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Question
Given below is a certain structure, write its chief functional activity.
Bone marrow - ______.
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Solution
Bone marrow - destruction of old and weak RBC's/production of RBCs and WBCs.
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RELATED QUESTIONS
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.
Name the following:
The artery which carries deoxygenated blood.
Name the following:
The valve present in between the chambers on the right side of the human heart.
Given below is a highly schematic diagram of the human blood circulatory system.
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- Which part (state the number) represents the heart? Give reason in support of your answer.
- Which numbers represent the following, respectively?
Aorta Superior vena cava Hepatic portal vein Renal Vein Pulmonary artery Stomach
Production of RBCs occurs in ______.
Fill in the blank:
______ carry pure blood.
Name the main parts of the circulatory system.
The artificial method of filtering the blood or removing the wastes from the blood.
Assertion (A): RBCs help in the transport of respiratory gases.
Reason (R): The cytoplasm of RBCs contains the respiratory pigment Haemoglobin.
