endocrine system Flashcards
1
Q
endocrine system consist of …
A
many glands that produce and secrete hormones, which send signals to molecules that are traveling through the bloodstream
2
Q
hormones
A
allow cells, tissue, and organs to communicate with each other
-play role in almost all bodily functions, including growth, sleeping, digestion, response to stress, and sexual functioning.
3
Q
where are endocrine system glands located?
A
scattered throughout the body and each has specific role to play
4
Q
pituitary glands
A
- hangs from base of brain
- anterior lobe- hormones involved in body growth and development
- posterior - secretes hormones that increase reabsorption of water into kidneys
5
Q
hypothalamus
A
- located in brain
- different daily activities like eating or drinking
- control of the body’s temperature and energy maintenance,
- process of memorizing and in stress control.
- modulates the endocrine system through its connections with the pituitary gland
6
Q
pineal gland
A
- located in brain
- release: melatonin,
7
Q
thyroid gland
A
- found in neck just below the Adams apple
- control protein production and the body use of energy
- thyroid regulated by thyroid stimulating hormone
- produce: T3 and tyroxine
8
Q
parathyroid glands
A
- located on back of thyroid
- hormones necessary for calcium absorption
9
Q
pancreas
A
- located behind the stomach
- -releases hormones that regulate digestion and blood sugar levels
- produce insulin, glucagon, somatostatin
10
Q
adrenal glands
A
- sit atop kidneys
- 2 regions:
- adrenal cortex - releases corticosteroids and androgens
- adrenal medulla - regulates the fight or flight response
- produce- cortisol testosterone, adrenaline, noradrenaline, dopamine
11
Q
testes
A
- glands found in males
- regulate masturation of sex organs and development of secondary sex characteristics: muscle mass, growth of axillary hair
- produce: testosterone, esradiol
12
Q
ovaries
A
- found in women
- regulate menstrual cycle, pregnancy, and secondary sex characteristics : enlargement of breast/widening of hips
- produce - progesterone, estrogen
13
Q
thymus
A
production of t cells; role in bodies ability to fight diseases