Anatomy and Physiology: Blood Composition and Functions

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Questions and Answers

What is the average volume of blood in a normal adult?

  • 3 L
  • 6 L
  • 8 L
  • 5 L (correct)

What is the color of arterial blood due to?

  • Low O2 levels
  • High CO2 levels
  • High O2 levels (correct)
  • Low CO2 levels

What is the pH of blood in normal conditions?

  • Neutral
  • Acidic
  • Basic
  • Alkaline (correct)

What does the specific gravity of total blood range from?

<p>1.052 to 1.061 (C)</p> Signup and view all the answers

What is the average volume of blood in a newborn baby?

<p>450 mL (C)</p> Signup and view all the answers

What does the specific gravity of plasma range from?

<p>1.000 to 1.010 (C)</p> Signup and view all the answers

What is the main function of blood?

<p>Transport of nutrients (C)</p> Signup and view all the answers

What is the composition of plasma in blood?

<p>Water (91%), Proteins (7%), Other solutes (2%) (C)</p> Signup and view all the answers

Where are plasma proteins synthesized in adults?

<p>From reticuloendothelial cells of the liver, spleen, bone marrow, and general tissue cells (A)</p> Signup and view all the answers

What is the normal A/G ratio indicating?

<p>Liver and kidney diseases (C)</p> Signup and view all the answers

What do variations in plasma protein level independently of one another indicate?

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

What is responsible for the oncotoc pressure?

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

What are the functions of blood plasma proteins?

<p>Role in serum albumin, globulin, and fibrinogen (A)</p> Signup and view all the answers

What is the normal range for total proteins in the blood?

<p>6.4 to 8.3 g/dL (B)</p> Signup and view all the answers

What is the main function of serum albumin?

<p>Maintaining oncotic pressure (D)</p> Signup and view all the answers

What are the constituents of formed elements in blood?

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

Flashcards

Average adult blood volume?

Approximately 5 Liters

Arterial blood color cause?

High levels of oxygen (O2)

Normal blood pH?

Slightly alkaline

Specific gravity of whole blood?

Ranges from 1.052 to 1.061

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Average newborn blood volume?

Approximately 450 mL

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Specific gravity of plasma?

Ranges from 1.000 to 1.010

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Main function of blood?

Transport of nutrients, gases, hormones, waste, etc.

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Plasma composition?

91% Water, 7% Proteins, 2% Other solutes

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Plasma protein synthesis location?

Reticuloendothelial cells of the liver, spleen, bone marrow, and general tissue cells.

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Normal A/G ratio indicates?

Indicates liver and kidney diseases

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Variations in Plasma Protein Level?

Hyperproteinemia

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Oncotic pressure is caused by

Plasma proteins

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Functions of blood plasma proteins?

Serum albumin, globulin, and fibrinogen

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Normal total blood protein range?

6.4 to 8.3 g/dL

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Main function of serum albumin?

Maintaining oncotic pressure

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Formed elements constituents?

Red blood cells, white blood cells, and platelets

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