Advertisements
Advertisements
प्रश्न
Choose the correct answer:
Which chamber of the heart has the thickest wall?
पर्याय
Right atrium
Left atrium
Left ventricle
Right ventricle
Advertisements
उत्तर
Left ventricle
APPEARS IN
संबंधित प्रश्न
Explain the following:
Why is the SA node called the pace-maker of the heart?
Select the odd one in the following:
Tricuspid, Bicuspid, Semilunar, Foramen ovales.
Describe in brief die cardiac cycle.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
The heart of a normal human adult beats more than one lakh times per day.
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. |
What is the function of pericardial fluid?
Mention the artery which supplies blood to the heart muscle.
How are arteries and veins structurally different from one another?
____________ branches from bundle of His and forms a network in ventricular walls.
Why is the sino-atrial node referred to as the pacemaker of the human heart?
