Test 1 Flashcards
3 FUNCTIONS OF BLOOD
Transport O2, nutrients, waste products.
Maintenance of Homeostasis, acid base balance, electrolytes fluid balance.
Resistance to and fighting infections with white blood cells.
Average size adults has ___ liters blood in body
5
Normally ___ % of human body weight is from blood
7-8
In adults this amount is 4-5 quarts of blood
Plasma
Liquid portion of the blood
Erythrocytes
Red Blood Cells
Leukocytes
White Blood Cells
Corpuscle
A blood cell red or white
Electrolytes
Sodium, potassium, chloride, CO2
Blood proteins make ___% blood plasma
7
Blood Gases
O2, carbon dioxide and nitrogen
Regulatory Substances
Include hormones
Aminos
Protein building blocks
Antibody Functions
Fight foreign substances
Blood clotting proteins
Platelets, fibrin, fibrinogen, vitamin K
Serum Albumin
Synthesize in the liver, helps maintain osmotic flow pressure of the blood
Carbohydrates
Quick source of energy
Lipids
Fats
Mineral Salts
Help bone formation, hormone production, produce red blood cells
Waste products
Glucose
Heparin
Prevents blood clotting
Hematocrit
% of volume of RBCs in whole blood
Hemoglobin (Hgb)
Carries blood from the lungs to the tissue
Total Red Cell Count
Measures total volume of red corpuscles
4.2-6.2 million per microliter
120 day lifespan
Reticulocytes
Young immature red blood cells
Differential count / white cell count
Measures total volume of white corpuscles
5,000-10,000 per microliter
9 day lifespan
Serology
Scientific study of serum
Blood chemistry tests
Measure the levels of blood components from various samples (electrolytes)
Two common abnormalities of red blood cells
Anemia
Sickle cell anemia
Anemia
Deficiency of red blood cells
Sickle cell anemia
Chronic form of anemia caused by S-shaped (sickled) blood cells which clump
Two common abnormalities of white blood cells
Leukocytosis
Leukopenia
Leukocytosis
Increase in white blood cells
Leukopenia
Decrease in white blood cells
Reasons for blood transfusion
Replace lost blood
To treat anemia
Exchange blood in certain blood disorders
Aid in Recovery
Blood type A can receive from ___ and give to ___
A can receive A/O give to A/AB
Blood type B can receive from ___ and give to ___
B can receive B/O give to B/AB
Blood type AB can receive from ___ and give to ___
AB can receive all and give AB
Blood type O can receive from ___ and give to ___
O can receive O give to all
% of people with blood type O
45%
% of people with blood type AB
4%
% of people with blood type A
40%
% of people with blood type B
10%
