Anemia(贫血), a condition ___ the body is not producing enough red blood cells to transport oxygen to the tissues, is a common disease. A. that B. where C. whose D. / 相关知识点: 试题来源: 解析 B 句意:贫血是一种常见病,在那里身体不能产生足够的红细胞运送氧气到身体组织的状态。先行...
Free Essay: Anemia is a blood disorder where patients do not receive sufficient oxygen due to an insufficient amount of red blood cells. It is considered the...
Our bodies are constantly producing new red blood cells to replace old ones. On average, a red blood cell lives for about 120 days before it’s recycled by the liver and spleen. This continuous cycle ensures we always have a fresh supply of these vital cells. What is the Low Red Blood ...
Disorder of Red Blood Cells: Anemias - ScienceDirectThis chapter discusses most anemias, especially those associated with significant bone marrow changes. Anemia, a decline in blood hemoglobin (Hb) level, is caused by three major mechanisms: blood loss, inefficient erythropoiesis, and increased red...
Anemia, condition in which the red blood cells (erythrocytes) are reduced in number or volume or are deficient in hemoglobin, their oxygen-carrying pigment. The most noticeable outward symptom of anemia is usually pallor of the skin, mucous membranes, an
What is the red blood cell (RBC) count? The red blood cells (RBCs or erythrocytes) are the most common type of cells in the blood. We each have millions and millions of these little disc-shaped cells. The RBC count is done to determine if the number of red blood cells is low (ane...
Thalassemia happens with a problem with hemoglobin formation (four chains aren't correctly formed). You make really small red blood cells, though you can make enough of them to be asymptomatic, or it can be severe. It’s passed down in your genes and usually affects people of Mediterranean,...
Anemia results when the destruction of red blood cells exceeds production, production of red blood cells is reduced, oracuteor chronic blood loss occurs. Increased destruction of red blood cells (hemolysis) may be caused by hereditary cell defects, as insickle cell anemia,hereditary spherocytosis, ...
Anemia is characterized by a reduction in the number of circulating red blood cells (RBCs), the amount of hemoglobin, or the volume of packed red blood cells (hematocrit). Anemia is classified as acute or chronic. Acute anemia denotes a precipitous drop in the RBC population due to hemolysis...
Consequently, it is necessary to investigate what led to anemia. First of all, acute blood loss is the most obvious reason, but chronic blood loss may also be the cause. A deficiency in the production of red blood cells (erythropoiesis) may be the cause. But destruction of red blood cells...