Answer:
an Endocrinologist is a doctor that deals with diabetes
Cardiovascular so you can pump oxygenated blood through the heart
The rhythmic sequence at which your heart beats is called a sinus rhythm, it is when the atria and ventricles of the heart contract.
In it they stated that the United States Constitution would grant a competent person a constitutionally protected right to refuse<span> life-saving </span>medical treatment<span> Whether for financial, spiritual or religious reasons, a </span>patient has<span> the ultimate say over what is done to his or her body.</span>
It depends on how fit/active they are but there is no set amount I would say at least 10