Anatomy and Physiology Study Set 1

Biology

Quiz 12 :

Blood

Quiz 12 :

Blood

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A red blood cell is a spherical cell and contains a large nucleus.
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True False
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Answer:

False

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Vitamin B12 is important for the production of red blood cells because it is required for hemoglobin production.
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True False
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Answer:

False

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A platelet plug is formed when fibrinogen is converted to fibrin.
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True False
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Answer:

False

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Plasma contains fibrinogen; serum does not.
True False
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Persons with type AB blood are considered universal donors.
True False
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Formed elements of the blood include proteins, cells, and cell fragments.
True False
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Plasma makes up more than half (55%) of the volume of blood.
True False
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Mature red blood cells cannot divide, do not synthesize hemoglobin, and cannot undergo aerobic respiration.
True False
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Macrophages phagocytize old red blood cells and transport hemoglobin to the kidney for elimination.
True False
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A build up of bilirubin causes the yellowish coloration seen in jaundice.
True False
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Substances called interleukins and colony-stimulating factors stimulate white blood cell formation and differentiation.
True False
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Neutrophils, eosinophils, and basophils are the type of leukocyte called granulocytes.
True False
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In general, red blood cells are larger than white blood cells.
True False
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Basophils release chemicals that increase blood flow to injured tissues and promote inflammation.
True False
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Lymphocytes function to phagocytize bacteria.
True False
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Plasma is about 50% water and 50% dissolved substances.
True False
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Albumin, collagen, and fibrinogen are the three main types of plasma proteins.
True False
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Plasma proteins are solutes that attract and hold water in the bloodstream, helping to maintain osmotic balance.
True False
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Platelets are a part of the mechanism that repairs breaks in blood vessels and that causes blood clot formation.
True False
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Functions of plasma electrolytes include maintenance of osmotic pressure and regulation of blood pH.
True False
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