Located above each kidney
adrenal glands
gonads of the female
ovaries
gonads of the male
testes
produces many hormones that affect other glands
pituitary gland
secrete substances directly into the bloodstream
endocrine glands
secrete substances into ducts that lead to the targeted tissue
exocrine glands
consists of a group of these ductless endocrine glands
endocrine system
chemical substances produced and secreted by the endocrine glands
hormones
a fish-shaped organ located behind the stomach
pancreas
four small glands are located behind and attached to the thyroid gland
parathyroid glands
a small structure attached to the roof of the third ventricle in the brain
pineal body
a temporary endocrine gland produced during pregnancy
placenta
a mass of tissue located in the upper part of the chest
thymus
synthesizes hormones that regulate the body’s metabolism
thyroid gland