Nerve Cell
What is the most basic cell of Nervous System
Neuron
What is the system called that receives and responds to messages inside and outside our body?
Nervous System
What is a stimuli?
a thing or event we react to outside of our body
TRUE or FALSE: Do we depend on the Nervous System to Function?
TRUE!!!!!!
What conduct's impulses toward the cell body
Dendrite
What are the three parts of the Nervous System?
Brain, Spinal Cord and Nerves
What is homeostatis?
internal emotional balance
Why is the brain so wrinkly?
Due to the size of the skull, our brain doesn't have space to grow so it folds on itself as it grows.
What conduct's impulses away from the cell body
Axon
What are the two main divisions of Nervous System
Central nervous system and Peripheral nervous system
Give one example of something we react to.
temperature
chemicals
physical activity
light
sound
pressure
TRUE or FALSE: Can we have a reaction time of 0
What is the Space between a dendrite and axon known as?
synapse
What two parts are included in the Central Nervous System
Brain and Spinal Cord
center of our body that connects the brain to all parts of our body shooting out nerve cells (neurons) as messages to our body.
TRUE or FALSE: Your Nervous System controls nervous or scared emotions?
TRUE
How many neurons are in our body?
millions and billions
What part of the nervous system is included in the Peripheral System
Nerves
What are nerves?
Nerves are electrical impulses that receive messages from the brain and deliver them to the rest of our body.
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