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CCRN Practice Test questions with correct answers
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CCRN Practice Test questions with correct answers
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CCRN Practice Test questions withcorrect answers
A patient in hyperosolar hyperglycemic state (HHS) is being admitted with dehydration and a
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serum glucose level of 836 mg/dL. Which of the following additional laboratory findings should
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the nurse anticipate?
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A. decreased BUN, decreased creatinine, and elevated serum osmolality
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B. decreased BUN, decreased creatinine and decreased serum osmolality
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C. decreased BUN, elevated creatinine and decreased serum osmolality
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D. elevated BUN, elevated creatinine and elevated serum osmolality - ANSWER: ➡ D. elevated
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BUN, elevated creatinine and elevated serum osmolality
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Serum osmolality > 320 mOsm/kg distinguishes HHS from DKA
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On the fifth day post-admission, a patient with Q waves in V1, V2, and V3 develops hypotension,
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tachycardia, and a pan-systolic murmur that is loudest at the lower left sternal border. This
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patient most likely developed
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A. idiopathic hypertrophic cardiomyopathy
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B. inferior wall infarction
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C. cardiac tamponade
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D. a ruptured inter-ventricular septum - ANSWER: ➡ D. a ruptured inter-ventricular septum
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(septal wall MI)
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A patient with a history of chronic pain, asthma, diabetes, and heavy alcohol intake is now
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experiencing cognitive impairment from medications. Assessment: awake but confused, BP
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155/82, HR 84, RR 16 and SpO2 95% on RA. This patient is at high risk for
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,A. Intubation
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B. needing long-term psychiatric care
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C. attempting suicide
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D. over-sedation by staff - ANSWER: ➡ C. attempting suicide (chronic medical illness, heavy
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alcohol intake, and chronic pain)
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Which of the following 12-lead ECG changes should be expected in a patient with acute coronary
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syndrome involving the inferior wall?
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A. ST segment elevation and deeply inverted T waves in leads V4-V6, I and aVL
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B. ST segment elevation in leads II, III, and all precordial leads
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C. ST segment elevation and deeply inverted T waves in leads II, III, aVF
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D. ST segment depression and T wave elevation in leads II, III, aVL - ANSWER: ➡ C. ST segment
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elevation and deeply inverted T waves in leads II, III, aVF
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The major effect of acute lung injury (ALI) on the lung tissue is
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A. decreased capillary permeability
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B. increased function residual capacity (FRC)
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C. decreased compliance
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D. decreased alveolar surface tension - ANSWER: ➡ C. decreased compliance (related to the
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alteration of lung endothelium and vascular tissue. Results in stiffness and fluid filled non-
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aerated airways) t
A patient with mitral regurgitation suddenly develops atrial fibrillation with a rate of 156. BP is
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118/74. The nurse should anticipate medication orders for
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A. beta-blockers and vasopressors
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B. warfarin (Coumadin) and alpha-agonists
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C. beta-agonists and calcium-channel blockers
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,D. cardiac glycosides and calcium channel blockers - ANSWER: ➡ D. cardiac glycosides
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(digoxin) and calcium channel blockers
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Which of the following pulmonary artery catheter findings would be anticipated in a patient
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with chronic emphysema?
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A. increased CVP
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B. decreased CI
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C. increased SV
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D. decreased PAOP - ANSWER: ➡ A. increased CVP (emphysema can cause cor pulmonale
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secondary to increased pressure)
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A patient is admitted complaining of chest pain and nausea. The ECG monitor reveals secondary
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AV block, Type II. These findings are probably a result of occlusion of which of the following
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coronary arteries?
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A. left anterior descending
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B. left circumflex
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C. posterior descending
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D. right - ANSWER: ➡ A. left anterior descending (LAD supplies blood to the septum)
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A patient has heart failure secondary to ischemic cardiomyopathy and end-stage coronary
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artery disease. Which of the following agents would be most beneficial
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A. digoxin and diltiazem
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B. carvedilol and lisinopril
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C. veramapril and spironolactone
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D. flecainide and hydralazine - ANSWER: ➡ B. carvedilol and lisinopril (decreases after-load
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and minimizes remodeling that is associated with HF)
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, When providing care to a patient with status epilepticus, the nurse should recognize that
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usually
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A. it is a state of continuous seizures lasting more than two minutes
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B. the patient comes out of the post ictal state between seizures
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C. it results from abrupt discontinuation of anti-seizure meds
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D. the cause of death is due to cerebral hemorrhage - ANSWER: ➡ C. it results from abrupt
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discontinuation of anti-seizure meds
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A patient with a history of angina is admitted to the units after surgical repair of an AAA. The
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patient is receiving a sodium nitroprusside (Nipride) gtt for severe postop hypertension.
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Twelve hours later, the pattient complains of back pain.
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BP 80/60 t t
HR 120 t t
UO 20 mL/hr t t t
+1 left and right dorsalis pedis pulse
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A. Admin of NS 200 ml/hr and prepare for doppler studies
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B. spiral chest CT and emergent pericardiocentesis
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C. procedural sedation and IABP insertion
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D. discontinuation of Nipride and prepare for surgery - ANSWER: ➡ D. discontinuation of
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Nipride and prepare for surgery (because the patient is hypotensive-DUH! w/ s/s of postop
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bleeding and hypovolemic shock)
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A patient with head trauma is experiencing increased ICP. The ideal level at which to maintain
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arterial pCO2
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A. below 20 t t t
B. between 35 and 45
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C. between 25 and 30
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