A variety of abbreviations exist to designate the applicable certifications, specialties and education of nurse practitioners. General Abbreviation The general abbreviation for nurse practitioners is NP. A general nurse practitioner has completed at least a bachelor degree and has a license to work as a registered nurse (RN) in her home state. Additionally, she has at least two years experience practicing as an RN and has completed a masterâs degree and additional training.
Long-term sunlight exposure is known to be associated with the development of skin cancer, skin aging, immune suppression, and eye diseases such as cataracts and macular degeneration. Short-term over-exposure is the cause of sunburn, snow blindness, and solar retinopathy.
Full Answer. The sun gives off radiation as well as heat energy. The amount of radiation that the Earth receives depends on the Earth's position and the amount of clouds in the Earth's atmosphere. The radiation given off by the sun affects the Earth's climate patterns and its overall temperature. Solar activity, such as solar flares or sunspots, increases the amount of radiation that is given off by the sun and causes the Earth to have dramatic changes in temperature. Sunlight is an important component ...