Question 1
The tough, fibrous sac that surrounds, protects and lubricates the heart is the
◦ myocardium.
◦ epicardium.
◦ endocardium.
◦ pericardium.
◦ trabeculae carnae.
Question 2
Warning signs of a heart attack do NOT include
◦ pain behind the breastbone.
◦ pain radiating down the left arm.
◦ sweating.
◦ nausea.
◦ pain radiating down right leg.