What are the steps involved in the scientific method? A.Observation, hypothesis, prediction, experimentation, analysis, conclusion. B.Hypothesis, observation, prediction, experimentation, analysis, conclusion. C.Prediction, observation, experimentation, analysis, conclusion, hypothesis. D.Observation, data collection, analysis, experimentation, hypothesis, conclusion. The correct answer and Explanation is : The correct answer is A. Observation, hypothesis, prediction, experimentation, analysis, conclusion. Explanation: The scientific […]

The Amazon River Basin is home to the largest rainforest on Earth. The basin – roughly the size of the forty-eight contiguous United States – covers some 40% of the South American continent, and portions of eight countries. The basin is drained by the Amazon River, the world’s largest river in terms of discharge, and

A nurse is teaching a client who has diabetes mellitus about foot care. Which of the following instructions should the nurse include? A.“Wear cotton rather than nylon socks.”. B.“Use a heating pad to keep your feet warm at night.”. C.“Wear loose-fitting slippers around the house.”. D.“Wash your feet twice per day with antibacterial soap and

A nurse is reinforcing teaching with a group of older adults about collecting home supplies for disaster situations. Which of the following Information should the nurse include in the teaching? A.“Replace nonperishable food items annually.” B.“Have a backup supply of nonprescription medications.” C.Gather enough supplies to last for 2 weeks.” D.“Stock 2 liters of water

A primigravida arrives at the maternity unit’s observation area because she believes she is in labor.The nurse applies the external fetal heart monitor and determines that the fetal heart rate is 140 beats per minute and contractions are occurring irregularly every 10 to 15 minutes.Which assessment finding would confirm to the nurse that the client

A home health nurse is planning care for a client who has Alzheimer’s disease.Which of the following actions should the nurse include in the plan of care?A.Wear clothing with zippers instead of buttons. B.Place locks at the tops of exterior doors. C.Replace the carpet with hardwood floors. D.Encourage physical activity prior to bedtime. The correct

Which of the following options is correctly punctuated? A.The runaway truck, which had been parked on a steep hill swerved and teetered, before jumping a curb and slamming into a tree. B.The runaway truck, which had been parked on a steep hill, swerved and teetered before jumping a curb and slamming into a tree. C.The

Digoxin (Lanoxin) is a cardiac glycoside that is among the oldest medications used for heart failure.What are its two primary actions? A.Positive chronotropy and negative inotropy. B.Negative inotropy and negative chronotropy. C.Positive inotropy and negative chronotropy. D.Positive inotropy and positive chronotropy. The correct answer and Explanation is : The correct answer is C. Positive inotropy

A nurse auscultates a client’s lung sounds and identifies crackles in the left lower lobe. Which of the following interventions should the nurse take A.Place the client on bed rest in a semi-Fowler’s position. B.Instruct the client to limit fluid intake to less than 2.000 mL/day. C.Prepare to administer antibiotics. D.Repeat auscultation after asking the

A nurse is caring for a client who has a central venous access device. Which of the following actions should the nurse take? A.Use a 5-mL syringe to flush the catheter. B.Change the site dressing and stabilization device every 24 hr. C.Expect blood to appear in the catheter lumen after flushing. D.Use chlorhexidine solution to