How does HDN cause acquired congenital hemolytic anemia?
A) HDN develops when hypoxia or dehydration cause the erythrocytes to change shapes, which are then recognized as foreign and removed from circulation.
B) HDN is an alloimmune disease in which the mother's immune system produces antibodies against fetal erythrocytes, which are recognized as foreign and removed from circulation.
C) HDN develops when the polycythemia present in fetal life continues after birth, causing the excessive number of erythrocytes to be removed from circulation.
D) HDN is an autoimmune disease in which the fetus's immune system produces antibodies against fetal erythrocytes, which are recognized as foreign and removed from circulation.
Correct Answer:
Verified
Q8: Hemoglobin in a fetus has less affinity
Q9: Between 4 years of age and the
Q10: In beta-thalassemia major, most erythroblasts are destroyed
Q11: Erythroblastosis fetalis is defined as an:
A)allergic disease
Q12: Sickle cell crisis can be prevented by
Q14: Rh incompatibility occurs in less than 10%
Q15: In a full-term infant, the normal erythrocyte
Q16: Sickled erythrocytes (characteristic of sickle cell anemia)
Q17: Fetal hemoglobin has a greater affinity for
Q18: Polycythemia occurs in a fetus because:
A)fetal hemoglobin
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents