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Questions and Answers
Which function of blood is primarily responsible for maintaining acid-base balance?
What percentage of whole blood is composed of plasma?
Which component of blood plays a crucial role in transporting hormones?
In relation to systemic defenses, which blood components are vital for protecting against infections?
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Which of the following is NOT a function of blood?
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What is the primary role of the buffy coat in the blood?
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How does blood assist in regulating core temperature?
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Which process involves the removal of metabolic products from the body?
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What are the coagulation factors primarily responsible for?
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Study Notes
Basic Functions of Blood
- Transports oxygen and carbon dioxide between the lungs and other tissues.
- Delivers absorbed nutrients to tissues.
- Removes metabolic products to the kidney, lung, skin, and intestines for excretion.
- Regulates acid-base balance.
- Maintains osmotic balance with the oncotic pressure of plasma proteins.
- Regulates body temperature via blood heating and cooling.
- Defends against infection through the action of leukocytes and antibodies.
- Protects against traumatic bleeding through the use of coagulation factors.
- Transports hormones and other metabolites.
Composition of Whole Blood
- Plasma comprises 55% of whole blood.
- The buffy coat contains leukocytes and platelets, representing less than 1% of whole blood.
- Remaining 45% of whole blood is red blood cells or erythrocytes.
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Description
Explore the essential functions and composition of blood in this quiz. Learn how blood transports gases, nutrients, and hormones while also playing a crucial role in immune defense and temperature regulation. Test your knowledge on the components that make up whole blood, including plasma and red blood cells.
