The Adrenal Glands Flashcards
How many adrenal glands are there?
2.
Where are the adrenal glands found in the body?
On top of the kidneys.
What are the two parts of an adrenal gland?
The outer part - Adrenal cortex.
The inner part - Adrenal medulla.
What is the main distinction between the hormones released by the adrenal cortex and the adrenal medulla?
The adrenal cortex hormones are necessary for life, the adrenal medulla hormones are not.
What hormone does that adrenal cortex produce?
Cortisol.
What does cortisol do?
Regulates or supports a variety of important bodily functions such as cardiovascular functions.
When is cortisol released?
In response to stress.
What will happen if cortisol levels are low?
Low blood pressure, poor immune function, inability to deal with stress.
What does the adrenal medulla release?
Adrenaline and noradrenaline.
What do adrenaline and noradrenaline do?
Prepare the body for fight or flight.
When is adrenaline released?
In response to a stressful situation.
What does adrenaline do to the body?
Increase hear rate and blood flow to the muscles and brain.
What does noradrenaline do?
Increases blood pressure by constricting the blood vessels.
