Blood/blood cell prodction

23 flashcardsby Brittany
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1
Percent of blood that is red blood cells
Hematocrit
2
Name for white blood cells
Leukocytes
3
Name for red blood cells
Erythrocytes
4
Condition that elevates hematocrit
Dehydration
5
Conditions that decrease hematocrit
Bleeding or anemia
6
Clear yellowish fluid that remains after blood cells are removed
Plasma
7
Fluid that remains after blood cells and clotting proteins are removed
Serum
8
Major plasma protein. Synthesized by liver cells (hepatocytes)
Serum
Albumin fibrinogen
globulins
9
Production of red blood cells
Hematopoiesis
10
Stem cells that develop in cells that produce RBCs, WBCs and cells that fragment and form platelets
Hemocytoblast
11
Large cell that fragments to form platelets
Megakaryocytes
12
Name for platelets. Platelets are cell fragments
Thrombocytes
13
Site of hematopoiesis
Red bone marrow
14
Common site for red bone marrow biopsy
Iliac crest of pelvic bone
15
Give 2 reasons why RBCs only live 120 days
1: cannot synthesize new components because no nucleus
2: plasma membrane when they squeeze
16
Where are ruptured red blood cells removed from circulation and destroyed?
1 : spleen

2 : liver
17
Cell that digests lysed RBCs
Macrophages
18
Hemoglobin is composed of heme groups and globin. Each heme group has one iron molecule. When Hb is recycled, the iron is removed. Name the protein that carries iron in blood.
Transferrin
19
Name the two iron storage proteins found in muscle, liver, and spleen
Ferritin, hemosiderin
20
Condition caused by iron-overload. Too much iron is stored in body.
Hemochromatosis
21
What happens to non-iron heme?
Convert to bilirubin
22
Yellowish color of skin and sclera due to buildup of bilirubin in blood.
Jaundice
23
What happens to globin part of hemoglobin molecule?
Amino acids recycle
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