Unit 3B: Blood

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List the major components of plasma and describe the functions of each

Water- provide a fluid for the blood cells to move through Proteins- powerhouses of the body (each has a specific job and function to carry out) Nutrients - nourishment for the cells throughout the body Hormones - communication

Describe the general characteristics of blood and discuss its major functions

Plasma, red blood cells, white blood cells, and platelets. Blood has many different functions, including: transporting oxygen and nutrients to the lungs and tissues. forming blood clots to prevent excess blood loss.

Discuss the life cycle of a red blood cell

Low oxygen blood - Liver and Kidney- Erythropoietin- bloodstream- +Red Bone Marrow- increased number of red bone cells - (-) increased oxygen carrying capacity

Explain the significance of red blood cell counts and how they are used to diagnose disease.

Allows the doctor to find out how many red blood cells (RBCs) you have. It is important because it allows the doctors to tell us how the liver functions, if there are any oxygen deficiencies

Explain blood typing and how it is used to avoid adverse reactions following blood transfusions

The laboratory examination to determine a person's blood type Type A blood- Anti-B no reaction Type B blood- Anti-A no reaction Type AB- both Anti-A and Anti-B reacts Type O- neither Anti-A nor Anti-B reacts


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