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Blood ANP 128 1. What are the major functions of blood? 2. Describe how the structure of Red Blood Cells is helpful in the functioning. 3. What are the different leukocytes and how do each of these differ in function?

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Blood

ANP 128


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  • 1. What are the major functions of blood?

  • 2. Describe how the structure of Red Blood Cells is helpful in the functioning.

  • 3. What are the different leukocytes and how do each of these differ in function?

  • 4. Be able to describe platelets and how they function in blood clotting.

  • 5. What is the importance of plasma in the human body? What are the major functions?

  • 6. How do you determine blood type? Why is blood typing important?

  • 7. Describe Rh factor and the implications of being positive or negative.


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Blood

  • FUNCTIONS

  • TRANSPORT

  • GLUCOSE, AMINO ACIDS, FATS, O2/CO2,HORMONES

  • COAGULATION

  • TEMPERATURE REGULATION

  • ANTI-BACTERIAL ACTION

  • PHYSIOLOGICAL ACTIVITY

  • HORMONE TRANSPORT

  • BUFFER



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Blood – RBC’s

  • Transport :

  • O2

  • CO2

    H2O + CO2 < H2CO3> HCO3- + H+



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Blood – RBC’s

  • What can change the production of RBC’s?

  • How long to RBC’s live?


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Blood – RBC’s

CLINICAL: ANEMIA

http://kidshealth.org/parent/medical/heart/anemia.html


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Blood – WBC’s

  • FUNCTIONS:

  • CHEMOTAXIS

  • DIAPEDESIS

  • PHAGOCYTOSIS

  • DEFENSINS

  • ANTIBODIES


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Blood – WBC’s

NEUTROPHILS: Most abundant 50-70%;

FUNCTION: phagocytosis


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Blood – WBC’s

  • EOSINOPHILS: 2-4% of WBC's;

  • FUNCTION: allergies, stress diseases, parasites


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Blood – WBC’s

  • BASOPHILS: 0.5% of WBC'S;

  • FUNCTION: liberate heparin, histamines.


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Blood – WBC’s

  • LYMPHOCYTES: 30% of WBC'S;

  • FUNCTION: immune responses and memory.


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Blood – WBC’s

MONOCYTES: 3-8% of WBC's;

FUNCTION: phagocytosis.


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Blood

  • PLATELETS (THROMBOCYTES)

  • STRUCTURE

  • LIFE SPAN

  • COAGULATION

  • CLINICAL - HEMOPHILIA


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Blood

  • PLASMA:

  • (NONLIVING MATRIX)

  • 3 liters

  • 90-93% water

  • maintains constant blood volume


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Blood Types

http://www.bloodbook.com/world-abo.html


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