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HORMONES

Selective substance that act as chemical messengers and carry instructions to target cells, to change their activity or exert and specific answer

Funtions

Clasification

Regulate: Growth, development, behavior, reproduction

Coordinate, production and storage of energy

Maintain nutrition, metabolisms, expretion and water balance

React to stimuli from outside the body

Amino-acid-base hormones

Steroid base hormone

Water soluble/ aminoacids

Lipid soluble/ cholesterol-fat soluble

Coordination system made up of glands and internal secretion organs located all over the body that released hormones.

ENDOCRINE SYSTEM

Source of hormons

NERVOUS SYSTEM

slower- acting and longer-lived messengers

Interaction to coordinate the overall activity of the body

ENDOCRIN GLANDS

NEUROTRANSMITTER

(fast acting and short lived messengers)

Directly on adjacent cells

Indirtectly travelling through the bloodstream

testosterone, estrogens,progesterone,aldosterone, cortisol

FSH,LH, Insulin, TSH