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प्रश्न
Define the Veins.
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उत्तर
Veins are the blood vessels that carry deoxygenated (impure) blood from the body cells to the heart.
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संबंधित प्रश्न
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.
Give appropriate biological or technical terms for the following :
The complex consisting of a DNA strand and a core of histones
Name the following:
The fluid found between the membranes of the heart.
What is the function of spleen?
Fill in the blanks with suitable words given below:
The carbon dioxide loaded blood from right ventricle is pumped into the lungs through ______.
Name the three kinds of blood vessels found in human beings. With the help of suitable diagrams, differentiate between them.
Describe the functions of the: Blood
Label the diagram given below to show the four main parts of the urinary system and answer the following questions.
- Which organ removes extra salts and water from the blood?
- Where is the urine stored?
- What is the tube through which urine is excreted out of the body?
- What are the tubes that transfer urine from the kidneys to the urinary bladder called?
Identify the INCORRECT match
Assertion (A): RBCs help in the transport of respiratory gases.
Reason (R): The cytoplasm of RBCs contains the respiratory pigment Haemoglobin.
