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The Blood
Quiz one of Semester 2
Question | Answer |
---|---|
What are the 3 delivery functions of the blood? | Oxygen, Nutrients, Hormones |
What does the blood remove? | Metabolic wastes |
What 3 things does the blood regulate? | Body temperature, pH levels, and fluid volume |
What kind of tissue is blood classified as? | Connective tissue |
What are the living blood cells called? | Formed Elements |
What is most of the blood mass? | Red Blood Cells (rbc) |
The blood ___________ shows the percentage of red blood cells in the whole blood. | Hematocrit |
What is the "buffy coat" composed of? | Leukocytes (wbc) and Platelets |
The buffy coat is less than __% of blood volume. | 1 |
Why is blood scarlet red? | It is loaded with oxygen. |
What are the 2 protective functions of the blood? | Excessive blood loss and infection |
What percent of the blood is made up of plasma? | 55% |
What percent of the blood is made up of formed elements (living blood cells)? | 45% |
What are some of the roles of the plasma protein Albumin? | Asmatic balance, buffer, keep pH neutral |
What is the role of Fibrinogen? | Blood clotting |
What is the role of Globulins? | Help white blood cells (wbc) part of immune system |
What are three nutrients often transported by the blood? | Glucose, fatty acids, amino acids |
What are the 2 main respiratory gases transported by the blood? | Oxygen and Carbon Dioxide |
What is water's role in the blood? | It is a universal soulvent and to absorb heat |
What is the order, top to bottom, that blood is seperated into when centrifuged? | Plasma, buffy coat, Red Blood Cells |
Name the order from greatest to least of the three elements found in the blood. | RBC, WBC, Platelets |
What is the most numerous leukocyte? | Neutrophil |
What is another name for an erythrocyte? | Red Blood Cell |
What is another name for a leukocyte? | White blood cell |
What are red blood cells, megakaryocyte, Eoxinophil, Basophil, Monocyte, Neutrophil, and Lympocytes? | Formed Elements |
What increases allergy attacks? | Basophil |
What releases histamine during inflammatory reactions? | Basophil |
What contains hemoglobin? | Red Blood Cells |
_________ is primarily water, noncellular and the fluid matrix of the blood. | Plasma |
What increases in number during prolonged infections? | Neutrophil |
Are rbc's nucleate or anucleate? | anucleate |
Are there any organelles present if so what are they? | There are none. |
What is the major molecular content of the cytoplasm? | Hemoglobian |
What is the normal life expectancy of a rbc? | 100-120 days |
What happens to an rbc after it dies? | It is removed by a macrophage. |
What happens to the hemoglobin? | It is recycled. |
Which of the following would not serve as a stimuli for erythropoiesis hemorraging, aerobic exercise, living at a high altitude or breathing pure oxygen? | Breathing pure oxygen |
What is happening during erythropoiesis? | Your body discovers that it does not have enough oxygen so it starts making more rbc's. |
How much blood does the average male have in his body? | 5-6 liters |
How much blood does the average female have in her body? | 4-5 liters |
What are three components in blood plasma? | Water, dissolved solutes, salts, and plasma protien |
What is blood cell formation called? | Hematopoiesis |
What is the formation of red blood cells called? | Erythropoiesis |
What are 2 red blood cell disorders? | Polycythemia, and anemia |
What are platelets? | Fractions of larger cells |
What are platelets job? | Aid in clotting process by forming a temperary seal. |
What is the main group of WBC? | Granulocytes |
What is the order, from greatest to least , of the types of WBC? | Neutrophils, Easinophils, Basophils |
What do neutrophils do? | They are attracted to inflamation |
What do easinphils do? | Attack parasitic worms |
What do basophils do? | Release histamine to promote inflamation because of sinuses or allergys |