CCRN Study guides, Class notes & Summaries

Pass CCRN test bank QUESTIONS & ANSWERS 2023 ( A+ GRADED 100% VERIFIED)

Which 12-lead ECG changes should be expected in a patient with ACS involving the inferior wall? a) ST segment elevation in leads II, III and all the precordial leads b) ST segment elevation and deeply inverted T waves in leads II, III and AvF c) ST segment elevation and deeply inverted T waves in leads V4-V6, I and aVL d) ST segment depression and T wave elevation in leads II, III and AvL - Answer- Correct Answer: ST segment elevation and deeply inverted T waves in leads II, III and AvF A...

CCRN Barrons Hemodynamic concepts Exam Questions and Answers 100% Pass Normal Cardiac Output - Answer- 4-8 L/min normal cardiac index - Answer- 2.5-4 +takes into account the body surface area and is a more meaningful value than CO CO = - Answer- HR x SV Stroke volume is determined by - Answer- preload, afterload, contractility Preload hemodynamic measurements - Answer- Central venous pressure (CVP) (right ventricular) AKA right atria pressure Pulmonary artery occlusive pressure (PAOP) (...

Renal/Genitourinary Barrons CCRN Exam Questions and Answers 100% Pass comorbidities that put the pt at risk for developing AKI - Answer- Diabetes Heart failure Hypertension nephrotoxic substances - Answer- Antibiotics NSAIDS ACE inhibitors, ARBS Antineoplastics Contrast media Diuretics measures the amount of nitrogen in the blood that comes from the waste product urea (formed in the liver) - Answer- BUN- blood urea nitrogen Normal Blood Urea Nitrogen (BUN) - Answer- 10-23 mg/dL non...

Gastrointestinal concepts Barrons CCRN Exam Questions and Answers RUQ - Answer- pyloris duodenum liver right kidney and adrenal glands hepatic flexure of the colon head of the pancreas LUQ - Answer- stomach spleen Left kidney and adrenal gland splenic flexure of the colon body of the pancreas RLQ - Answer- cecum appendix LLQ - Answer- sigmoid colon Accounts for approximately 80% of acute GI bleeding - Answer- upper GI bleeding - peptic ulcer disease - esophageal - stress ulcer...

CCRN Barrons Respiratory Concepts Exam Questions and Answers 100% pass Rely on mild hypoxemia for ventilator drive. if the PaO2 Is corrected to normal, this may result in a decreased drive to breathe - Answer- Chronic PaCO2 retainers What is the clinical indicator of ventilation - Answer- PaCO2 What is minute ventilation - Answer- tidal volume x respiratory rate +normal ventilation is about 4L/min an increase in minute ventilation = - Answer- an increase in work of breathing Primary musc...

CCRN Barrons Multisystem concepts Exam Questions and Answers 100% Pass cellular disease due to inadequate perfusion (oxygen demand is greater than oxygen delivered) or the inability of the cells to utilize the delivered oxygen (oxygen utilization/consumption) - Answer- shock 3 stages of shock - Answer- compensatory progressive refractory BP is maintained during compensatory stage of shock d/t what two mechanisms? - Answer- stimulation of the sympathetic nervous system activation of the...

CCRN Barrons neurological concepts Exam Questions and Answers 100% Pass Which cranial nerve is often affected with a basilar skull fracture - Answer- I (olfactory)- smell Which cranial nerve deals with pupillary function - Answer- III (oculomotor) All cranial nerves arise from the brainstem except which two - Answer- cranial nerves I (olfactory-smell) and II (optic- sight) + they arise from the cerebrum above the brain stem This cranial nerve is tested by doll's eyes and cold caloric ex...

CCRN Barrons Cardiovascular Exam Questions and Answers Marks the end of diastole, the beginning of systole - Answer- S1 Caused by closure of AV valves (mitral, tricuspid) & loudest at the apex of the heart (midclavicular, 5th intercostal) - Answer- S1 Caused by closure of the semilunar valves; can be split by inspiration - Answer- S2 AV valves - Answer- tricuspid and mitral semilunar valves - Answer- pulmonary and aortic This heart sound is louder with a pulmonary embolism - Answer- S2 ...

CCRN Barrons Integumentary Exam Questions and Answers 100% Pass Pressure injury stage characterized by intact skin with redness of a localized area - Answer- stage 1 pressure injury stage characterized by partial thickness skin loss with exposed dermis. The wound bed is pink or red and moist and may appear as a blister - Answer- Stage 2 Pressure injury stage characterized by full thickness skin loss. Subcutaneous fat is visible - Answer- Stage 3 Pressure injury stage characterized by ful...

CCRN Barrons Behavioral/psychosocial concepts Exam Questions and Answers Two tools for assessing delirium in critically ill patients - Answer- The confusion assessment method for the ICU (CAM ICU) and the intensive care delirium screening checklist (ICDSC) Should you assess for delirium if the patient is not responsive or is heavily sedated? - Answer- No prevention of delirium - Answer- utilize strategies to promote patient orientation assess/manage the environment control clinical para...

CCRN Barrons Hematology/Immunology Exam Questions and Answers smallest type of blood cell and made in bone marrow - Answer- platelet platelet count measures - Answer- platelet quantity bleeding time measures - Answer- platelet function/how well platelets work intrinsic coagulation pathway is stimulated by - Answer- vascular endothelium injury ex: Cell trauma (valve, IABP) sepsis shock ARDs hypoxemia, acidemia Cardiopulmonary arrest extrinsic coagulation pathway is stimulated by - Ans...