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(Higher/Supplement) Circulatory System and Blood Components Quiz

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Questions and Answers

What is the purpose of blood clotting?

Preventing excess blood loss

Describe the process of blood clotting.

Blood clotting is a process where fibrinogen is converted to fibrin, creating a mesh to stop bleeding from damaged blood vessels.

What is the function of red blood cells?

Transporting oxygen to tissues using haemoglobin

State 2 functions of white blood cells.

Producing specific antibodies and Phagocytosis (engulfing pathogens) Signup and view all the answers

What is the primary function of cell B in the immune system?

Phagocytosis Signup and view all the answers

What do lymphocytes and phagocytes have in common?

They are both types of white blood cells Signup and view all the answers

What is the primary component of blood responsible for forming blood clots?

Platelets Signup and view all the answers

Which type of white blood cell is responsible for producing antibodies?

Lymphocyte Signup and view all the answers

What is the function of plasma in the blood?

Returning tissue fluid to the blood Signup and view all the answers

What are the two main functions of the lymphatic system?

Returning tissue fluid to the blood and immunity Signup and view all the answers

What is the main difference between a single circulatory system and a double circulatory system?

In a single circulatory system, the blood only passes through the heart once for each full circuit of the body, whereas in a double circulatory system, the blood passes through the heart twice. Signup and view all the answers

What is the function of a pump in the circulatory system?

To pump blood throughout the body. Signup and view all the answers

What is the purpose of valves in the circulatory system?

To prevent backflow. Signup and view all the answers

Compare and contrast the circulatory systems of fish and mammals.

Fish have a single circulatory system, whereas mammals have a double circulatory system. Signup and view all the answers

What is the path of blood flow in a single circulatory system?

Heart → Gills → Body. Signup and view all the answers

What is the significance of the heart in the circulatory system?

The heart is a pump that pumps blood throughout the body. Signup and view all the answers

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