Multiple Choice
"My doctor said I have cor pul-something,which is a heart problem," says Mr.Garabedian."I thought I just had these bad lungs that can't be fixed.How can that make my heart go bad?" Which mechanism leads to the development of cor pulmonale,which should serve as the basis for your response to Mr.Garabedian?
A) Left ventricular failure causes pulmonary venous congestion and pulmonary edema.
B) Pneumothorax causes compression atelectasis, decreased alveolar ventilation, and impaired oxygenation.
C) Increased resistance to pulmonary arterial flow leads to compensatory right ventricular hypertrophy.
D) Impaired ventilation causes decreased PaO₂, which precipitates cardiac dysrhythmias.
Correct Answer:
Verified
Correct Answer:
Verified
Q7: Structure(s)that engage in exchange of respiratory gases
Q8: Primary pulmonary hypertension is<br>A) more common in
Q9: Shifts in the oxyhemoglobin dissociation curve represent
Q10: The amount of gas remaining in the
Q11: Hypoventilation causes<br>A) hypoxemia.<br>B) respiratory alkalosis.<br>C) increased minute
Q13: An increase in filtration of fluid from
Q14: Virchow's triad can result in<br>A) decreased pulmonary
Q15: Hypoxic pulmonary vasoconstriction<br>A) diverts blood to hypoxic
Q16: The pulmonary structure that has the least
Q17: The peripheral chemoreceptors<br>A) are located in the