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Unit 1 Assignment 1: Tell Me About Blood - Research Papers

Unit 1 Assignment 1: Tell Me About Blood

Unit 1. Case Study 1. Tell Me About Blood
Harlee Cheek
Halstead

1) What is the significance of a lower-than-normal hematocrit? What is the effect of a bacterial infection on the hematocrit?

Hematocrit (otherwise known as HCT) is the percentage of blood made up of red blood cells. A significant drop in hematocrit is an indication of anemia (lower-than-normal number of red blood cells). A bacterial infection would increase the production of white blood cells to fight off an infection. The hematocrit would have a thicker buffer layer (white blood cells) causing the red blood cell production to slightly decrease which would decrease the ratio of red blood cells to whole blood ...

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complete in the lymphatic tissues, where they give rise to lymphocytes. The B cell lymphocytes begin and finished in the red bone marrow and the T cell lymphocytes begin in the red bone marrow, but mature in the thymus

3) What is erythropoiesis? Which factors speed up and slow down erythropoiesis?

Erythropoiesis is the specific production of red blood cells or erythrocytes. It starts in the red bone marrow with a precursor cell called a proerythroblast. Proerythroblast divides multiple times and also produces cells that begin to make hemoglobin. A cell near the end of the development cycle ejects its nucleus and then becomes a reticulocyte. Reticulocytes pass from red bone marrow into the bloodstream. The lack of oxygen or blood flow can slow erythropoiesis. Hypoxia may occur in lower oxygen content of air at high altitude and also may occur due to anemia.

4) Explain what would happen if a person with type B blood were given a transfusion of type O blood.

Nothing would ...

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PAPER DETAILS

Added: 10/17/2015 08:22:29 PM
Submitted By: harleenicole
Category: Science & Nature
Type: Free Paper
Words: 822
Pages: 3

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