Hormones and Diabetes Flashcards
Where are hormones produced?
Glands
What is a target organ?
The organ where a hormone has an effect.
How are hormones transported in the body?
In the blood
Which is faster, nervous response or endocrine response?
nervous response
Where is adrenalin produced?
Adrenal gland
Which response is caused by adrenalin?
fight or flight
What effect does adrenalin have on the heart?
Increases heart rate
What effect does adrenalin have on blood pressure?
Increases
What effect does adrenalin have on liver?
Stimulate liver to change glycogen into glucose to increase blood sugar
Where is thyroxine produced?
thyroid
What is a negative feedback mechanism?
A response in the body when conditions change from the ideal point in order to reverse the change.
What effect does thyroxine have in the body?
Stimulate metabolic rate (also growth and development)
What happens if thyroxine levels in the body are too low?
The hypothalamus releases TRH, the pituitary gland releases TSH which stimulates the thyroid to release more thyroxine.
What happens if thyroxine levels in the body are too high?
Release of TRH and TSH are inhibited, so the thyroid stops releasing more thyroxine.
Which hormone is released from the testes?
Testosterone