Was this a true/false question?
If so, the answer would be True.
Answer:
ALVEOLI are the very small air sacs where the exchange of oxygen and carbon dioxide takes place. CAPILLARIES are blood vessels in the walls of the alveoli. Blood passes through the capillaries, entering through your PULMONARY ARTERY and leaving via your PULMONARY VEIN.
Explanation:
Answer:
a. epinephrine.
Explanation:
Discovered in 1895, epinephrine, the hormone of "fight or flight" is a key neurotransmitter as man evolved.
Produced by the adrenal glands, it s main function is to trigger a quick response to potenital threats, seen an increased blood pressure to muscles, heart rate, pupils dilatation and increased metabolyizing of suger.
The incorrect levels of epinephrine will characterize a person suffering an anxiety disorder. If a situation requieres a stress response, epinephrine will help a living organism like mammals to answer quickly and surive.
