A class studies the phenomenon of flight or fight in a pack of coyotes. The students learned that over 30 stress hormones are released into an organism's body during a stressful event. The result is a change in breathing pattern, heart rate, and digestion. Which system is responsible for this response and the release of hormones? endocrine system

nervous system

integumentary system

muscular system

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.

Oak and maple trees, chipmunks, white-tail deer, and black bears emerging from hibernation are all organisms that may be found in which biome

Which was not a reason why canals were built in florida