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प्रश्न
What is the the other name of 'high blood pressure'?
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उत्तर
High blood pressure is called hypertension.
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संबंधित प्रश्न
Normal activities of the heart are regulated by ______________.
What is hypertension? Why is it caused? What harm can it do?
Which vein brings clean blood from the lungs into the heart?
Name the following:
The first heart sound.
The diagram given below represents the human heart in one phase of its activity. Study the same and then answer the question that follow:
How many valves are closed in this phase?
Given alongside is a diagram of the external features of the heart.
(i) Name the parts ‘1’ to ‘7’.
(ii) What happens if the coronary artery gets an internal clot?
(iii) Which type of blood does part ‘5’ carry?
(iv) Mention one structural difference between part ‘5’ and ‘4’.
Complete the following sentence with appropriate word:
The heart is made up of special muscles, the _______ muscles.
State the Function: Pericardium
Give scientific reason.
Left ventricle is thick than all other chambers of heart.
The phase of contraction of heart is termed as ______.
Describe the structure and working of the human heart.
Why are the walls of the left ventricle thicker than the other chambers of the heart?
______ valve is present at the opening of coronary sinus
______ is the opening of the upper chamber of the heart into the lower chamber.
Valves are present in ______.
The rate of heartbeat is determined by ______.
Give reason:
Valves are present in the veins.
The doubled-layered membrane which covers and protects the heart is ______.
Define the following term:
Heart
