Path: RBC 3 (Exam 1) Questions and Answers

Path: RBC 3 (Exam 1) Questions and
Answers
What are differential diagnosis of trauma to RBCs and what might this lead to? -
CORRECT ANSWER-

What is shown in the following? - CORRECT ANSWER-Microangiopathic Hemolytic
Anemia

What are shown in the following? - CORRECT ANSWER-schistocytes (shredded RBCs)

What type of anemia is seen in paroxysmal noctural hemogloniuria? - CORRECT
ANSWER-

What are presentations and complications of paroxysmal noctural hemoglobinuria? -
CORRECT ANSWER-

What are sequella of PNH? - CORRECT ANSWER-

What are diseases associated with hemolysis? - CORRECT ANSWER-

What are causes of bleeding abnormalities? - CORRECT ANSWER-

Describe clinical presentation and severities of abnormalities in clotting factors -
CORRECT ANSWER-

Label the intrinsic and extrinsic clotting pathways - CORRECT ANSWER-
https://youtu.be/kGkjB8UtfMg

How does vitamin K influence clotting? - CORRECT ANSWER-1.Vitamin K: Needed for
production of factors II, VII, IX, X, protein S
a.Often nutritional (diet, modified GI tract)
b.Iatrogenic (warfarin)

What are screening tests for vitamin K deficiency? - CORRECT ANSWER-a.Platelet
Count (from CBC)
b.Prothrombin Time (PT)
c.Activated Partial Thromboplastin Time (aPTT)
d.Bleeding Time (not reliable)

What is von willebrand factor and where is it produced? - CORRECT ANSWER-