Introduction to the Neuron

Presentation

•

Science, Biology

•

10th Grade

•

Practice Problem

•

Easy

•

NGSS

MS-LS1-3

Standards-aligned

Christina Melvin

Used 32+ times

FREE Resource

9 Slides • 4 Questions

Introduction to the Neuron

Dr. Melvin PLTW HBS

What is the Neuron?

Nerve cell
Conducts signals, electrical charge across cell membrane

Poll

How many neurons are in your brain?

100 million

100 billion

100 trillion

Neurons = Specialized cells

Responds to stimuli
Processes information
Produces an appropriate response

Anatomy and Physiology of the Neuron

(example shown is a motor neuron)

Three types of neurons

Sensory neurons (Afferent)
Motor neurons (Efferent)
Association neurons (Also known as Interneurons)

Multiple Select

Test yourself! What is the function of a motor neuron? (more than 1 answer)

Relays messages from the brain to the muscle/organ

Acts as a mediator between the other two neurons

Causes action/movement

Sends messages from muscle/organ to the brain

Poll

You SEE a HUGE spider! What is the first thing you do?

RUN!

SCREAM!

SQUASH IT!

Rescue it (move it from harm)

Take a picture of it

Open Ended

Explain the process of your selection. What did you select? Which part(s) of your anatomy are used?

Type response here

Introduction to the Neuron

Dr. Melvin PLTW HBS

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