Exploring the Composition and Functions of Blood
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Questions and Answers

Which component makes up the majority of blood fluid?

  • Platelets
  • Plasma (correct)
  • White blood cells
  • Red blood cells

What is the main function of albumin in blood plasma?

  • Regulates osmotic pressure (correct)
  • Carries metabolic waste products
  • Facilitates oxygen transport
  • Increases solubility of carbon dioxide

Which type of blood cell is the most abundant in vertebrate blood?

  • Red blood cells (correct)
  • Platelets
  • White blood cells
  • Hemoglobin

Which type of blood cell is responsible for distributing oxygen throughout the body?

<p>Erythrocytes (D)</p> Signup and view all the answers

What is the proportion of blood occupied by red blood cells called?

<p>Hematocrit (D)</p> Signup and view all the answers

Which type of blood cell is involved in the body's immune response?

<p>Leukocytes (C)</p> Signup and view all the answers

What is the fluid component of blood called?

<p>Plasma (A)</p> Signup and view all the answers

Which component is most abundant in serum?

<p>Albumin (D)</p> Signup and view all the answers

What is the normal range for blood pH?

<p>7.35 to 7.45 (A)</p> Signup and view all the answers

Which blood cells retain their cell nuclei in non-mammalian vertebrates?

<p>Red blood cells (D)</p> Signup and view all the answers

How is blood circulated around the body?

<p>By the pumping action of the heart (B)</p> Signup and view all the answers

Which component of blood makes up the majority of blood fluid?

<p>Plasma (C)</p> Signup and view all the answers

What is the main protein in blood plasma?

<p>Albumin (C)</p> Signup and view all the answers

Which type of blood cell is responsible for oxygen transport?

<p>Red blood cells (C)</p> Signup and view all the answers

What is the fluid component of blood called?

<p>Plasma (B)</p> Signup and view all the answers

Which type of blood cell is the most abundant in vertebrate blood?

<p>Red blood cells (C)</p> Signup and view all the answers

What is the main function of red blood cells?

<p>Carrying oxygen (A)</p> Signup and view all the answers

What is the main function of white blood cells?

<p>Fighting infections (A)</p> Signup and view all the answers

What is the main function of platelets?

<p>Clotting blood (B)</p> Signup and view all the answers

What is the main function of albumin in blood plasma?

<p>Regulating osmotic pressure (A)</p> Signup and view all the answers

Which component is used by some animals to carry oxygen instead of hemoglobin?

<p>Hemocyanin (C)</p> Signup and view all the answers

Which type of blood cell is responsible for distributing oxygen throughout the body?

<p>Red blood cells (B)</p> Signup and view all the answers

What is the fluid component of blood called?

<p>Plasma (C)</p> Signup and view all the answers

What is the main function of platelets in blood?

<p>Blood clotting (B)</p> Signup and view all the answers

What is the proportion of blood occupied by red blood cells called?

<p>Hematocrit (D)</p> Signup and view all the answers

Which type of blood cell is involved in the body's immune response?

<p>White blood cells (B)</p> Signup and view all the answers

What is the average blood volume in an adult human?

<p>5 liters (D)</p> Signup and view all the answers

Which component makes up the majority of blood fluid?

<p>Plasma (C)</p> Signup and view all the answers

What is the function of white blood cells in the body?

<p>Immune response (C)</p> Signup and view all the answers

What is the density of blood compared to pure water?

<p>Slightly higher (D)</p> Signup and view all the answers

What is the term for the mesh created by fibrin during blood clotting?

<p>Platelet plug (B)</p> Signup and view all the answers

Which component is responsible for blood clotting in non-mammalian vertebrates?

<p>Thrombocytes (C)</p> Signup and view all the answers

What is the main function of the respiratory system in regulating blood pH?

<p>To control the acid-base balance (C)</p> Signup and view all the answers

Which type of blood vessel carries oxygenated blood from the lungs to the heart?

<p>Pulmonary veins (B)</p> Signup and view all the answers

Where does the production of red blood cells primarily occur in adults?

<p>Bone marrow (D)</p> Signup and view all the answers

What is the main source of T lymphocytes during childhood?

<p>Thymus gland (D)</p> Signup and view all the answers

Which organ is primarily responsible for producing the proteinaceous component of blood?

<p>Liver (A)</p> Signup and view all the answers

What is the lifespan of healthy erythrocytes before they are degraded by the spleen?

<p>120 days (A)</p> Signup and view all the answers

Which component of blood is regulated by the hypothalamus and maintained by the kidney?

<p>Electrolytes (D)</p> Signup and view all the answers

What is the pH range for blood to stay within to maintain homeostasis?

<p>7.35 to 7.45 (C)</p> Signup and view all the answers

Which component of blood carries oxygen from inhaled air to all cells of the body?

<p>Arterial blood (C)</p> Signup and view all the answers

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