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Functions and Characteristics of Blood

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Questions and Answers

What is the main function of blood in the body?

Support bone development

Act as a coolant

Regulate body temperature

Transport nutrients and waste products (correct)

Why is blood denser than water?

The presence of dissolved substances (correct)

It has proteins acting as pH buffers

Because it contains more oxygen

Due to its lower temperature

Which component of blood is responsible for clotting to prevent blood loss?

RBC

Platelets (correct)

WBC

Buffy coat

What is the condition called when an individual produces too many red blood cells?

Polycythemia Signup and view all the answers

Where does the process of hemopoiesis occur in adults?

Red bone marrow Signup and view all the answers

Which type of stem cell has the potential to become any cell type in the body?

Embryonic stem cell Signup and view all the answers

What is the approximate volume of blood in the body of a male?

5-6 liters Signup and view all the answers

Which type of stem cell is committed to differentiate into a specific blood component?

Progenitor cell Signup and view all the answers

Where does the process of hemopoiesis occur before bone development?

Lymphatic tissue Signup and view all the answers

What do neutrophils, basophils, eosinophils, and monocytes have in common?

They are all types of white blood cells Signup and view all the answers

What is the main function of proteins in blood plasma?

Act as a pH buffer Signup and view all the answers

What percentage of blood vessels are filled with blood when sitting?

~25% Signup and view all the answers

What symptoms might a person with anemia experience?

Feeling cold and tired Signup and view all the answers

What is the primary constituent of the buffy coat in blood?

White blood cells Signup and view all the answers

What is polycythemia characterized by?

'Thickening' of the blood due to excess red blood cells Signup and view all the answers

What is the main function of platelets in blood?

'Clotting' to prevent blood loss Signup and view all the answers