Rapid destruction of the red cells stimulates rapid

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Unformatted text preview: and school-age children are too mature. 398. Thalassemia In thalassemia, immature erythrocytes proliferate, not mature ones. This is a progressive anemia. Defective hemoglobin is produced as a result of genetically deficient -polypeptide. This hemoglobin is unstable, disintegrates, and damages the erythrocytes. Rapid destruction of the red cells stimulates rapid production of immature red cells, and the net gain is less-than-optimally functioning red cells. Iron from the red blood cell destruction is stored in the tissues, causing multiple problems. The nurse also would note microcytosis and hypochromia. Therefore, options 1, 2, and 4 are incorrect statements. 399. Hemophilia The female offspring of an affected male and a carrier female are at risk for hemorrhage once puberty is attained and menstrual cycles begin, and depending on the severity of the hemophilia, a hysterectomy or ablation may be performed. Options 2, 3, and 4 are incorrect statements. Hemarthrosis is the result of bleeding into the joint cavity, not of...
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This document was uploaded on 03/29/2014.

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