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Body Fluids and Circulations
Assertion: Human heart is myogenic.
Reason: The contraction is initiated by a specialized patch of modified heart muscles without requiring stimulation from nerve cells.
If both assertion and reason are true and reason is the correct explanation of assertion.
If both assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both assertion and reason are false.
A.
If both assertion and reason are true and reason is the correct explanation of assertion.
The mammalian heart is myogenic. It means the heart beat originates from a specialised muscles (nodal tissue). It is regulated by the nerves.
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Write the differences between
(d) P wave and T wave
Write the differences between
Systole and diastole
Write the differences between
(a) Blood and lymph
Write the differences between
Open and closed circulatory system
What is the differences between lymph and Blood?
How many times does a heart beat per minute?
What is the function of bicuspid valves?
What is the function of tricuspid valves?
Why circulatory system is absent in sponges?
What does the QRS wave represent in an ECG?
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