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प्रश्न
Complete the following sentence with appropriate word:
The average heartbeat rate is ____ beats per minute in human being.
उत्तर
The average heartbeat rate is 72 beats per minute in human being.
APPEARS IN
संबंधित प्रश्न
Sketch and label the ventral view of the human heart.
Foetus : Amnion : : Heart: ______
Explain with the help of a suitable diagram conducting system of human heart.
Choose the correct answer:
Which of the following engulfs pathogen rapidly?
Column 2 is a list of items related to ideas in Column 1. Match the term in Column 2 with the suitable idea given in Column 1.
| Column 1 | Column 2 |
| (i) Superior vena cava | (a) Collect deoxygenated blood from the wall of the heart. |
| (ii) Inferior vena cava | (b) Carry oxygenated blood to heart muscle. |
| (iii) Pulmonary vein | (c) Collects deoxygenated blood from upper part. |
| (iv) Coronary veins | (d) Collects deoxygenated blood from lower parts. |
| (v) Coronary artery | (e) Brings oxygenated blood from lungs. |
| (vi) Aorta | (f) Large artery |
| (vii) Heart attack | (g) Large vein |
| (viii) Blood Pressure | (h) Oxygenated blood |
| (ix) Tricuspid valve | (i) Sphygmomanometer |
| (x) Bicuspid valve | (j) Allows blood flow from right auricle to right ventricle. |
| (xi) Contraction and relaxation of heart | (k) Blocking of coronary arteries. |
| (l) Cardiac muscle. | |
| (m) Allows blood flow from left auricle to left ventricle. | |
| (n) Allows blood flow from right ventricle of pulmonary aorta. |
Left atrium : pulmonary vein : right ventricle : ____________.
Explain the structure of heart.
The rate of heartbeat is determined by ______.
Give scientific reason.
Human heart is called as myogenic and autorhythmic.
Write the exact location of the following:
Heart
