What regulates the normal activities of the heart?

What regulates the normal activities of the heart?
  1. Autonomic nervous system
  2. Adrenal medullary hormones
  3. Nodal tissue
  4. Sympathetic nerves

Solution

Normal activities of the heart are regulated intrinsically, i.e., auto regulated by specialised muscles (nodal tissue), hence the heart is called myogenic.

Asked in: NCERT

Practice more Body Fluids and Circulation questions on Aicharya