Which of the following are the causes of congestion?
A: Local venous compression
B: Local or systemic venous obstruction
C: Cardiac failure
D: Increase of vasoactive substances
A: Local venous compression
B: Local or systemic venous obstruction
C: Cardiac failure
D: Increase of vasoactive substances
举一反三
- 单选题<br/>Which<br/>of the following statements is the most consistent with the<br/>definition of heart failure? () A: Stroke volume is decreased B: The volume of venous return is greater than that of cardiac output C: Cardiac output cannot meet body’s requirement for metabolism D: Heart dysfunction results in congestion in pulmonary and systemic<br/>circulation
- The mechanism of lower extremity edema in patients with right heart failure does not include: A: Increased capillary permeability B: Retention of sodium and water C: Systemic venous congestion D: Hypoproteinemia E: Increased capillary hydrostatic pressure
- 3. Which of the following hypoxia generally has no cyanosis? A: Respiratory insufficiency B: Suffocation C: Tissue oxygen disorder D: Venous blood doping E: Cardiac insufficiency
- The reliable variables reflecting tissue perfusion are () A: Central venous pressure B: Mean arterial pressure C: Systemic vascular resistance D: Venous oxygen saturation E: Pulmonary capillary wedge pressure
- Which of the following will increase cardiac output? A: an increase in sympathetic impulses B: an increase in parasympathetic impulses C: a faster stream of impulses from the baroreceptors D: an increase in vasodilation