QUESTIONS WITH ANSWERS
CPP Formula - ANSWER-MAP - ICP = CPP
MAP Formula - ANSWER-SBP + 2(DBP) / 3 = MAP
CPP Range - ANSWER-50 - 80 mmHg
Neurogenic Shock S/S - ANSWER-Recent trauma. Loss of sympathetic tone, rapid
onset hypotension... Possibly bradycardia, warm flushed skin, potentially priapism.
Head Injury (Epidural) - ANSWER-"MMA" LOC, then lucid interval, then LOC
Head Injury (Subarachnoid Hemorrhage) - ANSWER-Life Threatening, "thunderclap
headache"
Head Injury (Subdural) - ANSWER-Slow onset
Most common in elderly and children.
Norepinephrine (Levophed) Effect - ANSWER-Increases systemic vascular resistance
(SVR) causing increased vasoconstriction (Increased Preload)
Positive Inotropic/Chronotropic Effects
Increase or maintain cardiac output.
Dobutamine Effect - ANSWER-Positive Inotropy & Chronotropy & Peripheral
Vasodilation
Which will increase cardiac output
Increased stroke volume and HR
Dopamine Effect - ANSWER-Sympathomimetic
Inotropic and Chronotropic Effect
Gold Standard For Intubation Placement - ANSWER-ECO2 Waveform
High PEEP Effects - ANSWER-Over inflation, barotrauma, elevated intrathoracic
pressure causing decreased venous return causing decreased cardiac output.
Phlebostatic axis location - ANSWER-4 th ICS mid ax and mid chest
Pediatric Fluid Bolus - ANSWER-
Ventilator: Correcting High CO2 - ANSWER-Increase RR increasing minute volume and
ventilation