sciences/Zoology/AnimalPhysiology/Anatomy/AnimalCellStructure/CiliaFlagella/flagella.jpg

Nerve NetNerve Net System of the HydraHydra

http://cas.bellarmine.edu/tietjen/Diversity/03180002.jpg http://cas.bellarmine.edu/tietjen/Laboratories/cnidar4.gif

The earthwormearthworm has a double ventralventral nerve cordnerve cord

http://www.flushing.k12.mi.us/srhigh/tippettl/biology/lum/ventralnc.jpg

The earthwormearthworm has a dorsaldorsal brain brain

http://www.nrwmg.vic.gov.au/images/ana1.gif

GRASSHOPPERGRASSHOPPER

HumansHumans have a dorsaldorsal nerve cordnerve cord

http://www.merlinproject.org.uk/nervsys.gif

http://web.bvu.edu/faculty/ferguson/Course_Material/BioPsych/Images1/Sensory%20and%20Motor%20neurons.gif

CNSCNS == CCentral entral NNervous ervous SSystemystem ((BrainBrain & & Spinal CordSpinal Cord))

http://www.besthealth.com/besthealth/bodyguide/reftext/images/Pons_corpus.jpg

http://www.bioon.com/book/biology/whole/image/1/1-7.tif.jpg

The meningesmeninges protect the brainbrain && spinal cordspinal cord

http://www.visualsunlimited.com/images/watermarked/469/469072.jpghttp://www.yinyanghouse.com/westernmedicine/images/brain2.jpg

http://www.bioon.com/book/biology/whole/image/1/1-8.tif.jpg

The cerebral cortexcerebral cortex contains gray mattergray matter

http://www.bioon.com/book/biology/whole/image/1/1-6.tif.jpg

http://flushzone.tripod.com/pix/cerebellum.jpg

The spinal cordspinal cord controls many reflexesreflexes

http://www.bioon.com/book/biology/whole/image/1/1-9.tif.jpg

http://www.umpi.maine.edu/~stump/psybio.html

Organization of the Nervous SystemNervous System

http://www.cast.org/teachingeverystudent/content/IMAGES/autonomic.gifhttp://faculty.southwest.tn.edu/rburkett/A&P%201%2024.jpg

PathwayPathway of a Reflex ArcReflex Arc

http://www.mhhe.com/socscience/intro/ibank/ibank/0022.jpg

Cerebral palsyCerebral palsy is caused by damage to the motor areasmotor areas of the brainbrain

http://www.safaricomfoundation.org/images/projects/thumbs/Cerebral%20Palsy.jpg

MeningitisMeningitis involves inflammationinflammation of the meningesmeninges

http://yalenewhavenhealth.org/library/healthguide/en-us/images/media/medical/hw/n2230.jpg

STROKESTROKE

http://www.ahaf.org/hrtstrok/about/strokeEmbolismBorder.jpg

PolioPolio can cause muscle weaknessmuscle weakness && paralysisparalysis by destroying motor neuronsmotor neurons

http://news.bbc.co.uk/nol/shared/spl/hi/pop_ups/05/health_polio_50_years_on/img/laun.jpg

http://www.immune.org.nz/site_resources/Professionals/Diseases/Polio/Polio.jpg

http://www.post-polio.org/cd/patho/patho4.html

Effects of PolioPolio