Components of Blood Flashcards
What are the components of blood?
Plasma , red blood cells , white blood cells and platelets
What is the function of plasma ?
Carries nutrients , hormones and proteins to parts of the body , removes waste
What is the structure of plasma ?
Main component of blood , consists of water , protein, ions , nutrients and waste
What is the function of a red blood cell ?
Transport oxygen from the lungs to tissue
What is the structure of a red blood cell ?
small, flexible, biconcave disc
What is the function of platelets ?
stop bleeding by clumping and clotting blood vessel injuries
What is the structure of a platelet ?
Lense shaped ,2-3qm in diameter
What are the two types of white blood cell ?
lymphocytes and leukocytes
What is the function of leukocytes ?
defend the body against disease by ingesting foreign materials and cellular debris by destroying infectious agents or cancer cells
What is the structure of leukocytes ?
Lack hemoglobin has a nucleus and capable of movement
What is the function of lymphocytes ?
Involved with the immune response , some produce antibodies which are targeted to specific pathogens , some produce cytokines which is a general immune response
What is the structure of lymphocytes ?
Two main types B and T , large cells that have granules
