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Question
State the Location: Bundle of His
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Solution
Bundle of His: Arises from atrioventricular node, moves along inter-ventricular septum to the apex of the ventricle and then radiates upwards.
RELATED QUESTIONS
Name the following:
The kind of blood cells which can squeeze out through the walls of one category of blood vessels.
Match the items in Column ‘A’ with those in column ‘B’ Rewrite the correct matching pairs.
| Column A | Column B | ||
| (a) | SA Node | (i) | Plasma |
| (b) | Defective haemoglobin in RBC | (ii) | Serum |
| (c) | Muscle fibres located in heart | (iii) | Pacemaker |
| (d) | The liquid squeezed out of blood during clotting | (iv) | Sickle cell anaemia |
| (e) | Never tires, keep on contracting and relaxing | (v) | Purkinje fibres |
| (f) | Cardiac cycle | (vi) | Cardiac muscle |
| (g) | Liquid part of the blood without corpuscles | (vii) | 0·85 sec |
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Fill in the blanks with suitable words given below:
The ______ artery takes the blood from the ventricles to the lungs.
True or false:
The four blood groups in human beings are A, B, AB and AO
Long answer question:
Describe human blood and give its functions.
Thin tube-like structures which are the component of circulatory system are called blood vessels.
Assertion (A): RBCs help in the transport of respiratory gases.
Reason (R): The cytoplasm of RBCs contains the respiratory pigment Haemoglobin.
Identify the normal haemoglobin count in human females.
Name the following:
The structure that holds the heart valves in position.
