IMMUNOLOGY

Detailed explanation-1: -White blood cells are also called leukocytes. They protect you against illness and disease. Think of white blood cells as your immunity cells. In a sense, they are always at war. They flow through your bloodstream to fight viruses, bacteria, and other foreign invaders that threaten your health.

Detailed explanation-2: -Checking the number of white blood cells in the blood is usually part of a complete blood cell (CBC) test. It may be used to look for conditions such as infection, inflammation, allergies, and leukemia. Also called leukocyte and WBC.

Detailed explanation-3: -The white blood cells are called leukocytes (from the Greek “leukos” meaning “white” and “kytos, ‘’ meaning “cell”). The granular leukocytes (eosinophils, neutrophils, and basophils) are named for the granules in their cytoplasm; the agranular leukocytes (monocytes and lymphocytes) lack cytoplasmic granules.

Detailed explanation-4: -White Blood Cells (Leukocytes); White blood cells, or leukocytes, are part of the body’s immune system, where there is one white blood cell for every 600 to 700 red blood cells.

Detailed explanation-5: -The two main types of lymphocytes are B lymphocytes and T lymphocytes. B lymphocytes make antibodies, and T lymphocytes help kill tumor cells and help control immune responses. A lymphocyte is a type of white blood cell.

Detailed explanation-6: -Also called erythrocyte and RBC.

Detailed explanation-7: -Haematopoiesis refers to the formation of blood cellular components, including both white and red blood cells. All cellular blood components are derived from haematopoietic stem cells located within the bone marrow.