What's the difference between tropism in plants and reflex action in animals? (Apart from Tropism refers to growth or turning movement of a plant in attempts to respond to changes in environmental stimulus while reflex action is a involuntary movement made by an organism (animal) in response to a stimulus.)

Cpr, or cardiopulmonary resuscitation, is a first-aid technique to save lives. it involves compressions of the patient's chest cavity. which description is the best description of the functions of chest compressions in cpr? chest compressions are done to pump the heart. chest compressions are done to strengthen the rib bones. chest compressions increase carbon dioxide inhalation. chest compressions allow the patient's muscles to wake up.