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。
What does white blood cells tell us at the first clinic visit of the catOsman Safa TerziKadir SevimErfaneh PirpanahiPnar AmbarciogluAybike AliustaogluEbubekir CeylanBulent BasOpen Access Journals
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...
Blood CellsThere are many types of blood cells found throughout the human body. There are many subtypes associated with some of the blood cells. These cells are red blood cells, white blood cells and platelets.Answer and Explanation: White blood cells are also called leukocytes and are a ...
Do helper T-cells release pyrogens? Are all helper T-cells the same? Do helper T-cells become cytotoxic T-cells? How do helper T cells activate B cells? What stimulates helper T-cells to grow and divide? Are helper T-cells white blood cells?
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 ...
What are natural killer cells? (NA-chuh-rul KIH-ler sel) A type of immune cell that has granules (small particles) with enzymes that can kill tumor cells or cells infected with a virus. A natural killer cell isa type of white blood cell. Also called NK cell and NK-LGL. ...
Red blood cells and white blood cells are, in essence, completely different. While both are necessary for the body's proper functioning, they each have singular roles. Red blood cells carry oxygen, while white cells do not, for example. Red blood cells in humans do not have nuclei, while...
A high red blood cell count can indicate a range of conditions, including congenital heart disease, chronic obstructive pulmonary...