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Barron/Elsevier CCRN practice test Questions and Correct Answers | Latest Update
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Phenytoin inhibits _______ secretion -:- ADH Most episodes of aspiration result in (right/left) lung infiltrates. -:- Right Best indicator of GFR -:- urine creatinine clearance In a vented patient with status asthmaticus, check for _______________ -:- Auto-PEEP An increase in auto-PEEP ...

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  • September 19, 2024
  • 65
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • barronelsevier ccrn practice test questions and
  • phenytoin inhibits secretion adh mos

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2024 /2025 | © copyright | This work may not be copied for profit gain Excel!




Barron/Elsevier CCRN practice test
Questions and Correct Answers | Latest
Update
Phenytoin inhibits _______ secretion


✓ -:- ADH




Most episodes of aspiration result in (right/left) lung infiltrates.


✓ -:- Right




Best indicator of GFR


✓ -:- urine creatinine clearance




In a vented patient with status asthmaticus, check for _______________


✓ -:- Auto-PEEP




An increase in auto-PEEP is a sign of _________________.


✓ -:- Air trapping




1|P a g e | G r a d e A + | 2 0 2 0 2 5

,2024 /2025 | © copyright | This work may not be copied for profit gain Excel!



A patient with a flattened diaphragm on a Chest X-ray and decreased expiratory flow rate

most likely has what type of disease?


✓ -:- obstructive pulmonary disease




____ and ______ are the two best P wave leads.


✓ -:- II and V1




What is a manifestation of left atrial enlargement on an EKG in lead II?


✓ -:- wide, notched P waves




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


✓ -:- normal




_________ is the earliest cardiac biomarker for a MI (elevated within 3hrs s/p MI) and is

nonspecific.


✓ -:- myoglobin




injection of a sclerosing agent into the pleural space and is used for pleural effusion

2|P a g e | G r a d e A + | 2 0 2 0 2 5

,2024 /2025 | © copyright | This work may not be copied for profit gain Excel!



✓ -:- pleurodesis




The__________ coronary artery supplies the bundle of His and bundle branches


✓ -:- LAD




_____________ MIs may cause blocks of the bundle of His or bundle branches


✓ -:- anterior (LAD affected)




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)


✓ -:- Right Coronary Artery (RCA)... LCA in 10% of ppl




the ____________ node is supplied by the RCA in 55% of ppl and LCA in 45%


✓ -:- sinus




The skin changes associated with chronic peripheral arterial disease


✓ -:- pale and shiny



3|P a g e | G r a d e A + | 2 0 2 0 2 5

, 2024 /2025 | © copyright | This work may not be copied for profit gain Excel!



what are the 6 Ps of acute arterial occlusion?


✓ -:- pain, pallor, pulselessness, paresthesia, paralysis, and polar (cold)




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

with monophasic.


✓ -:- less




adding too much air to a ETT cuff can cause overinflation and tracheal ______________.


✓ -:- necrosis




What is the most common cause of death after vascular surgery?


✓ -:- myocardial infarction (MI)




Because atherosclerosis does not occur in one vessel, patients requiring vascular surgery are

likely also to have ___________________________.


✓ -:- CAD




4|P a g e | G r a d e A + | 2 0 2 0 2 5

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