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Barron/Elsevier CCRN practice test questions with correct answers
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Barron/Elsevier CCRN practice test questions with correct answers ADH - ANSWER-Phenytoin inhibits _______ secretion Right - ANSWER-Most episodes of aspiration result in (right/left) lung infiltrates. urine creatinine clearance - ANSWER-Best indicator of GFR Auto-PEEP - ANSWER-In a vented patie...

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  • November 3, 2024
  • 30
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • barronelsevier ccrn practice test questions with

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Copyright © KAYLIN 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH NOVEMBER, 2024




Barron/Elsevier CCRN practice test

questions with correct answers


ADH - ANSWER✔✔-Phenytoin inhibits _______ secretion


Right - ANSWER✔✔-Most episodes of aspiration result in (right/left) lung infiltrates.


urine creatinine clearance - ANSWER✔✔-Best indicator of GFR


Auto-PEEP - ANSWER✔✔-In a vented patient with status asthmaticus, check for _______________


Air trapping - ANSWER✔✔-An increase in auto-PEEP is a sign of _________________.


obstructive pulmonary disease - ANSWER✔✔-A patient with a flattened diaphragm on a Chest X-ray and

decreased expiratory flow rate most likely has what type of disease?


II and V1 - ANSWER✔✔-____ and ______ are the two best P wave leads.


wide, notched P waves - ANSWER✔✔-What is a manifestation of left atrial enlargement on an EKG in

lead II?


normal - ANSWER✔✔-Diphasic P waves in lead V1 on 12-lead EKG are abnormal/normal.


myoglobin - ANSWER✔✔-_________ is the earliest cardiac biomarker for a MI (elevated within 3hrs s/p

MI) and is nonspecific.


pleurodesis - ANSWER✔✔-injection of a sclerosing agent into the pleural space and is used for pleural

effusion


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,Copyright © KAYLIN 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH NOVEMBER, 2024


LAD - ANSWER✔✔-The__________ coronary artery supplies the bundle of His and bundle branches


anterior (LAD affected) - ANSWER✔✔-_____________ MIs may cause blocks of the bundle of His or

bundle branches


Right Coronary Artery (RCA)... LCA in 10% of ppl - ANSWER✔✔-Type I AV block, also called Wenckebach,

is a block at the AV node, and the AV node is supplied by the ___________________ (in 90% of people)


sinus - ANSWER✔✔-the ____________ node is supplied by the RCA in 55% of ppl and LCA in 45%


pale and shiny - ANSWER✔✔-The skin changes associated with chronic peripheral arterial disease


pain, pallor, pulselessness, paresthesia, paralysis, and polar (cold) - ANSWER✔✔-what are the 6 Ps of

acute arterial occlusion?


less - ANSWER✔✔-There is (more/less) risk of burning of the skin with biphasic waveform defibrillation

than with monophasic.


necrosis - ANSWER✔✔-adding too much air to a ETT cuff can cause overinflation and tracheal

______________.


myocardial infarction (MI) - ANSWER✔✔-What is the most common cause of death after vascular

surgery?


CAD - ANSWER✔✔-Because atherosclerosis does not occur in one vessel, patients requiring vascular

surgery are likely also to have ___________________________.


dissecting aortic aneurysm - ANSWER✔✔-The first diagnostic test should be a CXR film for probable

diagnosis. The film would reveal a widening mediastinum. An additional, more indicative finding would

be calcified aortic knob with extension of the aortic wall.


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, Copyright © KAYLIN 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH NOVEMBER, 2024


left - ANSWER✔✔-A wide, notched P wave is an indication of ________ atrial enlargement.


P mitrale - ANSWER✔✔-Left atrial enlargement causes the P wave to be wide (greater than 0.1 second)

and notched. This sometimes is referred to as ___ __________.


mitral - ANSWER✔✔-___________ valve stenosis causes LA enlargement and wide, notched P Waves


RCA (as seen in inferior wall MIs) - ANSWER✔✔-SA blocks, second-degree AV block type I, and third-

degree AV heart block at the level of the AV node would occur in _______________ occlusion


left - ANSWER✔✔-The anterolateral heart wall is supplied by the ______ coronary artery


right - ANSWER✔✔-The SA node and the atrioventricular (AV) node are supplied by the ________

coronary artery in most hearts.


AV - ANSWER✔✔-second degree Type I AV block is located anatomically at the _____ node


Bundle of His - ANSWER✔✔-Second degree AV block Type II is located anatomically at the

________________.


junctional escape - ANSWER✔✔-A third-degree AV heart block would have to be blocked above the

bundle of His to have what kind of rhythm?


erythropoietin (EPO) - ANSWER✔✔-The hypoxemia that results from COPD causes release of

_______________ from the kidney, which stimulates release of red blood cells from the bone marrow

and polycythemia


COPD causes pulmonary hypertension, right ventricular hypertrophy, and right atrial enlargement. The

right atrial enlargement causes stretching of the atrial tissue and frequently results in atrial

dysrhythmias. - ANSWER✔✔-How does COPD result in atrial fibrillation and predisposition to PEs?


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