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A 3-Year-Old Boy from a Refugee Camp Is Brought to the Physician

question 23

Multiple Choice

A 3-year-old boy from a refugee camp is brought to the physician for evaluation of a rash. He recently came to the United States and his medical history is unknown. The rash has been present for a few weeks and seems to be spreading. He is hungry "all the time" and his family had limited access to food in their home country. Review of systems is negative for nausea, vomiting, diarrhea, headaches, numbness, or tingling. The boy takes no medications and has no known allergies. His weight and length are <5th percentile for age and sex. Examination shows a malnourished boy with minimal subcutaneous fat. Scaling and fissures are present at the mouth corners and his lips are cracked and inflamed. The patient's tongue and oropharyngeal mucous membranes are swollen and hyperemic. There are erythematous scaly patches on his eyebrows, cheeks, and nose. The rash is also present on the scrotal skin and extends to the medial aspect of both thighs. The skin and conjunctivae are pale and his fingers and toenails are brittle. Laboratory results are as follows: Which of the following is the most likely cause of this patient's condition?

Definitions:

Memory System

The complex process by which information is encoded, stored, and retrieved in the brain, allowing individuals to retain and use past experiences.

Levels Of Processing Model

A theory of memory that suggests the depth of mental processing impacts the longevity and strength of the memory trace.

Shallowest Processing

Refers to a minimal level of mental effort used to encode information, often leading to a weak memory trace.

Object's Function

The intended use or role of an object, often determined by its design and how it interacts with its environment.