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Question
Complete the following sentence with appropriate word:
The element required for blood clotting is __________.
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Solution
The element required for blood clotting is Calcium.
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RELATED QUESTIONS
Differentiate between the RBC and WBC (Shape)
Given alongside is a diagram of a smear of human blood. Study the same and answer the questions that follow:
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- Name the parts l, 2, 3 and 4 indicated by guidelines.
- Mention two structural differences between the parts labelled 'l' and '2'.
- What is the main function of the parts labelled 1, 2 and 3 respectively?
- What is the life span of the part labelled '1'?
- Name a soluble protein found in '4' which helps in the clotting of blood.
Study the following diagram carefully and then answer the question that follow :
Name the process occurring in B and C and state the importance of this process in the human body.

Define the following term:
Diapedesis
Name the Following
The number of RBCs in men.
Complete the following sentence with appropriate word:
The site of production of W.B.Cs in the embryo is _________
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
W.B.C. contains haemoglobin
______ is a loose-fitting membrane that encloses the heart and consists of a superficial fibrous layer and a deep serous layer.
The process of formation of various types of blood cells is known as ______.
The kind of cells that initiate blood coagulation:

