Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange
5. Dextromethorphan is used to treat common colds and contains anti-histamines, pain relievers and decongestants.
13. Receiving oxygen is the main goal of the respiratory system by acting as a vacuum to suck in air and release carbon dioxide.
19.Cardiopulmonary rescucitation is used to get blood flowing and the lungs working by using chest compressions and artificial air flow. The chest compression at like jump start to get the heart pumping and lungs inflating.
20. Norepinephrine works with the sympathetic nervous system to activate the fight or flight response and release adrenaline to either fight or run.
I tried to answer all of these questions but I don't think I can answer all twenty all at once
The body has levels of organization that build on each other. Cells make up tissues, tissues make up organs, and organs make up organ systems. The function of an organ system depends on the integrated activity of its organs. For instance, digestive system organs cooperate to process food.
The heart pumps blood through the lungs. In the lungs the blood receives oxygen and releases carbon dioxide. ... When the oxygen-rich blood gets to the cells, the cells receive the oxygen and release the carbon dioxide.
They deliver oxygen to the brain :)