Post-traumatic stress disorder as a result of served emotional shock a. true b. false​

true

Explanation:

ptsd is can happen from a variety of different things not just emotional shock, if the question sounds like its saying ptsd can only be caused by emotional shock then false I think but if its in a different context I think true

when in a crucial situation, after calling 911, the correct posture for delivering effective compression is the proper hand placement.

first, place two fingers at the sternum, then put the heel of your other hand next to the fingers and place hand on top of the other. lock your elbows by using your body’s weight and compress the victim’s chest with a depth of 2 inches.

moreover, do 15 compression and 2 breaths, this process must be done four times until there is a pulse or a arrive.