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12 Cards in this Set
- Front
- Back
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The cardiovascular system consists of... |
Blood, heart, blood vessels |
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Blood transports |
oxygen, carbon dioxide, nutrients, wastes, and hormones |
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What does blood regulate? |
pH, body temperature, and water content of cells. |
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How does blood provide protection? |
3. It provides protection through clotting and by combating toxins and microbes through certain phagocytic white blood cells or specialized blood plasma proteins. |
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What are the physical characteristics of blood? |
viscosity greater than that of water; a temperature of 38°C (100.4°F); and a pH of 7.35–7.45. |
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How much blood is in the body? |
about 8% of body weight, and its volume is 4–6 liters in adults |
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How much of blood is plasma and formed elements? |
55% blood plasma 45% formed elements |
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What is hematocrit? |
Percentage of total blood volume occupied by red blood cells |
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What does plasma consist of? |
Proteins (albumin, globulins, fibrinogen) Nutrients Vitamins Hormones Respiratory gases Electrolytes Waste products Blood plasma consists of 91.5% water and 8.5% solutes. Principal solutes include proteins (albumins, globulins, fibrinogen), nutrients, vitamins, hormones, respiratory gases, electrolytes, and waste products. |
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What is hemopoiesis? |
Hemopoiesis is the formation of blood cells from hemopoietic stem cells in red bone marrow |
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What do myeloid stem cells form? |
RBCs, platelets, granulocytes, and monocytes |
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What do lymphoid stem cells form? |
lymphocytes |
