A 14-Year-Old Boy with Chronic Anemia Is Being Evaluated After

question 22

Multiple Choice

A 14-year-old boy with chronic anemia is being evaluated after experiencing several episodes of chest, back, and extremity pain.  Peripheral blood smear shows sickle-shaped red cells.  Genetic testing reveals that the patient is homozygous for a point mutation in the beta-globin gene, resulting in a glutamic acid to valine substitution at position 6.  Sequencing of the beta-globin gene would most likely reveal which of the following changes? (The genetic code is shown in the figure below.)

• A)CAA → GTT
• B)CAT → CTT
• C)TTA → CTA
• D)GAA → GUA
• E)GAG → GTG
• F)GTA → GAA

Differentiate between community health nursing and public health nursing, including their focuses and roles.

Identify the necessary knowledge base for effective community-based nursing.

Recognize the importance of accessibility of health services and factors influencing health service utilization.

Understand the concept and application of systems theory in nursing to enhance patient care.

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