Rate of heart beat is reduced by
Acetylcholine
Adrenaline
Calcitonin
Thyroxine
Additional Questions
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Coronary heart disease is due to |
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Ridges present in the ventricles are |
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Right atrium receives blood from |
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SA node is located |
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Sympathetic nervous system |
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Systolic pressure in adult human is |
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People living at sea level have around 5 million RBC per cubic millimeter of their blood whereas those living at an altitude of 5400 metres have around 8 million. This is because at high altitude |
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Systolic pressure is 120 mm Hg and diastolic pressure is 80 mm Hg, the pulse pressure is |
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The difference between systolic and diastolic pressure in human is |
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The heart muscles are |
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