Review Comprehensive Study
Guide + Exam Questions &
Solutions Graded A+
Professional Academic Assistance Services
Services Offered
• Proctored Exam Assistance
• Online Class Management (Full Course Support)
• Exam Preparation & Study Materials
• Assignments and Coursework Support
• Essay and Research Paper Writing
• Discussion Posts & Responses
• Editing and Proofreading
• Confidential Academic Consultation
Contact Information
Email:
WhatsApp link: https://wa.me/254704846336
Fast Response | Confidential | Reliable Academic
Support
, Helping Students Achieve Academic Excellence
1. EDTA is used in concentrations of ___ mg/1 mL of whole blood.
A. 0.5 mg/1 mL of whole blood
B. 1.5 mg/1 mL of whole blood
C. 2.0 mg/1 mL of whole blood
D. 2.5 mg/1 mL of whole blood
Answer: B. 1.5 mg/1 mL of whole blood
2. A 7.0 mL EDTA tube is received in the laboratory containing only 2.0 mL of
blood. If the laboratory is using manual techniques, which of the following tests
will most likely be erroneous?
A. RBC count
B. Hemoglobin
C. Hematocrit
D. WBC count
Answer: C. Hematocrit
3. EDTA-induced pseudothrombocytopenia can be identified on blood smear by:
A. Finding platelets pushed to the feathered end
B. Finding platelets adhering to WBCs
C. Finding no platelets at all on the smear
D. Bluish discoloration to the macroscopic appearance of the slide
Answer: B. Finding platelets adhering to WBCs
4. Sodium citrate in the concentration of ___ solution has been adopted as the
appropriate concentration for coagulation studies.
A. 1.5%
B. 2.8%
, C. 3.2%
D. 3.8%
Answer: C. 3.2%
5. Which results would be expected for the PT and APTT in a patient with
polycythemia?
A. Both prolonged
B. Both shortened
C. Normal PT, prolonged APTT
D. Both normal
Answer: A. Both prolonged
6. What is the proper angle of needle insertion for phlebotomy?
A. 5 degrees
B. 15 degrees
C. 35 degrees
D. 45 degrees
Answer: B. 15 degrees
7. Most common complication encountered in obtaining a blood specimen:
A. Bruising
B. Hematoma
C. Hemoconcentration
D. Anemia
Answer: B. Hematoma
8. A blood sample is needed from a patient with IV fluids running in both arms.
Which of the following is an acceptable procedure?