REX-PN practice questions Test Newest Actual Exam 2026/2027 | Complete Questions & Verified Answers | Grade A+

REX-PN practice questions Test Newest
Actual Exam 2026/2027 | Complete Questions
& Verified Answers | Grade A+

A child has been diagnosed with Type I diabetes mellitus. The nurse is
b b b b b b b b b b b b


reading this child's endocrinologist prescription, indicating the appropriate
b b b b b b b b


administration of insulin. Which of the following insulin regimen is best
b b b b b b b b b b b


for children with diabetes mellitus?
b b b b b




A. The dose is dependent solely on age
b b b b b b




B. Rapid-acting insulin must be injected intramuscularly two times a day b b b b b b b b b




C. The dose is administered in the vastus lateralis muscle
b b b b b b b b




D. The dose is determined individually ..........ANSWER. ..... Answer: D. The
b b b b b b b


dose is determined individually
b b b




Currently, there is a recommendation for the individual treatment of
b b b b b b b b b


diabetes mellitus. Each client has a unique genetic makeup, meaning
b b b b b b b b b b


different people are likely to respond differently to the same drug regimen.
b b b b b b b b b b b b


For some, it may be effective, while for others, it may not be as beneficial.
b b b b b b b b b b b b b b b




Although age does play a factor in insulin dosing, it is not the sole factor—
b b b b b b b b b b b b b b


other factors include weight, blood glucose levels, activity levels, lifestyle,
b b b b b b b b b b


diet, etc.
b b




It is also common to mix different types of insulins to get the best results.
b b b b b b b b b b b b b b


bShort-acting insulin has a quick onset of action, a duration of only a
b b b b b b b b b b b b


bcouple of hours, and can be administered multiple times per day.
b b b b b b b b b b




Long-acting insulin has a slower onset of action, a duration of up to 24
b b b b b b b b b b b b b


hours, and is usually administered once daily. The regime, including the
b b b b b b b b b b b


type and frequency of insulin administration, depends on the client's blood
b b b b b b b b b b b


glucose levels.
b b

,A client arrives to the ER with a blood glucose of 32 mmol/L. What are the 3
b b b b b b b b b b b b b b b b


polys of Type diabetes mellitus?
b b b b b




A. Polyuria, polyopia, polycystic b b




B. Polydipsia, polyphagia, polyarthritis b b




C. Polyphagia, polyuria, polydipsia b b




D. Polyuria, polycythemia, polyarthritis ..........ANSWER. ..... Polyphagia,
b b b


polyuria, polydipsia b




Type I diabetes mellitus (DM) develops when the body can no longer
b b b b b b b b b b b


produce insulin due to the destruction of beta cells of the pancreas
b b b b b b b b b b b b


responsible for insulin production. Lack of insulin production leads to poor
b b b b b b b b b b b


control of blood glucose levels. Polyphagia, polyuria, and polydipsia are
b b b b b b b b b b


known as the cardinal signs of diabetes. They develop faster in clients with
b b b b b b b b b b b b b


type I DM.
b b b




Polydipsia refers to increased thirst caused by high blood sugar levels that
b b b b b b b b b b b


make the blood more concentrated.
b b b b b




Polyuria is the medical term for increased frequency of urination and
b b b b b b b b b b


passage of high volumes of urine, followed by the excess intake of fluids.
b b b b b b b b b b b b b




Polyphagia refers to increased appetite which occurs because of excess loss
b b b b b b b b b b


of glucose in the urine, making the body crave food.
b b b b b b b b b b




Which of the following drugs is the most effective when it comes to easing
b b b b b b b b b b b b b


the symptoms of osteoarthritis?
b b b b




A. Acyclovir
B. Baclofen
C. Acetaminophen
D. Diclofenac ..........ANSWER. .....Answer: D. Diclofenac b b b

,Diclofenac is a nonsteroidal anti-inflammatory drug (NSAID) used to treat
b b b b b b b b b


generalized pain, rheumatoid arthritis, dysmenorrhea, and osteoarthritis. It
b b b b b b b b


works by inhibiting the activity of COX-1 and COX-2, which are
b b b b b b b b b b b


responsible for the production of lipid compounds that are essential in
b b b b b b b b b b b


pain response and inflammation.
b b b b




Acyclovir is an antiviral drug. Baclofen is a skeletal muscle relaxant drug.
b b b b b b b b b b b


Acetaminophen is an analgesic and antipyretic drug.
b b b b b b b




Which statement about the treatment of human immunodeficiency virus
b b b b b b b b


(HIV) infection is true?
b b b b




A. Treatment is difficult because antivirals are unsafe for the population
b b b b b b b b b




B. Asymptomatic individuals do not need to be treated b b b b b b b




C. Treatment for HIV varies for each client b b b b b b




D. Only one drug is required to treat all clients with HIV
b b b b b b b b b b


..........ANSWER. ......Answer: C. Treatment for HIV varies for each client b b b b b b b b




HIV is also known as the human immunodeficiency virus. Failure to treat
b b b b b b b b b b b


infection due to this virus can develop autoimmune deficiency syndrome
b b b b b b b b b b


(AIDS) which is a life-threatening condition. Symptoms include fever,
b b b b b b b b b


swollen lymph nodes, fatigue, and weight loss. The treatment for HIV is
b b b b b b b b b b b b


called antiretroviral (ARV) therapy. It involves the use of a combination of
b b b b b b b b b b b b


antiviral drugs. The specifications of the drug therapy for HIV are different
b b b b b b b b b b b b


for each individual because the treatment is supposed to blend in with other
b b b b b b b b b b b b b


medications that the client must take, which depends on many factors such
b b b b b b b b b b b b


as comorbidities, nutrition, and immune status.
b b b b b b




The answer option A is incorrect because many antiviral drugs work well.
b b b b b b b b b b b


The answer option B is also wrong because even asymptomatic clients
b b b b b b b b b b b


with HIV require treatment. Treating HIV starting from the early stages is
b b b b b b b b b b b b


better since it may help reduce the mortality rate. The answer option D is
b b b b b b b b b b b b b b


also
b

, incorrect because the treatment usually involves a combination of antiviral
b b b b b b b b b


bdrugs


A client will be undergoing day surgery. The nurse told him to hold his
b b b b b b b b b b b b b


daily aspirin for three days before the surgery. What is the rationale for
b b b b b b b b b b b b b


this direction?
b b




A. It has anti-inflammatory effects
b b b




B. It has antithrombotic effects
b b b




C. It has analgesic effects
b b b




D. It has antipyretic effects ..........ANSWER. .... Answer: B. It has
b b b b b b b


antithrombotic effects b




Aspirin is a drug used to treat pain, fever, and inflammation. It also has an
b b b b b b b b b b b b b b


antithrombotic effect which means it may interfere with clot formation.
b b b b b b b b b b


Thus, clients scheduled for surgery are told not to take this drug as early as
b b b b b b b b b b b b b b


seven days before the procedure since this may cause excessive bleeding and
b b b b b b b b b b b b


harm the client.
b b b




What system would be a priority to assess on a client taking
b b b b b b b b b b b


fluticasone/salmeterol (Advair)?
b b




A. Circulatory system b




B. Hepatobiliary system b




C. Respiratory system b




D. Neurological System ..........ANSWER...... Answer: 3. Respiratory system
b b b b b




Advair is a medication containing fluticasone (a corticosteroid) and
b b b b b b b b


salmeterol (a B2 adrenergic receptor agonist that promotes
b b b b b b b b


bronchodilation). These two drugs are used in combination when treating
b b b b b b b b b b


symptoms of asthma
b b b