is a Self - Limiting disease that affects of femoral head :

Correct Answer: C

Rationale: Rickets is a self-limiting disease that affects the growth plates in bones, including the femoral head. It is primarily caused by a deficiency in vitamin D, which is necessary for proper bone mineralization and growth. Rickets is more common in children and can lead to weakened bones, deformities, and growth disturbances. With proper treatment and supplementation, rickets can be reversed and often resolves once the underlying vitamin D deficiency is addressed.

Correct Answer: A

Rationale: Discussing strategies to manage asthma at home empowers the patient and addresses the root cause of recurrent exacerbations.

Correct Answer: D

Rationale: Hepatoblastoma is rare in infants under 1 year old, being more common in toddlers.

Correct Answer: D

Rationale: Vitamin D is essential for the absorption of calcium in the body. Without sufficient vitamin D, the absorption of calcium from the diet is impaired, leading to potential issues with calcium deficiency. Vitamin A, B, and C do not have a direct role in the absorption of calcium. Vitamin D helps regulate the amount of calcium and phosphate in the body, which are necessary for bone health, muscle function, and other important processes. Therefore, a lack of Vitamin D can contribute to weakened bones and potential health problems related to calcium deficiency.

Correct Answer: A

Rationale: Play serves as a method to assist disturbed children by providing them with a therapeutic outlet to express themselves and work through their emotions in a safe and constructive manner.