16 Questions
What is the role of red blood cells in the body?
Transporting oxygen to the tissues and carrying carbon dioxide back to the lungs
What is the major component of plasma by volume?
Water
What would cause a low packed cell volume (PCV)?
Excess plasma or anemia
Which inorganic molecule is a major constituent contributing to plasma osmolarity?
Sodium
What is the liquid part of blood known as?
Plasma
Where do all blood cells develop from?
Stem cells
Which blood vessel carries blood full of oxygen from the heart to all parts of the body?
Arteries
What is the cellular portion of blood known as?
Formed elements
What is the main function of hemoglobin in red blood cells?
To transport oxygen and carbon dioxide
What characteristic shape do red blood cells have?
Biconcave disk
What is the main advantage of the biconcave shape of red blood cells?
It provides greater surface area for gas exchange
What is the main function of red blood cell cytoplasmic enzymes?
To metabolize glucose
What is the function of white blood cells (leucocytes)?
Response of the body to infection
Which type of blood cell has the shortest life span?
Neutrophils
What is the difference between plasma and serum?
Serum lacks clotting factors, while plasma contains clotting factors.
What is the normal percentage range of monocytes in total white blood cells?
2-8%
Test your knowledge about the different types of white cells in the blood, their varying amounts, and their role in the immune response. This quiz also covers the normal values of cellular elements in blood.
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