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प्रश्न
______ is known as pacemaker of heart.
Pacemaker of heart is _________.
पर्याय
SA node
AV node
His bundle
Purkinje fibers
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उत्तर १
SA node is known as pacemaker of heart.
उत्तर २
Pacemaker of heart is SA node.
संबंधित प्रश्न
Sketch and label the ventral view of the human heart.
The diagram given below represents the human heart in one phase of its activity. Study the same and then answer the question that follow:
Name the parts numbered 1 to 6.
State the Function: Semilunar valves of the heart
State the Function: Pulmonary artery
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. |
Pick out the odd one.
heart, legs, brain, kidney
What does the QRS - complex represent?
Identify the CORRECT statement with respect to serous pericardium.
______ externally separates ventricles from each other.
The inner surface of the ventricle is thrown into series of irregular muscular ridges called ______
