Оценка:
Опубликованно: 01.12.1996.
Язык: Английский
Уровень: Средняя школа
Литературный список: Нет
Ссылки: Не использованы
  • Эссе 'Sickle Cell Anemia', 1.
  • Эссе 'Sickle Cell Anemia', 2.
Фрагмент работы

Sickle cell anemia is an inherited blood disorder, characterized primarily by chronic anemia and periodic episodes of pain. The cause of sickle cell anemia is a genetic disorder in which the hemoglobin is defective. When the hemoglobin molecules gives up their oxygen, some will cluster together. This forms long, rod-like structures which cause the red blood cells to stiffen and assume a sickle shape. With the deformity, the cells cannot squeeze through the blood vessels, depriving organs and tissues of oxygen
Normal blood cells live for about one hundred twenty day in the blood, while the…

Atlants