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The endocrine system controls the body through the use of hormones that are created in glands and circulate through the blood.

Hormones control many things:

Adrenaline - causes the body to go into  high alert raising heart rate,
breathing

Insulin - allows the cells to absorb sugars from the blood.

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Cerebrum - the thinking part of the brain
Cerebellum - coordinates body movement
Brain Stem - connects the brain to the spinal cord.                         Controls breathing, heart rate.

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Nerve cells carry information.  Dendrites collect information.
Cell bodies create impulses that travel length of cell.  Axons take impulse to the end of cell where it is turned into a chemical neurotransmitter.

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Our skin is  has many more sensors near the mouth and on the hand

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We taste 5 basic things.  Most of what we call taste is smell

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2 Functions:  hearing and helping to maintain balance

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Your Senses:  Sight, Hearing, Touch, Taste, and Smell

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Your Senses:  Sight, Hearing, Touch, Taste, and Smell

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Your sensory organs collect information to send to the brain

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Central Nervous System
Brain - command center
Spinal Cord - connects brain to body

Peripheral Nervous System
Sensory Neurons - bring information from body
to the brain
Motor Neurons - take information from brain to body

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The nervous system is designed to gather information and respond to danger so it can keep the body safe

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The control systems of the body

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Cornea - protects the eye, focuses light
Iris - controls amount of light that enters
Lens - focuses light
Retina - converts light to impulses