24 Questions
What is the main function of red blood cells?
To transport oxygen from the lungs to the tissues
What is the average concentration of hemoglobin in the blood of a male?
16 gm/100ml blood
What is the function of albumin in blood plasma?
To maintain osmotic balance
What is the function of gamma globulins in blood plasma?
To produce antibodies
What is the function of fibrinogen in blood plasma?
To clot blood
What is the average number of red blood cells per cubic millimeter in women?
4.7 million
What is the main function of leukocytes in the blood?
To destroy invading microorganisms and cancer cells
What is the approximate volume of blood in an average adult?
5 liters
What is the primary role of platelets in the blood?
To initiate blood clotting and help minimize blood loss
What is the function of blood in regulating body temperature?
To transport heat from the rest of the body to the skin
What is the main component of plasma?
Water and dissolved solutions
What is the term for the formed elements of the blood?
Blood cells and platelets
What is the percentage of plasma in the hematocrit ratio?
55%
What is the term for the production of all types of blood cells?
Hemopoiesis
What is the main organ responsible for producing red blood cells during the middle trimester of gestation?
Liver
What is the term for a deficiency of red blood cells?
Anemia
What is the result of a rapid loss of red blood cells?
Anemia
What is the term for the loss of function of bone marrow due to drug poisoning or Gamma-ray radiation?
Aplastic anemia
What is one of the causes of hemolysis of RBCs?
Hereditary diseases
What is the name of the disease in which antibodies from the mother destroy red cells in the baby?
Erythroblastosis fetalis
What is Thalassemia also known as?
Mediterranean anemia
What is the average lifespan of RBCs in the circulatory system?
120 days
What is one of the functions of ATP in RBCs?
Maintaining pliability of the cell membrane
What happens to the metabolic systems of RBCs over time?
They become progressively less active
Learn about the basics of hematology, including the functions of blood, transportation, protection, and regulation. Explore the composition and circulation of blood through the cardiovascular system.
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