CH 7: Circulatory Systems in Animals
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Questions and Answers

Which type of circulatory system is found primarily in invertebrates?

  • Closed circulatory system
  • Open circulatory system (correct)
  • Mixed circulatory system
  • Direct circulatory system

In which type of circulatory system does blood flow through a network of blood vessels?

  • Indirect circulatory system
  • Direct circulatory system
  • Open circulatory system
  • Closed circulatory system (correct)

Which type of circulatory system is considered more efficient?

  • Closed circulatory system (correct)
  • Direct circulatory system
  • Open circulatory system
  • Mixed circulatory system

In an open circulatory system, which fluid moves freely throughout the body?

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

Which type of circulatory system is found in vertebrates such as fish, amphibians, reptiles, birds, and mammals?

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

Which type of circulatory system allows for nutrient exchange and waste removal by direct bathing of organs in blood?

<p>Open circulatory system (D)</p> Signup and view all the answers

Which type of circulatory system is less efficient compared to closed systems?

<p>Open circulatory system (B)</p> Signup and view all the answers

Which type of circulatory system is found in insects and snails?

<p>Open circulatory system (B)</p> Signup and view all the answers

Which type of circulatory system involves blood being pumped by a heart through vessels that branch out to reach every part of the body?

<p>Closed circulatory system (D)</p> Signup and view all the answers

Which type of circulatory system is propelled by the movements of the body and muscular contractions?

<p>Open circulatory system (B)</p> Signup and view all the answers

What is a key advantage of the double circulatory system?

<p>It allows for higher blood pressure and faster flow (C)</p> Signup and view all the answers

Which animals have a single circulatory system?

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

What is the function of the pulmonary circuit in the human circulatory system?

<p>To send deoxygenated blood to the lungs (B)</p> Signup and view all the answers

What does an open circulatory system support?

<p>Lower metabolic demands of smaller or less active invertebrates (D)</p> Signup and view all the answers

Which type of circulatory system prevents the mixing of oxygenated and deoxygenated blood?

<p>Double circulatory system (B)</p> Signup and view all the answers

What is a disadvantage of the single circulatory system?

<p>It involves only one capillary bed during circulation (D)</p> Signup and view all the answers

What is the role of the left atrium in the human circulatory system?

<p>To receive oxygenated blood from the pulmonary veins (B)</p> Signup and view all the answers

Which type of circulatory system is found in invertebrates with lower metabolic demands?

<p>Open circulatory system (C)</p> Signup and view all the answers

What is the main function of the heart in the circulatory system?

<p>To propel blood (A)</p> Signup and view all the answers

Which type of circulatory system is found in mammals and birds?

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

Which type of circulatory system allows for better regulation of blood distribution based on the body's needs?

<p>Double Circulatory System (A)</p> Signup and view all the answers

Which part of the human circulatory system receives oxygen-rich blood from the pulmonary veins?

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

Which type of circulatory system is considered less efficient due to slower flow of hemolymph?

<p>Open Circulatory System (A)</p> Signup and view all the answers

Which type of circulatory system involves blood passing through the heart once during each complete circuit?

<p>Single Circulatory System (C)</p> Signup and view all the answers

Which type of circulatory system separates oxygenated and deoxygenated blood, enabling efficient oxygen supply?

<p>Double Circulatory System (D)</p> Signup and view all the answers

Which type of circulatory system is found in invertebrates with higher metabolic demands?

<p>Closed Circulatory System (C)</p> Signup and view all the answers

Which type of circulatory system allows for a higher pressure and faster flow of blood?

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

Which type of circulatory system is found in vertebrates such as mammals and birds?

<p>Double Circulatory System (D)</p> Signup and view all the answers

Which part of the human heart pumps oxygenated blood to the aorta?

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

Which type of circulatory system is considered more efficient compared to open systems?

<p>Closed Circulatory System (D)</p> Signup and view all the answers

Which type of circulatory system is characterized by the flow of blood and bodily fluids into an open body cavity?

<p>Open circulatory system (B)</p> Signup and view all the answers

Which type of circulatory system is primarily found in invertebrates such as insects and mollusks?

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

Which type of circulatory system involves blood moving freely throughout the body, propelled by the movements of the body and muscular contractions?

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

Which type of circulatory system allows for more efficient and controlled flow of blood compared to an open circulatory system?

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

Which type of circulatory system is found in vertebrates such as fish, amphibians, reptiles, birds, and mammals?

<p>Closed circulatory system (B)</p> Signup and view all the answers

Which type of circulatory system is characterized by the lack of directional flow and reliance on slow-moving hemolymph?

<p>Open circulatory system (B)</p> Signup and view all the answers

Which type of circulatory system prevents the mixing of oxygenated and deoxygenated blood?

<p>Closed circulatory system (D)</p> Signup and view all the answers

Which type of circulatory system allows for nutrient exchange and waste removal by direct bathing of organs in blood?

<p>Open circulatory system (D)</p> Signup and view all the answers

Which type of circulatory system is less efficient compared to closed systems due to the lack of directional flow and slow-moving hemolymph?

<p>Open circulatory system (C)</p> Signup and view all the answers

Which type of circulatory system is considered more efficient and is found in animals with higher metabolic demands?

<p>Closed circulatory system (C)</p> Signup and view all the answers

Which type of circulatory system is found in organisms that have a higher metabolic demand due to their active lifestyle?

<p>Closed circulatory system (C)</p> Signup and view all the answers

Which type of circulatory system relies on the movements of the body and muscular contractions for blood circulation?

<p>Open circulatory system (D)</p> Signup and view all the answers

Which type of circulatory system is typically found in organisms that are less active and have lower metabolic demands?

<p>Open circulatory system (D)</p> Signup and view all the answers

Which type of circulatory system allows for better regulation of blood distribution based on the body's needs?

<p>Closed circulatory system (C)</p> Signup and view all the answers

Which type of circulatory system is characterized by the flow of blood and bodily fluids directly into an open body cavity?

<p>Open circulatory system (D)</p> Signup and view all the answers

Which type of circulatory system is found in organisms that have a higher demand for oxygen and nutrient transport due to their active lifestyle?

<p>Closed circulatory system (B)</p> Signup and view all the answers

Which type of circulatory system is less efficient compared to closed systems due to the lack of directional flow and reliance on slow-moving hemolymph?

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

Which type of circulatory system involves blood passing through the heart once during each complete circuit?

<p>Closed circulatory system (D)</p> Signup and view all the answers

Which type of circulatory system allows for nutrient exchange and waste removal by direct bathing of organs in blood?

<p>Open circulatory system (D)</p> Signup and view all the answers

Which type of circulatory system is found in organisms that have a lower demand for oxygen and nutrient transport due to their less active lifestyle?

<p>Open circulatory system (D)</p> Signup and view all the answers

Which type of circulatory system provides an advantage in terms of blood distribution regulation during physical exertion?

<p>Double circulatory system found in mammals and birds (A)</p> Signup and view all the answers

Which part of the circulatory system in humans is responsible for dispersing oxygen-rich blood throughout the body?

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

How does the pulmonary circuit contribute to the efficiency of the human circulatory system?

<p>By sending deoxygenated blood to the lungs for oxygenation (A)</p> Signup and view all the answers

Which type of circulatory system is more efficient in terms of metabolic demand support for larger or more active animals?

<p>Closed circulatory system (D)</p> Signup and view all the answers

What is a key difference in the circulatory systems of mammals and birds compared to fish?

<p>Fish have a single circulatory system, while mammals and birds have a double circulatory system (C)</p> Signup and view all the answers

Which part of the human heart receives oxygen-rich blood from the pulmonary veins?

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

Which type of circulatory system enables efficient oxygen supply by separating oxygenated and deoxygenated blood?

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

How does the closed circulatory system support the higher metabolic demands of larger or more active animals?

<p>By having a higher efficiency and faster flow (B)</p> Signup and view all the answers

Which type of circulatory system involves blood passing through the heart once during each complete circuit?

<p>Single circulatory system (B)</p> Signup and view all the answers

Which type of circulatory system is found in animals with lower metabolic demands?

<p>Open circulatory system (C)</p> Signup and view all the answers

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