Emt National Registry Exam Questions & Answers 2023/2024

angina pectoris {Ans: chest pain caused by increased workload of the heart due to inadequate oxygen supply to the heart muscle caused by partial blockage of coronary arteries}how often should you reassess a critical patient? {Ans: every 3-5 minutes}ss of aortic dissection {Ans: -severe sharp or tearing pain in back, flank, or arm -syncope -difference of 20 mmHg in systolic bp between upper arms}cardiac output {Ans: heart rate x stroke volume}ss of a pulmonary embolism {Ans: -sudden onset of unexplained dyspnea -difficulty breathing -sudden onset of sharp stabbing chest pain -cough -tachypnea/tachycardia -syncope -cool moist skin -lowered blood pressure -cyanosis -distended neck veins* -crackles -fever}cluster headache {Ans: pain found on one side of the head/face in the temporal region or around the eye is excruciating (excessive tear production)}