Every state and the District of Columbia has a board of nursing with a mission of protecting the public from harm. Governance of the practice of nursing includes: Establishing requirements for initial licensure and retaining: basic education, continuing education and/or competency. Interpreting scope of practice parameters, defined by state statute (nurse practice act)
  Avascular tissue is that which does not contain blood vessels or lymphatics. Examples include: The epithelial layer of the skin, cartilage, and the cornea and lens of â¦ the eye. There are some types of connective tissue that are composed of elastic fibers that are avascular, too.
Vascular tissues in the human body have blood vessels like veins, arteries and capillaries, while avascular tissues do not. For example, muscle tissue is vascular, or vascularized.Tissues with a lot of blood vessels, like those in the lungs and liver, are said to be highly vascularized.. A few structures in the human body lack blood vessels, like the lens of the eye.Since blood vessels would obscure vision in this structure, it must be avascular.issues with a lot of blood vessels, like those in the lungs and liver, are said to be highly vascularized.. A few structures in the human body lack blood vessels, like the lens of the eye. Since blood vessels would obscure vision in this structure, it must be avascular.