Hemodynamics I, II, III, IV Flashcards
Nutmeg liver, a speckled, nutmeg-like appearance on a cut section, occurs in what disease?
Chronic passive congestion of the liver (via right-sided heart failure)
Which describes a white infarct?
A. Occur in the kidney
B. Occur in well-vascularized tissues
C. Caused by venous occlusion
D. Occur in the G.I. tract
E. All of the above
A - white infarcts occur in the heart/spleen/kidney
During thrombogenesis, the platelet plug is stabilized by ____.
fibrin
During thrombogenesis, which molecule is antagonistic to platelet TxA2 and limits further platelet aggregation?
PGI2
Factor XII to XIIa links what four important “systems”?
- Fibrinolytic system
- Coagulation system
- Complement system
- Kinin system
The most frequent cause of hereditary thrombophilia is ______.
Factor V Leiden
Which describes a paradoxical embolus?
A. originate in arterial circulation, gain access to venous through a right-to-left shunt
B. originate in venous circulation, gain access to arterial through a right-to-left shunt
B
Your patient exhibits shortness of breath, cutaneous petchiae, and signs of neurological problems. What type of embolus may cause these symptoms?
Fat embolus
Right-sided heart failure results in which type of edema? Hint: increased hydrostatic pressure is exemplified by CHF.
Peripheral edema
Left-sided heart failure results in which type of edema? Hint: increased hydrostatic pressure is exemplified by CHF.
Pulmonary edema
Which is the most important morphologic manifestation of shock?
Acute tubular necrosis of the kidney
What is the function of Glycoprotein IIb/IIIa?
Formation of fibrinogen bridges between adjacent platelets (occurs during platelet aggregation)
Which type of embolism is characterized by pulmonary distress, cutaneous petchiae, and various neurologic manifestations?
Fat embolism
