Term
| What is determined by centrifuging a blood sample so the formed elements come out of suspension? |
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Definition
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Definition
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| What is an example of a heterogeneous mixture? |
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Definition
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Term
| What form a very thin buffy coat above a thick RBC layer of centrifuged blood? |
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Definition
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Term
| Since hemocrit is mainly RBC, it is often called what? |
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Definition
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Term
| What are RBC's structure? |
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Definition
| biconcave discs with a thin center and a thick outer margin wit a large surface area that allows for quick oxygen exchange |
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Definition
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Term
| How long do RBC live after traveling about 700 miles? |
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Definition
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Term
| What do the alpha and beta chains bind to forming caraminohemoglobin? |
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Definition
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Term
| oxygen carrying capacity of blood is reduced cut outlaw hematocrit or low blood hemoglobin concentrations causing oxygen starvation, weakness, lethargy, confusion, etc; |
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Definition
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Term
| Macrophages form where monitor the condition of circulating RBCs and engulfs them before they homeless or rupture? |
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Definition
| liver, spleen, and bone marrow |
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Term
| presence of intact RBC in urine (occurs after kidney damage or damage to vessels along urinary tract) |
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Definition
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Term
| After each heme is stripped of its iron, what is it converted into? |
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Definition
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Definition
| organic compound with a greenish color (bad bruises develop a greenish color due to biliverdin formation in blood filled tissues) |
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Term
| What is biliverdin converted to? |
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Definition
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Definition
| an orange-yellow pigment and released to bloodstream |
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Term
| because a lot of free iron is toxic to cells, what does a iron bind to so that new hemoglobin is made? |
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Definition
| trasferrin (a plasma protein) |
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Term
| the only site of RBC production in adults as well as the primary site of WBC production |
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Definition
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Term
| What is the production of RBCs termed? |
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Definition
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Term
| What produce myeloid stem cells which develop to RBC and lymphoid stem cells which develop into lymphocytes? |
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Definition
| hemocytoblasts in bone marrow |
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Term
| What requires adequate supplies of amino acids iron, and vitamins B12, B6, and folic acid? |
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Definition
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Term
| Where can you get vitamin B12 from? |
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Definition
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Term
| What does the absorption of vitamin B12 require the presence of? |
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Definition
| intrinsic factor produced in the stomach |
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Term
| Without B12 and intrinsic factor, what results? |
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Definition
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Term
| state of low tissue oxygen levels |
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Definition
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Term
| athletes attempt to elevate their hemacrits by rein fusing packed RBCs that were removed and stored at an earlier date |
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Definition
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Term
| What is the goal of blood doping? |
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Definition
| to improve oxygen delivery to muscles which enhances performance but elevated blood viscosity increases the workload on the heart |
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Term
| What are substances that can trigger a protective defense mechanism called an immune response? |
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Definition
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Term
| What are the surface antigens your blood has to determine blood type? |
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Definition
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Term
| If the Rh antigen is present one is what? |
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Definition
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Term
| If there is no Rh antigen present on is what? |
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Definition
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Term
| What is the universal blood donor? |
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Definition
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Term
| What is the universal blood recipient? |
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Definition
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Term
| What ignores the surface antigens called agglutinogens on your RBC? |
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Definition
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Term
| What contains antibodies called agglutinins that will attack antigens on foreign RBCs causing agglutination or clumping? |
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Definition
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