The Endocrine System And The Fight Or Flight Response Flashcards
What is the endocrine system
A group of glands that secrete hormones into the bloodstream in order to regulate bodily functions
What are the main 8 glands that make up the endocrine system
Hypothalamus, pituitary, thyroid, parathyroid, adrenals, pancreas, ovaries, testes
What is the fight or flight response
An evolutionary response of the body to stress. The body becomes physiologically aroused in readiness to fight an aggressor or flee
What are the 2 main hormones released during the fight or flight response
Adrenaline and noradrenaline
Which part of the adrenal gland releases adrenaline
The adrenal medulla
What is the sympathetic state
When the body is physiologically aroused
What is the parasympathetic state
When the body is in its resting state
What effects do adrenaline and noradrenaline have on the body
Increased heart rate, blood pressure, breathing and respiration, releases glucose, into bloodstream and digestion is reduced
What happens when the stressor has passed and there is no longer a threat during the fight or flight response
The parasympathetic system reverses the changes made by the sympathetic system
What is the difference between an acute and chronic stressor
Acute= short term and immediate
Chronic= long term
