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प्रश्न
What is meant by human circulatory system? Name the organs of the circulatory system in humans.
उत्तर
The organ system that is responsible for the transport of materials inside the human body is known as the human circulatory system. In human beings, the organs of the circulatory system are the heart, arteries, veins, and capillaries.
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संबंधित प्रश्न
Explain with tile help of a chart, explain the compatibility of human blood groups.
The diagram below represents the simplified pathway of the circulation of blood. Study the same and answer the questions which follow:
(i) Name the blood vessels labelled 1 and 2.
(ii) State the function of blood vessels labelled 5 and 8.
(iii) What is the importance of the blood vessel labelled 6?
(iv) Which blood vessel will contain a high amount of glucose and amino acids after a meal?
(v) Draw a diagram of the different blood cells as seen in a smear of human blood.
Fill in the blanks with suitable words given below:
The ______ artery takes the blood from the ventricles to the lungs.
True or false:
People with blood group ‘O’ are called universal recipients
Describe the functions of the: Blood
The table below is designed to indicate the transport of certain substances in our body. Fill in the blanks with suitable answers.
| Substance | From | To | |
| 1. | ______ | Lungs | Whole Body |
| 2. | Carbon Dioxide | ______ | ______ |
| 3. | Urea | ______ | ______ |
| 4. | Digested Carbohydrates | Intestines | ______ |
| 5. | ______ | ______ | Target Organs |
| 6. | Heat | ______ | Whole Body |
Given below is a schematic representation of the circulatory system in man. Study the same and answer the questions that follow:
(i) Label the parts 1 to 4 indicated in the diagram.
(ii) Give one difference between parts 1 and 2 based on:
(a) their structure
(b) the nature of blood flowing through them.
(iii) What is the specific name of the type of blood circulation that takes place between the heart and the lungs?
(iv) Name the valve found at the beginning of the part labeled 3.
Explain the Term
Hepatic Portal System
Which of the following health condition refers to the type of blood cancer in which uncontrolled increase in number of WBCs occurs?
In a closed circulatory system, blood is completely enclosed within:
