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ATI RN · Obstetrics and Pediatrics · Pediatric Infectious Disease Practice Questions

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

Which tumor is not associated with Epstein-Barr virus?

A. Burkitt lymphoma

B. Lymphoproliferative disease in immunocompromised persons

C. Leiomyosarcoma

D. Kaposi sarcoma

Expert Explanatory Rationale

Correct Answer: Kaposi sarcoma

Question 2 of 5

Malignancies and age; the LEAST likely association is

A. neuroblastoma peaks during the first two years of life

B. leukemia peaks during early childhood

C. retinoblastoma peaks during late childhood

D. osteosarcoma peaks during adolescence

Expert Explanatory Rationale

Correct Answer: retinoblastoma peaks during late childhood

Question 3 of 5

Congenital toxoplasmosis occurs through vertical transmission of Toxoplasma gondii by transplacental transfer of the organism from the mother to the fetus. All the following statements are true EXCEPT

A. treatment ordered for symptomatic and asymptomatic cases

B. transmission rate varies directly with gestational age

C. organism transfer occurs after an acute maternal infection

D. fetal infection commonly occur after reactivation of disease

Expert Explanatory Rationale

Correct Answer: fetal infection commonly occur after reactivation of disease

Question 4 of 5

What percent of the world's population infected by Epstein-Barr virus (EBV)?

A. 5%

B. 25%

C. 50%

D. 95%

Expert Explanatory Rationale

Correct Answer: 95%

Question 5 of 5

Leukocyte adhesion defects are caused by defects in the ÃŽÂ² chain of integrin (CD18), which is required for the normal process of neutrophil aggregation and attachment to endothelial surfaces. It is characterized by all the following EXCEPT

A. delayed cord separation

B. recurrent infections

C. ecthyma gangrenosum

D. neutropenia

Expert Explanatory Rationale

Correct Answer: ecthyma gangrenosum

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