Shock and Acute Respiratory Failure
Exam Questions With Complete
Solutions Graded A+
What is shock? - ANSWER-hypoperfusion and impaired oxygenation
What may be a common sign of severe vasoconstriction as related to shock?
What sign reflects an attempt to inc cardiac output in shock. - ANSWER-hypothermia
tachycardia mediated by the sympathetic response.
Pt w/ distributive shock often have vaso-___________ and ________ extremities. -
ANSWER-Pt w/ distributive shock often have vasoDILATION and WARM extremities.
What are the types of shock? - ANSWER-"DisCOH"
Distributive
Cardiogenic
Obstructive
Hypovolemic
Types of Distributive shock? - ANSWER-Septic
Anaphylactic
Adrenal crisis
Neurogenic (upper spinal cord injury)
, Types of hypovolemic shock? - ANSWER-hemorrhagic
nonhemorrhagic
Types of cardiogenic shock?
Primary goal in tx? - ANSWER-Myopathic (i.e., ischemic)
Mechanical (i.e., valvular)
Arrhythmic
Tx goal: improve myocardial function.
Types of obstructive shock? - ANSWER-Massive pulmonary emboli
Cardiac tamponade
Tension pneumothorax
Constrictive pericarditis
hemodynamic findings in hypovolemic shock? - ANSWER-dec cardiac output
dec right and left ventricular filling pressure (preload)
inc after load (SVR)
clinical findings in hypovolemic shock - ANSWER-flat nondistended jugular veins
Distributive shock is characterized by what? - ANSWER-Vasodilation (peripheral
vascular tone)
mc form of distributive shock? - ANSWER-septic shock
Anterior myocardial infarction are more likely to lead to __________ shock. - ANSWER-
cardiogenic