Answer:
Options B and D
Explanation:
In animals, gaseous exchange takes place in the alveoli in the lungs. Generally, animals breath-out (exhale) carbon dioxide and breath-in (inhale) oxygen. Thus, carbon moves from the blood in the form of carbon dioxide into the alveoli in the lungs while the oxygen inhaled moves from the alveoli in the lungs to the blood where it is transported round the body as oxyhaemoglobin.
•Principles of first aid•
•Call for help
•Calmly take charge
•Check the scene and the casualty
•Carefully apply FIRST AID.
Hope this helps! Have a great day and good luck! ;)
Stress at moderate levels that produces positive results is called Eustress
The abiltiy to do things with you body that most people cant, such as bending your back without breaking it
