nervous system

GRADE 6 POWER POINT PRESENTATION Gaudete Study Center, Inc. 1 st Quarter topic Unit 2 Lesson 1

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GRADE 6POWER POINT PRESENTATION

Gaudete Study Center, Inc.1st Quarter topicUnit 2Lesson 1

Good morning &Listen carefully

NERVOUS SYSTEM

Role of the nervous system It is the most complicated part and

highly organized system in the human body.

Nervous system is divided into 2 parts.

CNS PNS

Parts of a neuron

Stimulus & Response

Stimulus – agent factor that provokes interest, enthusiasm, or excitement.

Response – reaction of an organism.

Stimulus and response

What is your response?

What is your response?

We will going to …

3 types of neurons

Sensory neuron – (skin, eyes, nose, ears & tongue)

Interneuron – (brain & spinal cord)

Motor neuron – (muscles & glands)

synapse The tiny of

microscopic space between two neurons is called synapse

Glial cells Specialized

cells These cells

serve as supportive, nutritive, and service facility cells for neurons so that they can function well.

Node of Ranvier

The gap within a myelinated sheath axon is called…

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nervous system

Education

nervous system

response reaction

glial cells

organized system

service facility cells

types of neurons

sensory neuron skin

nutr itive