Summon more propelled medicinal workforce and place the casualty into a position that relaxes. Guaranteeing that benefactors remain in the areas of the pool that are proper for their swim capacity. Convey the backboard to the lifeguard and help with expelling the casualty from the water as the other lifeguard clears the pool.
Answer:
Well some people don't get enough sunlight during winter and some don't drink enough orange juice. Others might have a disorder where their body doesn't produce enough vitamin d
Explanation:
A. Pacemaker cells located in the atria fire before the pacemaker cells in the ventricles. B. It takes time for hormones to diffuse from the atria to the ventricles to trigger contraction. C.The electrical signal generated in the right atrium is delayed at the AV node before passing to the ventricles. D.The ventricular muscle cells contract more slowly than the atrial muscle cells.