Shock And Sepsis
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- 1.Shock is a clinical syndrome that results from inadequate tissue perfusion
- A.
True
- B.
False
- 2.Which of the following describes cycle of shock?
- A.
Increase oxygen delivery, increase oxygen need, cellular injury, release of inflammatory materials, functional and structural change to the vasculature, hypoperfusion, decrease delivery of O2
- B.
Decrease oxygen delivery, increase oxygen need, cellular injury, release of inflammatory materials, functional and structural change to the vasculature, hypoperfusion, decrease delivery of O2
- C.
Decrease oxygen delivery, increase oxygen need, inflammatory materials released, cellular injury, functional and structural change to the vasculature, hypoperfusion, decrease delivery of O2
- 3.Delay in recognizing and quickly treating shock results in a progression from compensated reversible shock to widespread multiple system organ failure but not death
- A.
True
- B.
False
- 4.Disruption of ion pumps, cell membrane breakdown are often associated with shock
- A.
True
- B.
False
- 5.
- A.
Nothing, they can be used interchangeably
- B.
Ischemic shock is absolute lack of O2 delivery, and hypoxic shock is not enough glucose or O2
- C.
Hypoxic shock is absolute lack of O2 delivery, and ischemic shock is not enough glucose or O2
- 6.Inadequate perfusion often leads to a decrease in pH
- A.
True
- B.
False
- 7.What does DO2 refer to?h
- A.
Amount of O2 delivered to tissues of the body per minute
- B.
Amount of oxygen in blood
- C.
Cardiac output
- 8.Which describes CO?
- A.
HR*SV
- B.
Preload*afterload
- C.
HR*preload
- 9.This depends on preload, afterload and contractility
- 10.Systemic venous reristance depends on
- A.
Mean arterial pressure
- B.
Central venous pressure
- C.
Cardiac output
- D.
All of the above
- 11.There is a inverse relationship between SVR and
- 12.What initially happend to pt if they have a severe hemorrhage?
- A.
Decrease in CO
- B.
Increase in CO
- C.
Increase in contractiility
- 13.What happens to a pt's heart rate once their cardiac output drops?
- A.
Increases
- B.
Decreases
- C.
Stays the same
- 14.SVR is determined by luminal diameter of the arterioles
- A.
True
- B.
False
- 15.With the extreme increase of SVR, it is highly possible to see organ failure
- A.
True
- B.
False
- 16.If C.O fall too low, then BP cannot be maintain by raising SVR any more
- A.
True
- B.
False
- 17.When MAP drops below ___ heart and brain begins to fail
- A.
40
- B.
50
- C.
60
- 18.This kind of shock is absolute deficiency in intravascular blood volume
- A.
Obstructive
- B.
Hypovolumic
- C.
Cardiogenic
- 19.Which of the following are causes of hypovolemic shock?
- A.
Gastroenteritis
- B.
Burns (skin traps moisture)
- C.
Trauma
- D.
Surgery
- E.
Interstitial loss such as ascites, sepsis, burns
- F.
All of the above
- 20.Which of the following shock is when pheripheral vascular tone becomes inappropriately relaxed?
- A.
Hypovolemic
- B.
Cardiogenic
- C.
Distributive
- 21.In distributive shock, a decrease in peripheral resistance is seen resulting in low blood pressure
- A.
True
- B.
False
- 22.All of the following are examples of distributive shock except
- A.
Drugs that cause vasodilation
- B.
Hemorrhage
- C.
Sepsis
- D.
Anaphylaxix-vasodilation
- E.
Head injury
- 23.IHD can cause which of the following shock?
- A.
Cardiogenic shock
- B.
Hypovolemic
- C.
Obstructive
- 24.Physical obstruction of the great vessels or the heart itself describes which of the following shock?
- A.
Cardiogenic
- B.
Hypovolumic
- C.
Obstructive
- D.
Distributive
- 25.Which of the following describes treatment of shock?
- A.
Airway, breathing, circulation
- B.
Circulation, antibiotic, breathing
- C.
Drugs, airway, breathing
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