PCU Exam With Correct Solutions.

3 parts of a chest tube - 1. drainage chamber - measure fluid accumulation 2. water seal chamber - one way valve for fluid to escape; bubbling indicates leak or air escape 3. suction control chamber - regulates negative pressure 4 types of PCIs - 1. balloon angioplasty - balloon across lesion 2. stent placement - mesh over steonic area 3. atherectomy - removes plaque 4. laser angioplasty - lasers lesion a lateral wall MI involves which vessel? - left circumflex a posterior wall MI involves which vessel? - posterior descending branch a septal wall MI affects which leads and involves which vessel is involved? - V1 & V2; septal branch of LAD an anterior wall MI affects which leads and involves which vessel is involved? - V3 & V4; LAD + diagonal LAD branch an inferior wall MI involves which vessel? - RCA anion gap and pH in DKA - 10; pH 3.5 antihypertensive of choice for CVA - labetalol complications of MI - pulmonary edema, RVMI, cardiogenic shock, reinfarction, dysrhythmias