RICKY'S CFRN STUDY GUIDE 2024 Comprehensive Questions with 100% CORRECT Answers

MI PATTERNS - correct answer LISA P. LATERAL: I,aVL, v5,v6 (LCA/RCA-high lateral wall L Vent) INFERIOR: II, III, aVF (RCA-inferior & posterior wall L Vent) SEPTAL: V1, V2 (LCA/bundle branches) ANTERIOR: V3, V4 (LCA-anterior wall L Vent) POSTERIOR: V1,V2,V3,V4:ST Depression (RCA/LCA-L Vent posterior wall) Charles's Law - correct answer Gas pressure increases as Temp increases Gas expands in a heated tank Henry 's Law - correct answer Decompression Dalton's Law - correct answer Molecules shrink under pressure. It takes more molecules to fill the same space. More altitude=more O2 needed. Graham's Law - correct answer Diffusion rate of gas thru a liquid is related to solubility of the gas. Higher to Lower Concentrations. (mucous in the lungs with O2 Boyle's Law - correct answer Trapped gas expands with altitude. (Air splints, Chest tubes, ET Tubes, Bowels) Gay-Lussac's Law - correct answer Pressure in the tanks go down as temperature goes down Murphy Sign - correct answer Gallbladder, unable to take deep breath upon palpation under the right ribs. Cullen Sign - correct answer Retroperitoneal bleed, pancreatitis, Trauma, Bruising of the umbilicus. Grey-Turner Sign - correct answer Retroperitoneal bleed, pancreatitis, Trauma, Bruising of the flanks. Asterixis - correct answer Liver, Hepatitis, Hands held out and shaking Cushing's Reflex - correct answer Increased ICP, widening pulse pressure, bradycardia, resp changes (cheyne stokes). RBC, HGB, HCT - correct answer 5, 15, 45 WBC - correct answer 4000-10,000 PLT - correct answer 150,000-400,000 K+ (Potassium) - correct answer 3.5-5.0 Creat - correct answer 0.8-1.4 Glucose - correct answer 65-110