exhale
Relaxes is a verb; the third person singular of the verb to relax (relaxes, relaxing, relaxed).
Diastolic and systolic is when your heart contracts and relaxes.
When the bicep contracts, the tricep relaxes. These pair of muscles are known as antagonists which means as one contracts, the other relaxes and vice versa.
The bicep muscle. The tricep contracts to straighten the arm as the bicep relaxes.
No, exhalation does not occur when the nose relaxes.
I think what your after is called an antagonistic pair of muscles, for example the bicep and the tricep. When the bicep is contracting the tricep relaxes and when the tricep is contracting the bicep relaxes.
it relaxes your body
Nope. The blood pressure actually decreases when your heart relaxes. Although the heart relaxes, it is still in pressure or else your blood would stop flowing which to some people is a bad thing.
During exhalation the diaphragm relaxes and the chest cavity gets smaller.
Relaxes you.
heart
muscles