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What does coagulation do for the platelet plug?  it reinforces the platelet plug with fibrin threads

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What must happen before the platelets will stick to the walls of blood vessels?
collagen must be exposed
What role does ADP play in platelet plug formation?
causes more platelets to stick and release their contents
What is this process considered a positive feedback cycle?
more platelets stick and they release more chemicals

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How does vasoconstriction help in the process of hemostasis?
reduces the flow until other mechanisms can kick in

What are some things that could trigger it?
injury, chemicals released, pain reflexes

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a fast series of reactions for stoppage of bleeding

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What type of Agranulocyte specializes in fighting against tumors?

lymphocytes

What type of Agranulocyte differentiates into macrophages?

monocytes

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Which type of granulocyte would be found in inflamed sites of the body?
-neutrophils

If a person had a tapeworm within their digestive system, which granulocyte would release digestive enzymes on the surface of the worm.
-eosinophils

Which granulocytes accounts for 50-70% of the white blood cells?
-neutrophils

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neutrophils eosinophils basophils monocytes lymphocytes

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Primary Function:  form temporary platelet plug that helps seal breaks in blood vessels

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Sickle Cell anemia vs iron deficiency anemia

Which type of anemia is caused by a mutation?
-sickle cell

Why does iron deficiency cause symptoms?
-cannot synthesize hemoglobin due to lack of iron

Does a person with iron deficiency have cells that are sickle in shape?
-no

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Leukocytes (also known as White blood cells)  

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Leukocytes (also known as White blood cells)  

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Why is the leukocyte the only formed element that is considered a "complete cell"?

They have nuclei and organelles

Primary function of a Leukocyte:

function in defense against disease

What is the difference between Granulocytes and Agranulocytes?

granulocytes contain visible cytoplasmic granules and agranulocytes do not.

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Erythrocytes (also known as red blood cells )

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Erythrocytes (also known as red blood cells )

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Primary function: pigment used for oxygen and carbon dioxide gas exchange- hemoglobin.

the biconcave disc offers huge surface area relative to volume for gas exchange

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                                 Formed Elements 

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                                 Formed Elements 

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- Provide 3 examples of solutes in plasma.
1. nutrients

2. hormones

3. proteins

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Made up of plasma and formed elements.