Study guides, Class notes & Summaries

CCRN Questions And All Correct Answers A patient has had a large anterior myocardial infarction last month and developed a ventricular aneurysm. He now has episodes of ventricular tachycardia that are not prevented or converted with antidysrhythmic agents. An implantable cardioverterdefibrillator (ICD) is implanted. Four days after surgery he develops ventricular tachycardia. The ICD has delivered three shocks but has not converted the rhythm. He is pulseless and apneic. Cardiopulmonary ...

Practice Test 1 CCRN (Pass CCRN) 2024 Updated Exam What is vasogenic cerebral edema? - ANSWER- Vasogenic cerebral edema is an increase in extracellular fluid caused by a breakdown of the blood-brain barrier with the resultant increase in vascular permeability. This cerebral edema begins locally and becomes more generalized. Common causes are trauma (including surgical trauma), tumors, hemorrhage, and abscesses What ventilator parameter indicates fluid volume excess? - ANSWER- An A:a gra...

CCRN TEST STUDY QUESTIONS & ANSWERS SOLVED 100% CORRECT!! SIADH - ANSWER increased ADH level, holding on to too much water, dilutional hyponatremia. Decreased osmolarity=hypoosmolar. Decreased urinary output. CSF normal protein, glucose, WBCs, specific gravity, - ANSWER Protein <100, Glucose: 70 WBCs: 4 cells/mm2 Specific gravity 1.007 Poikothermia - ANSWER fluctuation of core body temperature of more than 2° C due to changes in ambient room temperature pathophysiology of a seizure...

CCRN Review BEST FOR 2024/2025 EXAM PREP| Verified Answers Heart rate (HR) - ANSWER- 60-100 beats/min Mean arterial pressure (MAP) - ANSWER- 70-105 mmHg Cardiac output (CO) - ANSWER- 4-5 L/min Cardiac index (CI) - ANSWER- 2.5-4.5 L/min/m2 Stroke volume (SV) - ANSWER- 50-100 ml/beat Stroke index (SI) - ANSWER- 35-60 ml/m2/beat Right arterial pressure (RAP) - ANSWER- 4-8 mmHg Pulmonary artery pressure (PAP) - ANSWER- Systolic 15-30 mmHg Diastolic 5-15 mmHg Pulmonary artery occlusive p...

PASS the CCRN!! Questions And Answers A 56 yr-old male is admitted to the ICU with a blood pressure of 225/135 and complains of a headache and nausea. He reports he ran out of blood pressure meds three days ago, but also appears to be confused to the date and situation. What is the most appropriate treatment approach? - ANSWER- Rapidly lower the diastolic pressure to 100 with IV antihypertensive meds, then continue to gradually reduce the diastolic pressure to 85 with oral antihypertens...

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...