试题来源: 解析 White blood cells attack and destroy germs. 白血球是人体免疫系统的重要组成部分,它们会识别并吞噬细菌、病毒等病原体。白血球还会释放抗体、细胞因子等化学物质,直接杀死病原体或招募其他免疫细胞共同抵抗感染。因此,白血球通过吞噬和释放化学物质来保护身体免受感染。
百度试题 结果1 题目What color are white blood cells? A. White B. Red C. Yellow D. Colorless 相关知识点: 试题来源: 解析 D 反馈 收藏
White blood cells (leukocytes) make up about 1% of our blood and they help protect the body against illness and disease. White blood cells are produced in the bone marrow and stored in the blood and lymph tissues. What Is the Function of White Blood Cells? There are several different types...
Is human blood all the same? "Yes." You may say. "It's all red." Well it's not as simple as you might think. Blood is made up of different parts such as red blood cells (红血球) white blood cells and platelets (血小板). Two chemical molecules (分子) on the red blood ...
White blood cells or leukocytes are part of the immune system and help the body fight infection. High white blood cell count is leukocytosis.
What is the main function of white blood cells in the human body? A. Transporting oxygen. B. Fighting against infections. C. Producing hormones. D. Digesting food. 相关知识点: 试题来源: 解析 B。解析:白细胞的主要功能是对抗感染,A 选项运输氧气是红细胞的功能,C 选项产生激素不是白细胞的主要...
What is an example of the blood used to show? A. How a low concentration of white cells reduces the body’s ability to fight infection. B. How oxygen-carrying red cells rob the body of energy-releasing oxygen. C. How serious the consequence of imbalance of the blood’s parts is. ...
Saunders AM (1980) White blood cells: what to do beyond measurement. (Discussion) Blood Cells 6: 361–364Saunders, AM (1980) White blood cells: what to do beyond measurement.(Discussion). Blood Cells 6: pp. 361-364Saunders AM. White blood cells: what to do beyond measure- ment. In:...
How can you tell the difference in blood types, and what do blood types do for the body? What is the blood composed of? Name the different components of blood. What are the antigens of each blood type of the ABO blood system?
79K Learn the facts about red blood cells. Understand what red blood cells do, the life and anatomy of red blood cells, as well as what red blood cells carry. Related to this QuestionWhat is a white blood cell and what does it do? What are the precursor cells to platelets and red...