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61 Cards in this Set

  • Front
  • Back

Composition of whole blood

Formed elements


Plasma

Formed Elements

1. Erythrocytes


2. Leukocytes


3. Platelets (thrombocytes)

Types of Leukocytes

1. Neutrophil


2. Eosinophil


3. Basophil


4. Lymphocytes


5. Monocytes

Pneumonic for order of Leukocytes from most to least common

Never Let Monkeys Eat Bananas



Neutrophil Lymphocytes Monocytes Eosinophil Basophil

Which Leukocytes have granules in their plasma?

The "phils":



Basophil


Neutrophil


Eosinophil

Neutrophil

Erythrocytes

Eosinophil

Basophil

Lymphocyte

Monocyte

Characteristics of neutrophils?

Numerous Nuclei


Slightly larger than RBC


Fine, light granules

Characteristics of Eosinophils?

2 nuclei like Eyeballs


Prevalent, peach/pink granules

Characteristics of basophils?

Dark, almost black granules congregated toward outer edge


Big blob, barely visible (or not visible) nucleus

Characteristics of lymphocytes?

About the same size as RBC


Huge nucleus that takes up the majority of the cell


Cytoplasm is light blue and free of granules

Characteristics of Monocytes?

Massive


C or bean shaped nucleus


Cytoplasm is blue and free of granules, with more showing than in lymphocytes

Differential WBC Count

100 white blood cells are counted, with types of cells tallied

Leukopenia

Lower than normal number of WBC

Leukocytosis

Abnormally high WBC count

Sickle cell anemia

A condition that causes abnormal hemoglobin formation. Erythrocytes present as half moon shaped cells

Hematocrit Centrifuge

Rh Typing Box

Tallquist Scale Booklet

Seal Eaze

Non heparinized capillary tube

Tallquist paper

Hematocrit Reader

Heparinized capillary tube


Aka hematocrit tube

Hematocrit

Aka volume of packed cells, packed cell volume



The relative percentage of red blood cells in a given volume of whole blood

Normal hematocrit readings

Adult females: 38%-47%


Adult males: 40%-54%

Polycythemia

Overproduction of RBC

Anemia

Decreased ability of the blood to transport O2



Sometimes caused by lower than normal number of RBC

Heparin

Anticoagulation


Makes up the red line on the hematocrit tube

Procedure for hematocrit test

1. Place capillary tube in vertical slot so that blue clay is lined up with the small red line


2. Slide the vertical slot horizontally until the top of the plasma lines up the the 100% line


3. Move the diagonal piece so that the black line runs along the upper edge of the RBC


4. Read your percentage at the top

Procedure for hemoglobin estimate test

1. Gently roll your bleeding finger over tallquist paper


2. Compare the coloration with the Tallquist scale by placing the paper under the holes in the Tallquist scale booklet

Hemoglobin

The O2 and CO2 carrying compounds in RBC

Iron deficiency anemia

Insufficient iron which results in low hemoglobin levels

Hemochromatosis

The body stores too much iron

Normal hemoglobin ranges

Females: 12-16g/100ml


Males: 14-18g/100ml

Coagulation

Clotting

Hemostasis

The process of stopping the flow of blood

Fibrin

Thread-like protein fibers involved in the clotting process

Coagulation Time Procedure

1. Load nonheparinized capillary tube to about 1/2 full


2. After about 8 minutes, take the tube between your thumb and forefinger and gently break it in half


3. Slowly pull the ends apart to view the insoluble fibrin strands

Normal platelet range

Adults: 250,000 - 400,000 platelets per cc

Thrombocytosis

Excessive number of platelets in blood

Thrombocytopenia

Greatly reduced platelet count

Vitamin and ion necessary for coagulation

Vitamin K and calcium

The most common way to type blood?

ABO blood typing system

Antigen

A glycoprotein that acts as a surface marker on red blood cells

Antibody

Aka agglutinin


Protein secreted by lymphocytes involved in the immune response

Agglutination

Clumping of RBC caused by specific antibody/antigen reaction

Hemolysis

The destruction or rupturing of RBC

Blood type A

Antigen A is present on the red blood cells


Anti B (antibody) is in the plasma

Blood type B

Antigen B is present on the RBC


Anti A (antibody) is present in the plasma

Blood type AB

Antigens A and B are present on the RBC


No antibodies are present in the plasma

Blood type O

No antigens are present on the RBC


Anti A and Anti B (antibodies) are present in the plasma

Rh Factor

D Antigen, present on RBC


Determines if blood type is + or -

Antiserums used to type blood

Anti-A serum: Anti-A antibodies


Anti-B serum: Anti-B antibodies


Anti-Rh serum: Anti-D antibodies (an Rh Typing box may be necessary to see this agglutination)

Normal RBC Ranges

Female: 4.0-5.5 million RBC per cc


Male: 4.5-6.0 million RBC per cc

Erythrocytosis

Over abundance of RBC

Normal WBC range

5,000-9,000 WBC per cc