Correct Answer: B

Rationale: Ulcerative colitis is a type of inflammatory bowel disease characterized by recurrent abdominal pain, diarrhea, and bloody stools. The symptoms described align with the clinical presentation of ulcerative colitis, making it the most likely diagnosis in this scenario. Necrotizing enterocolitis primarily affects premature infants, Crohn's disease typically presents with non-bloody diarrhea, and appendicitis is characterized by right lower quadrant abdominal pain. Therefore, based on the symptoms provided, ulcerative colitis is the most appropriate suspicion.

Correct Answer: A

Rationale: The correct instruction for a parent of a toddler with congenital heart disease is to offer small, frequent meals. This helps reduce the cardiac workload on the child's heart and aids in easier digestion and nutrient absorption, supporting the child's overall health.

Correct Answer: A

Rationale: The total intake is 440 mL (4 oz of Pedialyte = 120 mL, half of an 8 oz Jell-O = 120 mL, and 200 mL of IV fluids). Therefore, the correct answer is 440.

Correct Answer: C

Rationale: A quiet alert state in infants indicates positive neurological development. It showcases the infant's ability to regulate sleep-wake cycles and maintain an optimal state for learning and interaction. Therefore, observing an infant who sleeps soundly, awakens on his own, and stays in a quiet alert state is a reassuring sign of neurological gains and healthy development.

Correct Answer: A

Rationale: Playful children often exhibit flexible problem-solving skills as they engage in creative and imaginative thinking. Their playful nature allows them to approach problems in unique ways, fostering better problem-solving abilities compared to those who may be more rigid in their thinking.