body chemical messengers that transfer information from one set of cells to another
what is a hormone
a group of cells that produces and secretes, or gives off, chemicals
what is a gland
such as the sweat and salivary glands, release secretions in the skin or inside the mouth
what is exocrine
release more than 20 major hormones directly into the bloodstream whee they can be transported to cells in other parts of the body
what is endocrine
in the lower part of the brain
where is the hypothalamus located?
nervous and endocrine system
the hypothalamus is the link between what two systems
nerve cells:::
:::pituitary gland
what type of cells control the hypothalamus control what gland?
at the base of the brain beneath the hypothalamus
where is the pituitary located at?
master gland
what is the pituitary known as?
because it makes hormones that control several other endocrine glands.
why is it known as the master gland
it stimulates growth
what does the pituitary gland stimulate?
prolactin
what kind of hormone causes women to produce breast milk
endorphins
what kind of hormone causes chemicals that act on the nervous system and reduce feelings of pain.
antidiuretic hormone
what hormone causes the kidneys to reabsorb water
oxytocin
what hormone triggers the contractions of the uterus in a woman having a baby.
? follicle development & estrogen secretion (females)
? sperm maturation (males)
What does Follicle Stimulating Hormone do?
? Ovulation, formation of corpus luteum, secretion of progesterone (females)
? Secretion of testosterone (males)
? What does Luteinizing Hormone do?
lower part of the neck
butterfly
where is the thyroid gland locate at? an how does it look like?
because they participate in the growth and development of kids' and teens' bones and the nervous system.
why is Thyroid hormones are important?
Produces Thyroxine and Triiodothyronine.
what does the Thyroid gland produce?
hormones control the rate at which cells burn fuels from food to produce energy (metabolism)
what do the Thyroxine and Triiodothyronine hormones do
Thyrotropin
pituitary
The production and release of thyroid hormones is controlled by ______ (A.K.A. Thyroid Stimulating Hormone), which is secreted by the ______ gland.
thyroid
chemical
The more ____ hormone there is in a person's bloodstream, the faster ____ reactions occur in the body.