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Questions and Answers
What are the two main portions of blood in humans?
What are the two main portions of blood in humans?
- Platelets and Thrombocytes
- Plasma and Formed elements (correct)
- Nutrients and Wastes
- Erythrocytes and Leukocytes
What percentage of the volume of blood do the formed (cellular) elements occupy?
What percentage of the volume of blood do the formed (cellular) elements occupy?
- 60%
- 75%
- 30%
- 45% (correct)
What is the function of plasma in blood?
What is the function of plasma in blood?
- Assisting in blood clotting
- Containing nutrients, wastes, salts, and proteins (correct)
- Fighting off infections
- Transporting oxygen to cells
Why is an anticoagulant added before spinning the whole blood in a centrifuge?
Why is an anticoagulant added before spinning the whole blood in a centrifuge?
Which component of blood forms a dense red pellet at the bottom of a centrifuge tube?
Which component of blood forms a dense red pellet at the bottom of a centrifuge tube?
What is the main function of blood in maintaining homeostasis?
What is the main function of blood in maintaining homeostasis?
Which statement accurately describes blood in mammals?
Which statement accurately describes blood in mammals?
Which organ system is responsible for producing nutrients from the food we eat?
Which organ system is responsible for producing nutrients from the food we eat?
What happens to blood during inhalation in the lungs?
What happens to blood during inhalation in the lungs?
Which part of the body do disease-fighting substances get transported to by blood?
Which part of the body do disease-fighting substances get transported to by blood?
In the context of blood functions, what is the significance of maintaining internal body levels at a normal range?
In the context of blood functions, what is the significance of maintaining internal body levels at a normal range?
What is the main function of Red Blood Cells (RBCs) in the human body?
What is the main function of Red Blood Cells (RBCs) in the human body?
What is the approximate size of a mature Red Blood Cell (RBC)?
What is the approximate size of a mature Red Blood Cell (RBC)?
Which element is essential for hemoglobin to effectively transport oxygen and carbon dioxide?
Which element is essential for hemoglobin to effectively transport oxygen and carbon dioxide?
What condition occurs when an individual has an insufficient number of red blood cells or inadequate hemoglobin?
What condition occurs when an individual has an insufficient number of red blood cells or inadequate hemoglobin?
In what state does iron exist when combined with oxygen during the transportation process in the blood?
In what state does iron exist when combined with oxygen during the transportation process in the blood?
Which blood disorder is characterized by a reduced ability of the blood to carry oxygen effectively?
Which blood disorder is characterized by a reduced ability of the blood to carry oxygen effectively?
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