Correct Answer: A

Rationale: Task A, obtaining special food for the patient when she requests it, can be delegated to the nursing assistant. This task involves simple assistance with gathering food items and does not require specific medical knowledge or interventions. Tasks B, C, and D involve more direct patient care and assessment, which should be performed by the nursing staff who have the necessary training and expertise to address the complexities of anorexia nervosa.

Correct Answer: A

Rationale: Having a tracheostomy means that a patient has an artificial opening in their neck to help them breathe. Therefore, any issues related to breathing, such as blockages in the tracheostomy tube or difficulty in clearing secretions, can pose a major problem for a patient with a tracheostomy. It is crucial to monitor the patient's respiratory status closely and intervene promptly if any breathing difficulties arise to prevent potential respiratory distress or complications.

Correct Answer: B

Rationale: Molluscum contagiosum is a viral skin infection caused by the poxvirus. It typically presents as multiple dome-shaped, translucent papules with central umbilication on the face and trunk. The lesions are usually asymptomatic but can be itchy. Molluscum contagiosum is a common infection in children but can also occur in adults, especially those who are immunocompromised. The lesions can gradually increase in number over time. Basal cell carcinoma, sebaceous hyperplasia, and keratoacanthoma do not typically present with the characteristic features of molluscum contagiosum.

Correct Answer: A

Rationale: The clinical manifestations of Aster suggest acromegaly, a condition characterized by the excessive growth of hands and feet due to a tumor in the pituitary gland leading to overproduction of growth hormone. Cyanosis is a bluish discoloration of the skin caused by poor oxygenation, which is not typically associated with acromegaly. The other options do not match the unique clinical manifestation described for Aster. Anemia, weight loss, moon facies, and edema are more commonly associated with other conditions like Cushing's syndrome, anemia, or heart failure.

Correct Answer: C

Rationale: According to Erikson's theory of psychosocial development, the stage of Identity versus Role Confusion occurs during adolescence, which is typically around the ages of 12 to 18 years old. This stage is characterized by the individual exploring and developing their personal identity, values, and beliefs.