Question
Biology Question on Circulatory Pathways
Human heart is myogenic. The contraction is initiated by a specialized patch of modified heart muscles without requiring stimulation from nerve cells.
A
If both assertion and reason are true and reason is the correct explanation of assertion
B
If both assertion and reason are true but reason is not the correct explanation of assertion
C
If assertion is true but reason is false
D
If both assertion and reason are false
Answer
If both assertion and reason are true and reason is the correct explanation of assertion
Explanation
Solution
The mammalian heart is myogenic. It means the heart beat originates from a specialised muscles (nodal tissue). It is regulated by the nerves.