Carmela arrived at the emergency room (ER)The ER nurse is preparing to administer nitroglycerin for Carmela who is experiencing chest pain. Which is the best explanation for the administration of this medication? Question 2 options: “Nitroglycerin dilates the vessels that supply blood to your heart.” Nitroglycerin can prevent damage to your heart muscle.” “Nitroglycerin resolves blood plaque from occluding your coronary arteries.” “Nitroglycerin promotes increased blood circulation to your peripheral extremities.” with mid-sternal chest pain. Which of the following nursing intervention should take priority? Question 1 options: A complete health history Cardiac assessment with auscultation Assess vital signs carefully An electrocardiogram