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