The nurse notes that a 1-day-old infant's immunoglobulin M (IgM) antibodies are elevated. Which is the least likely cause for this elevation?
1. Placental leakage
2. Intrauterine exposure to syphilis
3. Intrauterine exposure to TORCH (toxoplasmosis, rubella, cytomegalovirus, herpesvirus hominis type 2 infection) syndrome
4. Maternalfetal transfer of IgM while in utero
Question 2
The nurse is instructing the parents of a newborn about the number of wet diapers to expect each day. Which statement by the parents indicates that further education is necessary?
1. Our baby was born with kidneys that are too small.
2. Feeding our baby frequently will help the kidneys function.
3. Kidney function in an infant is very different from in an adult.
4. A baby's kidneys do not concentrate urine well for several months.