Function of The Endocrine System Flashcards
Messages can be passed through the body through …. via the endocrine system
Hormones
What are hormones?
Chemical messages released by glands into the bloodstream
The endocrine system provides a …. system of ….. within the ….. to ….. the activity of cells and organs in the body
Chemical
Communication
Bloodstream
Regulate
What does the endocrine system regulate?
The activity of cells and organs in the body
Is the endocrine system slower or faster than the nervous system?
Slower
Even though the endocrine system is slower than the nervous system it’s effects are….
More widespread and powerful
These chemical messengers are…
Hormones
What are hormones released by?
Glands
The …. messengers are ….. which are released by the …. Within the endocrine system to regulate many …
Chemical
Hormones
Glands
Bodily functions
What’s a gland?
An organ that secretes/releases hormones that’s control/regulate functions in the body
Name three major glands
Pineal gland
Adrenal gland
Pituitary glad
What’s the role of the pineal gland?
Secretes hormone melatonin which is involved in regulating the sleep awake cycle by making the person feel tired and ready to sleep
What hormone does the pineal gland secrete?
Melatonin
What’s melatonin responsible for?
Regulating the sleep awake cycle
What’s the role of the adrenal gland?
Release’s adrenaline causing physiological changes involved in the fight or flight response such as increased blood flow to transport oxygen to the brain for rapid response planning
What hormone does the adrenal gland release?
Adrenaline
What does adrenaline cause?
Physiological changes involved in fight of flight response
What hormone causes fight or flight response?
Adrenaline
What does the fight or flight response cause?
Increased blood flow to transport oxygen to the brain for rapid response planning
What’s the role of the pituitary gland?
Secretes many different hormones that control the functions of other glands
What hormone does the pituitary gland secrete?
Many different hormones
What are two examples of glands that the pituitary gland controls?
Ovaries and testes
What’s the role of the ovaries?
Anterior pituitary gland released LH and FSH which encourages the ovaries to release oestrogen and progesterone which regulate the female menstrual cycle and prepares the body for reproduction
The anterior pituitary gland releases what?
LH AND FSH
