Anemia Flashcards
Function of Plasma
Transports nutrients, hormones, & proteins
Plasma
Yellow watery liquid that makes up about 55% of the body’s blood volume
Thrombocytes
Platelets - form clots to stop bleeding
Platelets make up….
Less than 1% of blood
Erythrocytes
Red Blood Cells - Carry fresh oxygen through the body and remove carbon dioxide
Leukocytes
White blood cells - Part of body’s immune system; detect and fight viruses & bacteria
What is anemia?
- Deficiency in RBCs
- Deficiency in HGE (hemoglobin)
AND/OR - Deficiency in volume of packed RBCs (Hematocrit)
Normocytic, normochromic RBCs
Normal size & color
Microcytic, hypochromic RBCs
Small in size & little color
Macrocytic/megaloblastic, normochromic
Large in size & normal color
How is anemia diagnosed?
CBC panel, blood smear, & reticulocyte count
Is anemia a primary or secondary problem?
It can be primary or a secondary consequence of a disease or disorder
Etiology of anemia
- Blood loss
- Decrease in RBC production
- Increase in RBC destruction
Tissue Hypoxia
An absence of enough oxygen in the tissues to sustain bodily functions
Why can any RBC disorder lead to tissue hypoxia?
RBCs have hemoglobin & that is the O2 carrying protein
Normal Hgb in female & male
Female: 12-16
Male: 13.5-17.5
Mild Anemia Hgb
10-12
Moderate Anemia Hg
6-10
Severe Anemia Hgb
<6
General symptoms of anemia
- Headaches
- Fatigue/weakness
- Cold hands/feet
- Yellowish skin, pallor, pruritus (itchy skin)
- Increased HR, chest pain, murmurs
- Dizzy/light headed
- Dyspnea