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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
Fill in the blank with suitable word given below:
The blood loaded with carbon dioxide from the body comes into the __________ of the heart.
Name the Following
Number of chambers present in the human heart.
Name two-layered protective covering of the human heart.
Which of the following event occurs during atrial systole?
______ guards the opening of inferior vena cava.
The heartbeat about ______ in a minute.
Heart is made up of ______.
Analogy:
Skeletal muscle: Muscle of arm.
Cardiac muscle: ______.
Why is the sino-atrial node referred to as the pacemaker of the human heart?
Explain the term Fossa ovalis.
