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24 Cards in this Set
- Front
- Back
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The ____ system collects excess interstitial fluid and returns it to the blood
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lymphatic system
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What is removed by the lymphatic system?
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Proteins and large particles that can't be taken up by the capillaries
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Is lymph flow in an active individual greater or smaller than in an individual at rest?
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Greater
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The blood is ____ tissue
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Connective
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The hematocrit is what?
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Percentage by volume of RBCs
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What is the function of blood albumin?
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Transport fatty acids and steroids as well as help regulate the osmotic pressure of the blood
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What is fibrinogen?
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clotting protein in the blood
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If clotting proteins are removed from the blood, what is blood referred to as?
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Serum
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Where are albumin and fibrinogen formed?
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The liver
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Do erythrocytes contain a nucleus or organelles?
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NO!
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Do leukocytes contain a nucleus or organelles?
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Yes
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Small portions of membrane-bound cytoplasm torn from megakaryocytes are known as what?
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Platelets
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Generalized protection from most intruding toxins and organisms is provided by ____ immunity.
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Innate
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Protection against specific organisms and toxins is provided by ____ immunity.
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acquired immunity
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The skin, stomach acid, digestive enzymes, phagocytotic cells, and chemicals in the blood are all components of what type of immunity?
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Innate
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What are the two types of acquired immunity?
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B-cell or humoral and T-cell or cell-mediated
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Each B-lymphocyte is capable of making a single ____
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Antibody or immunoglobulin
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If a B-lymphocyte antibody finds a matching antigen, the B lymphocyte, assisted by Helper T cells differentiates into what?
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Plasma and Memory cells
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About how long does the primary response take to reach its full potential?
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20 days
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The secondary response is shorter due to proliferation of ____ that remain in the body.
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Memory B cells
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____ immunity is effective against bacteria, fungi, parasitic protozoans, viruses and blood toxins
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Humoral or B-cell
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____ can attack many cells because they don't phagocytize their victims
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Killer T Cells
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____ immunity involves lymphocytes that don't make free antigens
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Cell-mediated or T-cell
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____ immunity is effective against infected cells.
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Cell-mediated
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