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Bkat Study Questions and Answers 2025

HEAL100 Health Care — exam and revision material · Other

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Health Care exam material, 9 pages. Originally published on StudyMerit.

Pages
9
Academic year
2025/2026
Language
English

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BKAT CRITICAL CARE EXAM REVIEW | BKAT ICU POST TEST | ALL QUESTIONS AND CORRECT ANSWERS | GRADED A+ | VERIFIED ANSWERS | LATEST VERSION 2025 Normal Central Venous Pressure (CVP) range 2 - 8 mmHg Normal Pulmonary Artery Occlusion Pressure (PAOP) range 6 - 12 mmHg Normal Pulmonary Artery Systolic (PAS) range 20 - 30 mmHg Normal Pulmonary Artery Diastolic (PAD) range 5 - 15 mmHg Normal Pulmonary Artery Mean (PAM) 11 - 20 mmHg Normal Systemic Vascular Resistance (SVR) range 800 - 1200 mmHg Preload volume left in the left vent ricle at the end of diastole What is preload affected by? venous return to the heart, atrial kick, total volume, and ventricular compliance What drugs can affect preload? Furosemide and nitroglycerin Afterload Amount of pressure heart has to overcome to pu mp blood out What drugs may affect afterload? Vasoconstricters and vasodilators Contractility the contractile force of the heart, how much will it take to move the preload out against the afterload What is the appropriate hold time after pulling an arteria l line? 5 - 10 min What part of the heart does the PAOP affect? Left ventricle What part of the heart does the CVP affect? Right ventricle What does it mean when the PAOP is elevated? Increased left ventricular end diastolic pressure that could be indicative of left ventricular dysfunction or failure What does it mean if CVP is elevated? Downloaded by Studymerit Dotcom (samuelkaruiki40@gmail.com) lOMoARcPSD|6879242

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Fluid overload or decreased compliance (such as with ARDS and COPD) Difference between stable and un stable angina Stable angina: pain happens with certain activities but then goes away with rest. Unstable angina: chest pain can occur at rest, becomes more sever or frequent, or lasts longer ECG changes with an acute MI? ST elevation or depression ECG chan ges with hyperkalemia Peaked T waves What conditions may cause elevated cardiac enzymes? Trauma, acute MI, CABG, and pericarditis What is the goal of treatment with cariogenic shock? to increase cardiac output What are the effects of nitroprusside (Nipride ) and dobutamine (Dobutrex) on preload, afterload, and contractility? They both increase cardiac output, heart rate, and contractility Special precautions of Nipride It can cause severe hypotension and cyanide toxicity Where to listen to assess with a murm ur associated with aortic stenosis right upper sternal border What is the most important thing to watch for when administering tPa? mental status changes Anti - clotting medications Aspirin, clopidogrel (Plavix), ticagrelor (Brilinta), warfarin (Coumadin), h eparin, apixaban (Eliquis), and enoxaparin (Lovenox) Heart rate controlling medications Beta blockers ( - lol), calcium channel blockers ( - ipine), Digoxin Heart rhythm controlling medications Na+ channel blockers (lidocaine) and K+ channel blockers (amiodarone) R on T phenomenon When pacing, a strong ventricular stimulus occurring on top of the T wave that can initiate a sustained ventricular tachyarrythmia Normal PR interval 0.12 - 0.20 seconds What can a long PR interval (>0.20 seconds) indicate? 1st degree heart block, hypokalemia, acute rheumatic fever, or carditis associated with Lyme disease Downloaded by Studymerit Dotcom (samuelkaruiki40@gmail.com) lOMoARcPSD|6879242

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Normal QRS complex 0.12 seconds or less What could a wide QRS complex (>0.12 seconds) indicate? Right or left BBB, pacemaker, hyperkalemia, or ventricular pre - excitation associated with Wolf - Parkinson - White pattern Normal QT interval Less than or equal to 0.04 seconds What could a long QT interval (>0.04 seconds) indicate? Antibiotic use or hyperkalemia W hat to watch out for with Dopamine administration in regards to skin Reflex erythema, central blanching, and piloerection Heparin antidote protamine sulfate Coumadin antidote Vitamin K Antidote for Coumadin Vitamin K ACLS drug and dose for symptomatic sinus bradycardia Atropine 0.5 mg repeated up to a total dose of 3 mg Signs and symptoms of digitalis toxicity Loss of appetite, nausea, vomiting, diarrhea, tachycardia, and vision changes including blind spots, blurred v ision, seeing spots, and changes in how colors look Causes of low volume ventilator alarm Tube disconnection Causes of high pressure ventilator alarm Biting on ETT, coughing, mucus plug, bronchospasm, mucus or water in the tube, or kinked tubing How much is too much output in chest tube over one hour following surgery? >150 mL Appropriate pressure for suctioning is 120 mmHg Causes of decreased breath sounds Pneumonia, heart failure, pleural effusion, and increased chest wall thickness Nursing acti on to check for proper ETT placement Listen to bilateral breath sounds Most common reason for development of PE following trauma with multiple long bone fractures Downloaded by Studymerit Dotcom (samuelkaruiki40@gmail.com) lOMoARcPSD|6879242

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