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प्रश्न
What is pulse?
एक पंक्ति में उत्तर
उत्तर
The pulse is the dilation of an artery during ventricular systole, characterized by alternate expansion and elastic recoil.
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
संबंधित प्रश्न
What is meant by 'heart beat'? What is the usual heart beat rate at rest?
Initiation and stimulation of heartbeat take place by nerves.
Differentiate between systole and diastole.
Explain the conduction of heartbeat.
Doctors use the stethoscope to hear the sound of the heart. Why?
What is the pulse rate?
Observe Figure 11.2 and answer the given questions:
(a) Name the instrument.
(b) Label parts A, B and C.
Match the parts of the heart in Column I with the direction of the flow of blood in Column II.
| Column I | Column II | ||
| (i) | Right ventricle | (a) | Pushes blood into the pulmonary artery. |
| (ii) | Pulmonary veins | (b) | Take deoxygenated blood from the heart to the lungs. |
| (iii) | Left atrium | (c) | Receives blood from different parts of the body. |
| (iv) | Pulmonary arteries | (d) | Bring oxygenated blood from the lungs to the heart. |
| (v) | Left ventricle | (e) | Pushes blood into the aorta. |
| (vi) | Right auricle | (f) | Receives deoxygenated blood from the pulmonary veins. |
The 'Lub' and "Dub" heart sound are due to ______.
The heart sound 'Dub' is produced when ______.
