RICKY'S CFRN STUDY GUIDE WITH COMPLETE SOLUTIONS
MI PATTERNS - ️️ 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,V...
Charles's Law - ✔️✔️Gas pressure increases as Temp increases
Gas expands in a heated tank
Henry 's Law - ✔️✔️Decompression
Dalton's Law - ✔️✔️Molecules shrink under pressure. It takes more molecules to fill the
same space. More altitude=more O2 needed.
Graham's Law - ✔️✔️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 - ✔️✔️Trapped gas expands with altitude. (Air splints, Chest tubes, ET
Tubes, Bowels)
Gay-Lussac's Law - ✔️✔️Pressure in the tanks go down as temperature goes down
Murphy Sign - ✔️✔️Gallbladder, unable to take deep breath upon palpation under the
right ribs.
Cullen Sign - ✔️✔️Retroperitoneal bleed, pancreatitis, Trauma, Bruising of the umbilicus.
Grey-Turner Sign - ✔️✔️Retroperitoneal bleed, pancreatitis, Trauma, Bruising of the
flanks.
Hypoxia 4 Types - ✔️✔️Hypoxic-not enough O2 to go around=Altitude
3
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