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NCLEX®-PN Exam Prep, Third Edition by Clara Hurd, Diann Sloan, Wilda Rinehart

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Chapter 10. Care of the Client with Hematological Disorders

The hematological system consists of blood, blood cells, and blood forming organs. Because the circulation of blood provides oxygen and nutrients to all body systems, a functioning hematological system is essential to health and well-being. A disorder in the system might result from a lack of function, a reduction in production, or an increase in the destruction of blood cells. This chapter reviews common disorders affecting the blood.

Anemia

When anemia occurs, people have a decrease in the number of red blood cells or a decrease in the capability of these red blood cells to carry oxygen. Anemia is not a disease but is a symptom of other disorders, such as thalassemia and iron deficiency ...

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