Advertisements
Advertisements
प्रश्न
Differentiate between systole and diastole.
फरक स्पष्ट करा
Advertisements
उत्तर
Systole: The contraction of the heart is called systole.
Diastole: The relaxation of the heart is called diastole.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 14: Transportation in Plants and Circulation in Animals - Evaluation [पृष्ठ २१५]
APPEARS IN
संबंधित प्रश्न
The rhythmic expansion and contraction of the heart is called ______.
What is meant by 'heart beat'? What is the usual heart beat rate at rest?
The closure of the mitral and tricuspid valves at the start of the ventricular systole produces the first sound ‘LUBB’.
What are heart sounds? How are they produced?
Doctors use the stethoscope to hear the sound of the heart. Why?
What is the pulse rate?
Match the parts of the heart in Column I with the direction of 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 ______.
What is pulse?
