Deck 9: Thrombosis and Embolism

Question 1

This medium power photomicrograph of a small artery depicts the results of which one of the following pathophysiologic events?

A)Atherosclerosis
B)Fracture of a long bone
C)Organisation
D)Recanalisation
E)Therapeutic embolisation
F)Thromboembolism

Answer 1

Recanalisation

Question 2

The accompanying low power photomicrograph of the left ventricle shows a thrombus (T)in the heart of a 66 year old man who died of a heart attack.Which one of the following factors most likely explains the underlying pathophysiologic reason for a thrombus to occur in this area?

A)Endocardial (endothelial)damage
B)Hypercoagulability
C)Hypertension
D)Inflammation
E)Vasospasm

Answer 2

Endocardial (endothelial)damage

Question 3

The three major factors,often referred to as "Virchow's triad" that predispose patients to thrombosis consists of which one of the following groups?

A)Altered blood flow,endothelial damage,and hypercoagulability
B)Female gender,birth control pills,and smoking
C)Fever,obesity,and smoking
D)Male gender,obesity,and smoking

Answer 3

Altered blood flow,endothelial damage,and hypercoagulability

Question 4

This low power photomicrograph of the lung shows a thromboembolism within a pulmonary artery.What is the most likely source for this thrombus?

A)Deep leg veins
B)Left atrium
C)Left ventricle
D)Likely formed in situ on top of an atherosclerotic plaque
E)Right atrium
F)Right ventricle
G)Vena cava

Question 5

This medium power photomicrograph of a small artery depicts the result of which one of the following pathophysiologic events?

A)Atherosclerosis
B)Fracture of a long bone
C)Organisation
D)Recanalisation
E)Therapeutic embolisation
F)Thromboembolism

Question 6

The accompanying photomicrograph shows alternating layers of a thrombus.This layering effect is known by which one of the following terms?

A)Alternating current
B)Bilayer cementing
C)Lines of Zahn
D)Zebra stripes

Question 7

This medium power photomicrograph of a small artery likely depicts the result of which one of the following pathophysiologic events?

A)Atherosclerosis
B)Fracture of a long bone
C)Organisation
D)Recanalisation
E)Therapeutic embolisation
F)Thromboembolism