Quiz Ch28 Flashcards

B. Anemia is the most common blood disorder in children.

1. Which of the following statements is TRUE regarding iron deficiency anemia?
   A. Whites are more commonly affected.
   B. Incidence is most common in those children older than 2 years.
   C. It is common in children due to their extremely high need for iron for normal growth.
   D. There is decreased risk in children of homeless women.

C. It is common in children due to their extremely high need for iron for normal growth.

1. Which of the following is TRUE regarding iron deficiency?
   A. Splenomegaly is present in 90% of those affected.
   B. Hemoglobin of less than 5 g/dl may be accompanied by pallor.
   C. Hemoglobin of 10 g/dl is generally accompanied by tachycardia.
   D. Widening of sutures is an early sign of iron deficiency.

B. Hemoglobin of less than 5 g/dl may be accompanied by pallor.

1. Which of the following is a TRUE statement regarding maternal antibodies?
   A. Placental detachment does not result in fetal erythrocytes crossing the placenta.
   B. The first Rh-incompatible pregnancy usually presents with severe complications.
   C. Anti-Rh antibodies are formed only in the response to transfusion.
   D. ABO incompatibility can cause hemolytic disease without erythrocytes escaping maternal circulation.

D. ABO incompatibility can cause hemolytic disease without erythrocytes escaping maternal circulation.

6. Which of the following is the appropriate term for an alloimmune disease in which maternal blood and fetal blood are antigenically incompatible? A. Erythroblastosis fetalis B. Hydrops fetalis C. Icterus neonatorum D. Icterus gravis neonatorum

A. Erythroblastosis fetalis

1. Which of the following is TRUE regarding the Coombs test?
   A. Indirect Coombs confirms the diagnosis of antibody-mediated hemolytic disease.
   B. Indirect Coombs measures antibodies to the mother’s circulation.
   C. Direct Coombs indicates if the fetus is at risk for hemolytic disease.
   D. Direct Coombs measures free antibodies.

B. Indirect Coombs measures antibodies to the mother’s circulation.