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A nurse is caring for a patient with a non-healing pressure ulcer. The healthcare provider has ordered debridement of the wound. What is the primary purpose of debridement in wound management? A) To reduce pain in the wound areaB) To remove necrotic tissue and promote healingC) To prevent infection by applying antisepticsD) To stimulate blood flow to the wound

A nurse is instructing a client with left leg weakness resulting from a recent stroke on how to safely descend stairs. Which of the following instructions should the nurse provide to the client?A) Step down with the left leg first, then bring the right leg down.B) Use the right leg to step down first, followed by bringing the left leg down.C) Descend the stairs while facing sideways to maintain balance.D) Use both legs simultaneously to step down onto the stair.

A patient receiving IV fluids is complaining of pain and swelling at the infusion site. What should the nurse do first? A) Apply a warm compress to the siteB) Stop the infusion and assess the siteC) Change the IV tubingD) Notify the healthcare provider

A nurse is assessing a patient with a suspected pulmonary embolism. Which sign or symptom would be most indicative of this condition? A) Productive cough with green sputumB) Sudden onset of shortness of breathC) Pitting edema in the lower extremitiesD) Elevated blood pressure

A patient receiving IV fluids is exhibiting signs of fluid overload. Which assessment finding would the nurse expect to observe? A) Dry mucous membranesB) Increased urine outputC) Edema and crackles in the lungsD) Weight loss

Some minerals form by precipitation from water. But there are no, or almost no, silicate minerals that for this way. Why?

Most mountain ranges forming today are at continental margins where oceans and continent meet. Why?

What is a pegmatite and how do pegmatites form? Why do pegmatites often contain very large euhedral crystals?

The majority of MRI incidents are _________________ in nature.

__________________ shielding uses copper and steel in the scanner room walls to reroute the fringe field back toward the scanner and away from the outside environment.