Atrial fibrillation and a corresponding enlargement of the left atrium may cause an increase in size of the mitral valve annulus. With a sinus rhythm, the mitral annulus undergoes dynamic changes during the cardiac cycle. For example, at the end of diastole the annular area is smaller than at the end of systole.
To determine who can perform aquatic therapy, we must define what aquatic therapy is. First, notice that aquatic therapy is considered a therapeutic procedure, not a modality. There are many technical and practical distinctions between the practice of aquatic therapy and the application of therapeutic modalities.
The Blind pools does not have a good reputation in the financial markets as the consequence of some frauds resulting between 1980s and 1990s and hence Blind pools is not considered as a good strategy to fund the capital requirement of the company and the investors had to trust blindly in the company using Blind pool strategy in raising funds .