7. what lines internal cavities that have no external opening to the body?
o mediastinum
o pericardium
o mucus membranes
light 9
o serous membranes

List the 4 steps for scene assessment (what you do at the very beginning) for an adult

How can lung cancer best be prevented? a. by getting regular screeningsc) b. by avoiding cigarette smokec. by monitoring cholesterol levelsd. by avoiding nown allergensherrwww

John is jogging on a winter day. the outdoor temperature is 31° f. yet his body temperature is 98°f. which term best describes the process causing this difference in temperature?