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प्रश्न
Normal activities of the heart are regulated by ______________.
विकल्प
brain
brain
spinal cord
spinal cord
modified cardiac muscles
modified cardiac muscles
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उत्तर
Modified cardiac muscles
Normal activities of the heart are auto-regulated by specialized muscles.
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संबंधित प्रश्न
Multiple choice question. Tick (✓) the correct choice:
The heartbeat is measured by an instrument called
- thermometer
- sphygmomanometer
- stethoscope
- none of the above
Write a short note on human heart.
Choose the correct answer:
Which chamber of the heart has the thickest wall?
Choose the correct answer:
The mammalian heart is ___________
Which of the following has thickest wall?
The free edges of cuspid valves are attached to the papillary muscles of the heart by fibres are called ______.
Why are the walls of the left ventricle thicker than the other chambers of the heart?
Which of the following event occurs during ventricular diastole?
What is the duration of joint diastole?
Assertion: Human heart does not allow the mixing of oxygen to reach blood with carbon dioxide to reach the blood.
Reason: Human heart has different chambers.
