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प्रश्न
Differentiate between members of the following pairs with reference to the aspect asked
within bracket:
Erythrocytes and leucocytes (function)
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उत्तर
| Erythrocytes | Leucocytes |
| They function in the transport of oxygen throughout the body and in the removal of carbon dioxide from the body. |
They help in the defense of the body against disease-causing pathogens. |
संबंधित प्रश्न
Angina pectoris is due to
Name the following:
The artery which carries deoxygenated blood.
The valve which prevents back flow of blood in the veins and lymph vessels ______.
Give reason, why a matured mammalian erythrocyte lacks nucleus and mitochondria?
What is meant by the term 'double circulation' of blood in mammals? What is diastole?
Put a tick mark (✓) against the correct alternative in the following statement.
Pulmonary vein carries
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.
Respiration takes place because of its up and down movement.
Analogy
Arteries : Carry blood from the heart:: _________ :carry blood to the heart.
Name these:
Three components of circulatory system.
