A Medicare Part D prescription drug plan could potentially cover your use of insulin pens and other diabetic supplies such as syringes. Medicare Part D plans are sold by private insurers, so the exact medical supplies, prescriptions and other health care services they cover will vary based on your Part D plan provider.
adrenergic receptors. Definition: reactive components of effector tissues, most of which are innervated by adrenergic postganglionic fibers of the sympathetic nervous system.
Best Answer: Beta-2 adrenergic receptors are part of the sympathetic nervous system, or the fight-or-flight branch of the autonomic nervous system.eta-blockers, which are compounds administered for a variety of heart conditions, have the opposite effect and block the activation of beta-2 (and 1 and 3) receptors.