Blood Hematology: Physical Characteristics

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Questions and Answers

What is the average amount of blood in a 70 kg man?

  • 7.5L
  • 4.3L
  • 6.2L
  • 5.6L (correct)

Which component makes up 55% of whole blood?

  • Platelets
  • Leukocytes
  • Erythrocytes
  • Plasma (correct)

What is the pH range of blood?

  • 6.85-6.95
  • 7.35-7.45 (correct)
  • 7.25-7.35
  • 7.55-7.65

What is the salinity of blood?

<p>0.9% (C)</p> Signup and view all the answers

Which component of blood consists of leukocytes and platelets?

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

Which of the following correctly describes the specific gravity of blood compared to water?

<p>Blood has a higher specific gravity than water. (C)</p> Signup and view all the answers

What is the correlation between blood viscosity and its specific gravity?

<p>Blood viscosity is directly proportional to its specific gravity. (C)</p> Signup and view all the answers

In terms of color, what characterizes healthy human blood?

<p>Bright red to deep red color (C)</p> Signup and view all the answers

What is the primary component of the buffy coat in whole blood?

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

How does the osmolarity of blood compare to the typical body fluid osmolarity?

<p>Blood osmolarity is significantly higher than typical body fluid osmolarity. (D)</p> Signup and view all the answers

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