Оценка:
Опубликованно: 19.12.2005.
Язык: Английский
Уровень: Средняя школа
Литературный список: Нет
Ссылки: Не использованы
  • Эссе 'Sickle Cell Anemia', 1.
  • Эссе 'Sickle Cell Anemia', 2.
Фрагмент работы

The erythrocytes of certain individuals possess the capacity to undergo reversible changes in shape in response to changes in the partial pressure of oxygen. When the oxygen pressure is lowered, these cells change their forms from the normal biconcave disk to crescent, holly wreath, and other forms. This process is known as sickling.
What is Sickle Cell Anemia? It is a blood disorder that affects hemoglobin, red blood cells with normal hemoglobin move easily through the bloodstream, delivering oxygen to all of the cells of the body. …

Atlants