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18 Cards in this Set
- Front
- Back
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Uses these as chemical signals |
hormones |
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Amino acid composition that control the cell from the outside because they cannot diffuse in |
Nonsteroid hormones |
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Lipid composition that diffuse into the cell to direct the activities |
Steroid hormones |
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Endocrine system is a system of |
glands |
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Tissues that a hormone is meant to stimulate |
target tissue |
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Gland in the brain that controls many others |
Pituitary |
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Operates using a negative feedback loop to alert the pituitary gland of what to do |
Hypothalamus |
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When levels are too low a signal is sent to make a change until levels reach the right amount |
Negative feedback loop |
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When levels are too high a signal is send to make a change until levels reach the right amount |
Positive feedback loop |
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Regulates metabolism |
Thyroid |
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Regulates blood calcium levels |
Parathyroid |
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Regulates blood pressure/reabsorption |
Adrenal gland |
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Regulates insulin/glucagon levels in the blood |
Pancreas |
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Regulates gamete production/secondary sex characteristics |
Reproductive glands |
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Gland in the brain |
Pituitary and Hypothalamus |
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Gland in the neck |
Thyroid; parathyroid located on thyroid |
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Gland on top of kidneys |
Adrenal gland |
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Gland under stomach |
pancreas |
