Introduction Mita Biswas Asst. Teacher International Grammar School,IGS Std-VIII Sub-Science...
Transcript of Introduction Mita Biswas Asst. Teacher International Grammar School,IGS Std-VIII Sub-Science...
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Welcome
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Introduction
• Mita Biswas• Asst. Teacher• International
Grammar School,IGS
• Std-VIII• Sub-Science• Chapter-5• Neuron
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TitleNerve cell or neuron
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Learning outcome• At the end of the lesson Ss will be able
to • Say about nerve cell.• Describe the different parts a nerve cell.• Compare between a cell body and a cell• Draw a picture of a neuron.
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Cell body
Processes
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Individual workHow many parts does a neuron have and what are they?
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Axon
These are processes
Dendron
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PAIR WORKHow many parts of a processes you have seen in the above picture? Write down their name.
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Cytoplasm
Nucleus
Centriol
Cell body Cell
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GROUP WORKWrite the similarities & dissimilarities between a cell body and a cell.
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Cell body is composed of these
Plasma membrane
NucleusCytoplasm
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EVALUATION
What is nervous system? Through which impulses are transmitted from one neurone to another?
Cell body is composed of which things? Tell their name.
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synapseMotor
nerveSensory neuron fibre Eye
EarNoseTongueSkin
Nerve impulse
Nerve impulse
Chart of the transmission of an impulse of the nervous system
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Home work
• Draw a diagram and show how impulses are transmitted from one neurone to another.
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Thanks