A nurse is conducting discharge and teaches parents about the care of their infant after cardiac surgery.

The nurse instructs the parents to notify the physician if the conditions occur. (Select all that apply.)

Visible peristalsis and weight loss. These are symptoms of pyloric stenosis, which is a thickening or narrowing of the pylorus, a muscle in the stomach that blocks food from entering the small intestine. Babies with pyloric stenosis often have forceful vomiting, which may cause dehydration.

Choice A is wrong because abdominal rigidity and pain on palpation are not typical signs of pyloric stenosis.

They may indicate other conditions such as appendicitis or bowel obstruction.

Choice B is wrong because a rounded abdomen and hypoactive bowel sounds are also not specific for pyloric stenosis.

They may be seen in other causes of vomiting or abdominal distension.

Choice D is wrong because distention of the lower abdomen and constipation are not related to pyloric stenosis.

They may be due to other problems such as Hirschsprung’s disease or intestinal atresia. Normal ranges for weight gain in infants depend on their age, sex, and feeding method. Generally, infants should gain about 25 to 35 grams per day in the first 3 months of life.

Brian playing with his truck next to Kristina playing with her truck. This is because parallel play is when children play side by side with similar toys but do not interact with each other. Parallel play is typical for toddlers and preschoolers.

Choice A is wrong because Kimberly and Amanda sharing clay to each make things is an example of cooperative play, which involves sharing, taking turns, and following

rules. Cooperative play is typical for school-age children.

Choice C is wrong because Adam playing a board game with Kyle, Steven, and Erich is also an example of cooperative play, as they are playing by the same rules and interacting with each other.

Choice D is wrong because Danielle playing with a music box on her mother’s lap is an example of solitary play, which is when a child plays alone and does not seek contact with others. Solitary play is typical for infants.