The Endocrine System Flashcards
What is the endocrine system
A system that consists of glands that secrete hormones into the blood stream to send messages
TRUE or FALSE the endocrine system is faster than the nervous system in sending messages
FALSE
The endocrine system is slower as the hormones must travel through the bloodstream
What does the endocrine system regulate
The activity of cells or organs within the body
What are examples of glands within the body
Pituitary gland
Thyroid gland
Adrenal gland
Testes
Ovaries
Pancreas
What does the pituitary gland do
Controls the release of hormones from all other glands
What is the pituitary gland split into
Anterior lobe (ACTH)
Posterior lobe (Oxytocin)
What does the thyroid gland produce
thyroxine
What does the hormone thyroxine aid the body in
Heart and digestive functioning, metabolism, brain development, bone health, and muscle control
What hormone does the adrenal gland produce
Adrenaline
What does adrenaline trigger
Fight or flight response and increases heart rate, breathing rate, contracts blood vessels
What is the adrenal gland split into
Adrenal medulla and adrenal Cortex
What does the adrenal cortex release
Cortisol
(Stress hormone)
What does the adrenal medulla release
Noradrenaline
What does noradrenaline play a role in
Plays a role in fight or flight
