26

Question 1

1. Which of the following is a condition associated with purpura?
   A. Direct endothelial damage
   B. Inherited disease of the connective tissue
   C. Mechanical disruption of small venules
   D. All of the above

Answer 1

D. All of the above

Question 2

2. Wiskott-Aldrich syndrome is characterized by
   A. Giant platelets
   B. Smallest platelets seen
   C. Large platelets
   D. Absence of platelets

Answer 2

B. Smallest platelets seen

Question 3

3. May-Hegglin anomaly is characterized by
   A. Giant platelets
   B. Smallest platelets seen
   C. Large platelets
   D. Absence of platelets

Answer 3

C. Large platelets

Question 4

4. Bernard-Soulier syndrome is characterized by
   A. Giant platelets
   B. Smallest platelets seen
   C. Large platelets
   D. Absence of platelets

Answer 4

A. Giant platelets

Question 5

Acquired platelet dysfunction can be caused by
A. Aspirin
B. von Willebrand’s disease
C. Uremia
D. Factor V deficiency

Answer 5

C. Uremia

Question 6

Drug-induced platelet dysfunction can be caused by
A. Aspirin
B. von Willebrand’s disease
C. Uremia
D. Factor V deficiency

Answer 6

A. Aspirin

Question 7

Hereditary platelet dysfunction can be caused by
A. Aspirin
B. von Willebrand’s disease
C. Uremia
D. Factor V deficiency

Answer 7

B. von Willebrand’s disease

Question 8

An example of an agent that does not produce significantly decreased primary platelet aggregation in patients suffering from
Glanzmann’s thrombasthenia is
A. Collagen
B. Ristocetin
C. ADP
D. Thrombin

Answer 8

A. Collagen

Question 9

When comparing von Willebrand’s disease and Glanzmann’s thrombasthenia, Glanzmann’s thrombasthenia will demonstrate
A. Absent ADP
B. Normal clot retraction
C. Abnormal ristocetin aggregation
D. Abnormal release of ADP

Answer 9

A. Absent ADP