Correct Answer: C

Rationale: The correct answer is C because cleaning the penis with each diaper change is essential for preventing infection and promoting healing after circumcision. This practice helps maintain good hygiene and reduces the risk of complications. Removing the yellow mucus or giving a tub bath too soon can interfere with the healing process and increase the likelihood of infection. Choice A is incorrect because circumcision healing usually takes about a week or more, not just a couple of days. Choice B is incorrect because parents should gently clean the area, including removing any discharge or debris as part of proper care. Choice D is incorrect because tub baths should be avoided until the circumcision is fully healed to prevent infection.

Correct Answer: A

Rationale: The correct treatment for chlamydia is a one-time dose of azithromycin. It is crucial for the client to understand the correct medication regimen for effective treatment. Choice B is incorrect because treatment is necessary for the partner even if asymptomatic. Choice C is incorrect because sexual relations should be avoided until treatment is completed. Choice D is incorrect as retesting should generally occur 3 months after treatment.

Correct Answer: B

Rationale: The classification of a newborn as appropriate for gestational age is determined by considering the weight and gestational age. In this case, the newborn's weight falls within the normal range for the gestational age, indicating that the newborn is appropriately sized for the length of time spent in the womb. Choice A, 'Low birth weight,' is incorrect as the newborn's weight is within the normal range. Choice C, 'Small for gestational age,' is incorrect because the newborn's weight is not below the 10th percentile for gestational age. Choice D, 'Large for gestational age,' is incorrect as the newborn's weight is not above the 90th percentile, rather falling within the 60th percentile which is considered normal.

Correct Answer: A

Rationale: Individuals with phenylketonuria (PKU) have difficulty breaking down phenylalanine, an amino acid found in protein-rich foods like peanut butter. Therefore, clients with PKU should avoid foods high in phenylalanine, such as peanut butter, to prevent adverse effects on their health. Choices B, C, and D are not typically high in phenylalanine and do not pose the same risk to individuals with PKU as peanut butter.

Correct Answer: D

Rationale: Epstein's pearls are small pearly white nodules commonly observed on the roof of a newborn's mouth. They are considered a normal finding and typically disappear without treatment. It is essential for healthcare providers to recognize these benign nodules to differentiate them from other conditions and provide appropriate education to parents. The other choices are incorrect: A) Mongolian spots are blue or purple birthmarks commonly found on the skin; B) Milia spots are tiny white bumps on a newborn's nose and face; C) Erythema toxicum presents as a rash of flat red splotches with small bumps that can appear on a baby's skin.