Blood

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Where are most of blood plasma proteins produced?
In the liver
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What would be the effect on the body if the liver stopped producing albumins?
Tissue swelling
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How much blood does an adult male usually have?
5-6 litres
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What is serum?
Blood plasma with the clotting factors removed
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What is the largest proportion of plasma other than water?
Proteins
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What plasma protein functions in blood clotting?
Fibrinogen
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What kind of tissue is blood?
Fluid connective tissue
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Why is it that liver disorders can affect the compositioon of blood?
The liver is where plasma proteins are synthesised
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As well as water and proteins what else makes up blood plasma?
Electrolytes, nutrients and organic waste
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What type of protein is responsible for transporting triglycerides in the blood?
Apolipoproteins
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What proportion of bodyweight does blood represent?
7%
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What is hematocrit?
The formed elements within the blood
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What is the term for production of red blood cells?
Erythropoiesis
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What do reticulocytes mature into?
Erythrocytes (red blood cells)
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What blood type is considered to be the 'universal donar'?
O negative
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Why is there a difference between the hematocrit of males and females?
Androgens stimulate red blood cell production, oestrogens do not
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How do basophils respond to an injury?
They release histamine and heparin
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What increases dramatically in numbers during an allergic reaction?
The number of eosinophils
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Which blood cell carries out immune surveillence?
Natural killer (NK) cells
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What cell type is responsible for the specific immune response?
Lymphocyte cells
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What is the name of the process of WBCs leaving the bloodstream?
Emigration or diapedesis
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What do myeloid stem cells develop into?
Megakaryocytes
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What is one of the major substances which stimu;ates platelet accumulation?
Thrombopoietin
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What WBC would you find in the greatest numbers at an infected cut?
Neutrophils
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What are megakaryocytes responsible for?
The formation of platelets
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What substance is released from basophils to prevent blood clotting?
Heparin
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What is the term for the characteristic of white blood cells in which they are attracted to a specific chemical stimulus?
Positive chemotaxis
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What is the function of the hormone endothelin?
Smooth muscle contraction during the vascular phase
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What is the condition known as where platelet counts are low?
Thrombocytopenia
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What do pletelets release to promote vessel repair?
Platelet-derived growth factor
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Why may someone who avoids eating any fats have trouble with their blood clotting?
They will be deficient in vitamin K
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How does heparin prevent clot formation?
It accelerates the activation of antithrombin-III
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What compound stimulates platelet aggregation?
ADP
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What substance tiggers the extrinsic pathway of the coagulation phase?
Factor III (tissue factor)
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Other cards in this set

Card 2

Front

What would be the effect on the body if the liver stopped producing albumins?

Back

Tissue swelling

Card 3

Front

How much blood does an adult male usually have?

Back

Preview of the front of card 3

Card 4

Front

What is serum?

Back

Preview of the front of card 4

Card 5

Front

What is the largest proportion of plasma other than water?

Back

Preview of the front of card 5
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