الــمهمات ❸
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Human error results in no reagent being added → test can
detect sensitization.
Anonymous Quiz
62%
T
38%
F
4
Dirty Glassware or Contaminated Tubes Dust, debris, or detergents can cause.. agglutination.
Anonymous Quiz
25%
specific
75%
non specific
3
High temperatures
Anonymous Quiz
69%
false negative
31%
false positive
4
Cold temperatures
Anonymous Quiz
29%
false negative
71%
false positive
3
Quality of Reagents: ... AHG reagents behave differently.
Anonymous Quiz
6%
Monoclonal
14%
Polyspecific
80%
both
Anti-Human Globulin (AHG), also called
Anonymous Quiz
16%
IgG antibodie
81%
Coombs Reagent
3%
Operator Skill
3
Anti-Human Globulin (AHG)
Anonymous Quiz
88%
IgG
4%
lgM
7%
IgA
2%
lgE
3
🔶Types of AHG Reagents

🔸Monospecific

AHGOnly Anti-IgG or
Only Anti-C3d.

🔸Polyspecific AHG

Anti-IgG
Anti-C3d(sometimes anti-C3b as well)
3
Principle of AHG Test
IgG antibodies are... to cause direct RBC agglutination
Anonymous Quiz
100%
too small
0%
too big
3
🔳DAT

Hemolytic Disease of the Newborn(HDN).

Autoimmune Hemolytic Anemia(AIHA).

Hemolytic transfusion reactions.

Drug-induced immune hemolysis.


🔳IAT

Antibody screening.

Antibody identification.

Crossmatching.

Weak D testing.

Compatibility testing in pregnancy.
3
Incubate at
Anonymous Quiz
90%
37°C
2%
40°C
5%
45°C
3%
35°C
3
Wash patient RBCs.. times
Anonymous Quiz
5%
1_2
33%
2_3
57%
3_4
5%
2_4
3👍1
Incorrect Cell Concentration
... suspension affects visibility of
agglutination.
Anonymous Quiz
22%
Too heavy
2%
too light
76%
both
2
🔷 النقل

1_https://t.me/MCQss0/11931
محاظره 1 النظري

2_https://t.me/MCQss0/11959
محاظره 1 العملي

3_https://t.me/MCQss0/11974
محاظره 2 النظري

4_https://t.me/MCQss0/12006
محاظره 3 النظري

5_https://t.me/MCQss0/12035
محاظره 3 العملي

6_https://t.me/MCQss0/12047
محاظره 4 النظري

7_https://t.me/MCQss0/12062
محاظره 2 العملي

8_https://t.me/MCQss0/12078
محاظره 5 النظري

9_https://t.me/MCQss0/12884
محاظره 8 النظري

10_https://t.me/MCQss0/12849
محاظره 9 النظري

11_https://t.me/MCQss0/12882
محاظره 4 عملي
5
while the... gene is an
amorph (no effect).
Anonymous Quiz
5%
A
20%
AB
75%
O
1%
B
2
Forwarded from ­­­­­Haider Mohammed.
Here are 30 true or false statements based on the content of the provided document about blood transfusion and donation, along with the answers:

1. True: Blood donation saves millions of lives each year.
2. False: Safe blood transfusion solely depends on paid donors.
3. True: Donor selection ensures both donor safety and recipient safety.
4. True: Apheresis donation can involve collecting plasma, platelets, or red cells.
5. False: Autologous donation is when blood is transfused from a stranger.
6. True: Donors must be at least 18 years old.
7. True: The minimum weight for donating whole blood is 50 kg.
8. False: Donors with hemoglobin levels below 12.5 g/dL are eligible to donate.
9. True: General health assessments are part of the donor selection process.
10. False: Blood can be collected from any part of the body during donation.
11. True: One unit of blood is approximately half a liter.
12. True: The body replenishes fluids lost during donation in 24 hours.
13. False: Whole blood can be donated once every two weeks.
14. True: Certain recent infections can lead to temporary deferral from donating.
15. False: Anyone can donate blood regardless of their health history.
16. True: The blood donation process includes registration and consent.
17. True: HIV and hepatitis testing are essential in ensuring recipient safety.
18. True: Voluntary donation helps reduce the risk of transfusion-transmissible infections.
19. False: All blood donations are paid in order to incentivize more donors.
20. True: Fresh frozen plasma is used to expand blood volume and provide clotting factors.
21. False: Platelets can only be used for transfusion within 14 days.
22. True: The average volume of packed red blood cells is between 220-340 mL.
23. True: Cryoprecipitate is rich in fibrinogen and can help control bleeding.
24. False: All blood products must be stored at room temperature.
25. True: The World Health Organization recommends 100% voluntary donations.
26. True: Blood grouping and cross-matching are part of the safety measures for recipients.
27. False: An individual can donate blood multiple times a week without issue.
28. True: Chronic diseases can lead to permanent deferral from donation.
29. True: Proper storage and handling of blood are crucial for its safety.
30. False: Blood donations do not require any medical screening before the procedure.

Feel free to let me know if you need any further modifications or explanations!
3
Forwarded from ­­­­­Haider Mohammed.
صح وخطاء ٢ عملي
3