Hemodynamic disorders, thromboemolic disease and shock Flashcards
Which of the following will cause edema?
A. Hyperalbuminemia
B. Right-sided heart failure
C. Blockage of lymphatics by a neoplastic process
D. Both B and C are correct
D
True of edema in inflammation
A. Edema fluid is called a transudate
B. Due to increased capillary permeability
C. Due to renin-angiotensin system activation
D. Both B and C are correct
B
A passive process brought about by obstruction in venous blood flow
A. Hemorrhage
B. Congestion
C. Hyperemia
D. Anasarca
B
Morphologic evidence of chronic congestion
A. Presence of hemosiderin laden macrophages
B. Constricted vessels with a reddish hue
C. Disintegrated neutrophils
D. Only A and B are correct
D
True of petechiae
A. May be due to immunologic disorders
B. Measures > 2 mm
C. May be related to platelet or clotting factor defects
D. Seen in subcutaneous tissues
C
Participants in normal hemostasis except
A. Platelets
B. Endothelium
C. Intracellular matrix
D. Coagulation factors
C
Primary hemostasis involves
A. Tissue factor
B. Endothelin
C. Fibrin
D. Thrombin
B
The phenomenon resulting from obstruction of arterial blood supply or venous drainage and subsequent neurosis of recipient tissues is called
a) haemorrhage
b) congestion
c) infarction
d) hypermia
C
A non-inflammatory edema may result from
a) Infection
b) Congestive heart failure
c) Hyperalbuminemia –causes high capillary
osmotic pressure, thus causing
d) DIC
B
Extravasation of blood when the vessel wall ruptures is called
a) congestion
b) edema
c) hemorrhage
d) shock
C
Hallmark of chronic passive congestion of liver
a) Centrilobular necrosis
b) hemosiderin laden macrophages – Hallmark of CPC of lung
c) fatty changes in hepatocyte
d) neutrophilia
A
Edema fluid with a specific gravity of 2 is
a) associated with inflammation – exudate (with proteins, high (>1.012) specific gravity) is a characteristic of inflammatory edema
b) non-inflammatory
c) has low protein contents
d) is a transudate
A
Human’s initial response to injury
a) Vasoconstriction
b) vasodilation
c) platelet adhesion
d) activation of coagulation cascade
B
The primary hemostastic plug is composed of
a) platelets
b) RBCs –found in the secondary plug
c) WBCs – found in the secondary plug
d) fibrin –secondary plug
D
Which of the ff. has a prothrombic property?
a) Prostacyclin
b) Tissue factor
c) Plasmin
d) Thrombomodulin
B
In platelet aggregation, platelet to platelet adhesion is mediated by what receptors?
a) Von Willebrand factor
b) Glycoprotein 1b receptor
c) Glycoprotein 2b/3a
d) helper T-cells
D
A deficiency of Gp1b receptor results to what condition?
a) Chokes and bends
b) Glanzmann Thrombasthenia
c) Caisson disease
d) Bernard Soulier syndrome
D
All factors predisposing to thrombosis except:
a) artherosclerosis
b) hypertension
c) intake of oral contraceptive pills
d) intake of aspirin
D
A thrombus, compared to a post mortem clot,
a) is detached
b) has a gelatinous consistency
c) has Lines of Zahn, seen microscopically
d) takes the shape of the vessel wall
C
Which of the ff. is a feature of venous thrombus:
a) endothelial injury
b) deep leg veins
c) always occlusive
B
True of anemic infarcts
a) in organs with w/ loose connective tissue
b) in organs with dual blood supply
c) wedge-shaped
d) found in the lungs
C
The pathogenesis of septic shock starts with which of the following events
a) The binding of lipopolysaccharide capsule (from endotoxin) with leukocytes
b) Activation of cytokines
c) Vasodilation
B
A deficiency in Gp1b receptor results to which condition?
a. Chokes and bends
b. Glanzmann Thrombasthenia
c. Caisson Disease
d. Bernard Soulier syndrome
D
What is prothromic?
a. Prostacyclin
b. Tissue Factor
c. Plasmin
d. Thrombomodulin
B