Explanation:
When damage or death of part of the heart muscle occurs as a result of ischemia, it's called a heart attack, or myocardial infarction (MI). About every 40 seconds, someone in the United States has a heart attack.
It is true, because whan heart muscle are damaged heart attack happened.
please Mark as BRAINLIST answer
Answer:
blowing air into his/her mouth and checking for an increase in the thoracic region........I GUESS
a. AO
b. OO
c. AO and BO
It is easier than solving solving matrices problems.
option 2
it is the last thing that could happen in the pictures