Download Disorders of the Endocrine System

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Hyperfunction: too much hormone being
produced
Hypofunction: not enough hormone being
produced
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Hyperfunction of the
pituitary so too much
growth hormone is
produced during
childhood
Symptoms:
◦ Excessive height
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Hyperfunction of the pituitary so
too much growth hormone is
produced in adulthood
Symptoms: Overdevelopment of
bones in the face, hands, and
feet; protruding chin
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Hypofunction of the pituitary so not enough
growth hormone is produced in childhood
Symptoms: Short stature
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Thyroid produces too
much thyroxine
Symptoms:
◦ Goiter: Enlargement of
the thyroid gland
◦ Exophthalmos: Bulging
eyeballs
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Thyroid does not produce enough thyroxine
Symptoms:
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Obesity
Dry, itchy skin
Dry, brittle hair
Muscle cramps
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Hyperfunction of the parathyroid causing it to
produce too much parathyroid hormone
Decreased calcium levels effect the function
of the nerves
Symptoms:
◦ Convulsive twitching develops
◦ Person dies due to spasms of the respiratory
muscles
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Hyperfunction of the adrenal cortex which
causes and increase in adrenocorticosteroids
Symptoms:
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Obesity
Muscle weakness
High blood pressure
Excessive hair growth
Buffalo hump
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Hypofunction of the adrenal cortex results in
not enough adrendocorticosteriods produced
Symptoms:
◦ Bronzing of the skin
◦ Not enough glucose in the blood
◦ Low blood pressure
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Hypofuction of the pancreas causing a decrease in
insulin production
Too much glucose is left in the blood
Symptoms:
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Increased hunger and thirst
Increased urination
Weight loss
Blurred vision