Superinfection describes a(n)

A hospitalized client with coronary artery disease complains of substernal chest pain. After checking the client’s heart rate and blood pressure, the nurse administers 0.4 mg of nitroglycerin sublingually. After 5 minutes, the client states, “My chest still hurts.” What appropriate actions should the nurse take? (Select all that apply.)

Dental patients with left heart failure may need to be positioned in the dental chair

β-blockers can have a drug interaction with epinephrine, causing a two- to fourfold increase in vasopressor response (hypertension). A gingival retraction cord containing epinephrine may be used, however.

A client is being discharged on warfarin sodium, and the nurse provides instructions to the client regarding the medication. Which statement indicates to the nurse that the client understands the teaching provided?

A patient has edema of the lower extremities. The nurse is assessing whether it is pitting and to what degree. After pressing the skin on the dorsum of the foot, the nurse identifies pitting edema that can be depressed 4 mm and disappears after 10-15 seconds?  What scale could the nurse use to document the findings?

A client is receiving spironolactone for treatment of bilateral lower extremity edema. What nutritional modification should the nurse instruct the client to make to prevent an electrolyte imbalance?

A nurse has just inserted a nasogastric (NG) tube into a patient scheduled to begin enteral tube feedings. Prior to administering anything into the tube, which action should the nurse take to confirm the tube is definitely in the stomach?

A nurse is preparing to remove a nasogastric (NG) tube from a patient. Which interventions should be included in the procedure? Select all that apply.

Factor the polynomial completely.40×9 – 8×6 + 20×3