Exhibits The client was given oxygen, sublingual nitroglycerin, and aspirin. After one dose of nitroglycerin, the client's pain decreased to a reported 2 on a 0 to 10 scale with squeezing pain. The client was admitted for observation and percutaneous coronary intervention (PCI) to be completed later within the evening. The client asks the nurse to explain why a PCI is being completed. If healthcare providers see a narrowed heart vessel while performing a percutaneous coronary intervention (PCI), they may perform a balloon angioplasty to compress the plaque against the vessel wall and hold it there with a stent, which of the following will be lessened as a result.