CH 7: Lymphatic Circulatory System
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Questions and Answers

What is the primary function of the cardiovascular system?

  • Filtering waste products from the blood
  • Transporting lymph and white blood cells
  • Storing blood cells for future use
  • Transporting oxygen and nutrients to cells (correct)

How many times does blood pass through the heart in single circulation?

  • Twice
  • Four times
  • Once (correct)
  • Three times

What type of system is the cardiovascular system?

  • Closed system (correct)
  • Semi-closed system
  • Open system
  • Semi-open system

What happens to the blood in single circulation after it is pumped from the heart?

<p>It is oxygenated in the gills (B)</p> Signup and view all the answers

What is the main difference between the cardiovascular and lymphatic systems?

<p>The lymphatic system transports lymph and white blood cells while the cardiovascular system transports oxygen and nutrients (D)</p> Signup and view all the answers

What is the purpose of tissue homeostasis?

<p>To maintain a stable internal environment (B)</p> Signup and view all the answers

Which of the following is not a function of the cardiovascular system?

<p>Filtering waste products (A)</p> Signup and view all the answers

What type of circulation pathway is found in humans and other higher vertebrates?

<p>Double circulation pathway (A)</p> Signup and view all the answers

What type of blood does the pulmonary circulation carry?

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

Which component of the lymphatic system filters lymph, trapping bacteria and other microorganisms?

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

Which organ in the lymphatic system helps in the production and maturation of lymphocytes?

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

What is the main function of the lymphatic system in relation to the cardiovascular system?

<p>To drain lymph from tissues into the blood (A)</p> Signup and view all the answers

What is the role of lymphocytes in the lymphatic system?

<p>To provide immune responses (A)</p> Signup and view all the answers

Which system uses the heart to pump blood through a closed network of vessels?

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

What is the primary role of the cardiovascular system?

<p>To distribute oxygen, nutrients, and hormones (D)</p> Signup and view all the answers

Which of the following is a primary function of the cardiovascular system?

<p>Maintaining tissue homeostasis (D)</p> Signup and view all the answers

Which type of circulation pathway involves blood passing through the heart once per complete circuit?

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

What is the primary difference between the cardiovascular and lymphatic systems?

<p>The cardiovascular system is a closed system, while the lymphatic system is an open system (A)</p> Signup and view all the answers

Which organ in the lymphatic system helps in the production and maturation of lymphocytes?

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

What is the main function of the lymphatic system in relation to the cardiovascular system?

<p>Returning interstitial fluid to the bloodstream (A)</p> Signup and view all the answers

Which component of the lymphatic system filters lymph, trapping bacteria and other microorganisms?

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

Which type of circulation pathway is found in humans and other higher vertebrates?

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

What type of fluid does the lymphatic system transport throughout the body?

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

Which component of the lymphatic system is responsible for the production and maturation of lymphocytes?

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

What is the primary function of the pulmonary circulation in humans and higher vertebrates?

<p>Transporting deoxygenated blood to the lungs (C)</p> Signup and view all the answers

Which of the following is not a function of the lymphatic system?

<p>Transporting oxygenated blood to organs (C)</p> Signup and view all the answers

Which of the following vertebrates does not exhibit a double circulation pathway?

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

What is the main difference between the cardiovascular and lymphatic systems in terms of fluid transport?

<p>The cardiovascular system uses a pump, while the lymphatic system does not (C)</p> Signup and view all the answers

Which of the following is not a component of the lymphatic system?

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

What happens to the blood in the systemic circulation after it is pumped from the left side of the heart?

<p>It is distributed to all parts of the body (C)</p> Signup and view all the answers

What is the primary role of the lymphatic system?

<p>Filtering lymph and trapping microorganisms (A)</p> Signup and view all the answers

In single circulation, after blood is oxygenated in fish, what is its next destination?

<p>Rest of the body (B)</p> Signup and view all the answers

Which of the following is a distinctive feature of the cardiovascular system compared to the lymphatic system?

<p>Transportation of hormones (B)</p> Signup and view all the answers

How does the double circulation pathway in humans ensure vigorous blood flow to all tissues?

<p>It separates pulmonary and systemic circuits for efficient blood distribution. (C)</p> Signup and view all the answers

What is the critical difference between the cardiovascular and lymphatic systems in terms of fluid transport?

<p>The lymphatic system lacks a central pump for fluid transport, unlike the cardiovascular system. (B)</p> Signup and view all the answers

What is the function of lymph nodes within the lymphatic system?

<p>Filtering lymph and trapping disease-causing microorganisms (B)</p> Signup and view all the answers

What role does the lymphatic system play in maintaining immune responses?

<p>Producing and maturing lymphocytes for immune responses (D)</p> Signup and view all the answers

Why does the human double circulation pathway involve both pulmonary and systemic circuits?

<p>To separate oxygenated and deoxygenated blood for efficient distribution (D)</p> Signup and view all the answers

What is the primary function of the spleen in the lymphatic system?

<p>Producing and maturing lymphocytes (B)</p> Signup and view all the answers

How do the cardiovascular and lymphatic systems differ in terms of their reliance on central pumps?

<p>The cardiovascular system has a central pump, while the lymphatic system does not. (A)</p> Signup and view all the answers

Why are muscle movements and valves crucial in the lymphatic system's fluid transport?

<p>To prevent excess interstitial fluid accumulation (A)</p> Signup and view all the answers

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