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Circulatory System

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Questions and Answers

What is the main function of the circulatory system?

To provide structural support to the body

To produce hormones for the body

To regulate body temperature

To circulate blood carrying oxygen and nutrients to the tissues (correct)

Which two organs make up the cardiovascular system?

Brain and stomach

Lungs and kidney

Heart and liver

Heart and blood vessels (correct)

What is the term used for the division of the circulatory system responsible for carrying blood from the heart to the body and back to the heart?

Vascular circulation or circuit

Respiratory circulation or circuit

Pulmonary circulation or circuit

Systemic circulation or circuit (correct)

In which type of animals is the circulatory system open, allowing the blood to leave the network of blood vessels?

<p>Invertebrates such as arthropods</p> Signup and view all the answers

What are the components of blood?

<p>Plasma, red blood cells, white blood cells, and platelets</p> Signup and view all the answers

Study Notes

Circulatory System Overview

The main function of the circulatory system is to transport oxygen and nutrients to cells and remove waste products.

Cardiovascular System

The cardiovascular system consists of two main organs: the heart and blood vessels.

Circulatory System Divisions

The circulatory system is divided into two main parts: the systemic circulation, which carries blood from the heart to the body and back to the heart, and pulmonary circulation, which carries blood from the heart to the lungs and back to the heart.

Open Circulatory System

In invertebrates, such as insects, mollusks, and some worms, the circulatory system is open, allowing the blood to leave the network of blood vessels.

Blood Composition

Blood is composed of several components, including plasma, red blood cells, white blood cells, and platelets.

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Description

Test your knowledge on the vital system that circulates blood throughout the body, including the heart, blood vessels, and its two divisions: systemic circulation and pulmonary circulation.