Hormonal regulation of cardiac activity involves the harmones `"_____"` and `"______"` secreted by the `"______"`

Hormonal regulation of cardiac activity involves the hormones "_____" and "______" secreted by the "______"

Explain the regulation of cardiac activity.

Cardiac activity is regulated by

Extrinsic regulation of cardiac activity is brought about by

Extrinsic regulation of cardiac activity is brought about by

A cardiac cycle does involve

The amount of urine output is under the regulation of a hormone called __________ secreted by the_________ lobe of the pituitary gland. If this hormone secretion is reduced , there is an increased production of urine. This disorder is called _________ .