Podcast
Questions and Answers
Which of the following factors is the most important determinant of whether vascular occlusion will cause damage?
Which of the following factors is the most important determinant of whether vascular occlusion will cause damage?
- The size of the occluded vessel
- The rate of development of the occlusion
- The susceptibility of the tissue to hypoxia
- The nature of the vascular supply (correct)
Which of the following tissues is the most resistant to infarction?
Which of the following tissues is the most resistant to infarction?
- The lungs
- The liver
- The hand and forearm
- All of the above (correct)
What is the primary reason that slowly developing occlusions are less likely to cause infarction?
What is the primary reason that slowly developing occlusions are less likely to cause infarction?
- They are less damaging to the surrounding tissue
- They allow time for the development of alternative perfusion pathways (correct)
- They are less likely to completely occlude the vessel
- They are less likely to cause hypoxia in the affected tissue
How long can neurons withstand being deprived of their blood supply before undergoing irreversible damage?
How long can neurons withstand being deprived of their blood supply before undergoing irreversible damage?
Which of the following tissues is the most sensitive to ischemia?
Which of the following tissues is the most sensitive to ischemia?
How long can myocardial cells withstand ischemia before dying?
How long can myocardial cells withstand ischemia before dying?
Which type of vascular circulation is most susceptible to infarction?
Which type of vascular circulation is most susceptible to infarction?
What is the most important factor that determines whether vascular occlusion will cause death of a tissue?
What is the most important factor that determines whether vascular occlusion will cause death of a tissue?
Which of the following is true about the effect of slowly developing occlusions?
Which of the following is true about the effect of slowly developing occlusions?
Which of the following tissues has the highest susceptibility to hypoxia?
Which of the following tissues has the highest susceptibility to hypoxia?
