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Question
Name the following:
The structure that holds the heart valves in position.
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Solution
Pacemaker
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:
Any one vein which starts from an organ and ends in another organ besides the heart
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 certain structure, write its chief functional activity.
Lymphocytes - ______.
Find out my partner.
| Group 'A' | Group 'B' |
| 1. Heart beats | a. 350 ml |
| 2. RBC | b. 7.4 |
| 3. WBC | c. 37∘C |
| 4. Blood donation | d. 72 |
| 5. Normal body Temperature | e. 50-60 lakh/mm3 |
| 6. pH of oxygenated blood | f. 5000-6000 per mm3 |
Fill in the blanks with suitable words given below:
The carbon dioxide loaded blood from right ventricle is pumped into the lungs through ______.
Fill in the blank:
The blood vessels which carry blood from the heart to different parts of the body are called ______.
Fill in the blank:
______ carry pure blood.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
The walls of auricles are thicker than those of ventricles.
