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प्रश्न
What is Sinus arrhythmias?
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उत्तर
Sinus arrhythmias: During inspiration heart rate increases and during expirations it falls. This phenomenon is known as sinus arrhythmia.
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संबंधित प्रश्न
Describe the function of Heart.
Match the terms given in column I with terms in Column II:
| Column I | Column Il |
| (i) Left-auricle | (a) Clotting |
| (ii) Right auricle | (b) Thebasius valve |
| (iii) Left ventricle | (c) Pulmonary vein |
| (iv) Right-ventricle | (d) Aorta |
| (v) Fibrin | (e) Pulmonary arch |
Given alongside is a highly diagrammatic sketch of the internal structure of the human heart:
(i) Name the parts numbered 1-11.
(ii) What is the main difference in the quality of blood contained in parts 6 and 7?
Name an instrument which is used to hear heart sounds.
Complete the following sentence with appropriate word:
In man (human), the heart has _____ chambers.
State the Function: Chordae tendinae
Ligamentum arteriosum is the remnant of an embryonic duct which joins ____________.
In normal health condition, ventricular systole lasts for ______.
In ____________ of a mammalian heart O2 rich blood enter first.
The kidney is located in the thoracic cavity between the two lungs.
