All of the following have been proposed as being leukemogenic except:

Dopamine is not administered directly to the patient during the treatment of Parkinson's disease because:

A) dopamine is not a therapeutic consideration; only acetylcholine replacement therapy is. B) dopamine cannot cross the blood-brain barrier. C) the half-life of dopamine is too short to enable pharmacologic effects in the brain. D) the type of dopamine necessary in the brain is different from the type administered intravenously.

A neonate is born apneic with shallow, ineffective respirations and his blood flow continues to be shunted though the foramen ovale and ductus ateriosus, completely bypassing the lungs. What is this condition?

A) inconsistent fetal circulation B) no fetal circulation C) persistent fetal circulation D) fetal hemolytic anemia