CHAPTER 27: CENTRAL NERVOUS SYSTEM SEDATIVES AND HYPNOTICS

CHAPTER 27: CENTRAL NERVOUS SYSTEM SEDATIVES AND HYPNOTICS

 

Complete Chapter Questions With Answers

 

Sample Questions Are Posted Below

 

MULTIPLE CHOICE

 

1. A client asks the nurse why she develops vertigo, dizziness, nausea, and vomiting after taking phenobarbital. The nurse’s best response would be:

a.	“Barbiturates can cause a “hangover” effect resulting in these manifestations.”
b.	“These are adverse effects specific to phenobarbital.”
c.	“These are symptoms of toxicity that we need to report to your doctor.”
d.	“Barbiturates can produce anterograde reactions leading to these symptoms.”

 

 

ANS:  A

 

	Feedback
A	Correct: These are manifestations of the “hangover” effect characteristic of barbiturates.
B	Incorrect: These are characteristic of all barbiturates.
C	Incorrect: These are not manifestations of toxicity.
D	Incorrect: Barbiturates do not produce anterograde reactions.

 

 

PTS:   1                    REF:   p. 615            OBJ:   Cognitive Level: Application

 

2. The nurse is caring for a client receiving IV midazolam for conscious sedation for a procedure. The nurse should:

a.	administer it IV 60 minutes prior to the procedure.
b.	monitor closely for respiratory depression.
c.	maintain a continuous administration during the procedure.
d.	provide warm blankets to prevent hypothermia.

 

 

ANS:  B

 

	Feedback
A	Incorrect: It is administered immediately prior to the procedure because it reaches adequate sedation in three to six minutes.
B	Correct: Respiratory depression can occur with IV administration.
C	Incorrect: It may be readministered every 10-15 minutes, but should not be a continuous administration.
D	Incorrect: Hypothermia is not a adverse reaction to midazolam.

 

 

PTS:   1                    REF:   p. 618            OBJ:   Cognitive Level: Application

 

3. When teaching clients, the nurse explains that the most common ingredient in nonprescription sleep aids is:

a.	aspirin.	c.	diphenhydramine.
b.	acetaminophen.	d.	estazolam.

 

 

ANS:  C

 

	Feedback
A	Incorrect: This is not a common ingredient in nonprescription sleep aids.
B	Incorrect: This is not a common ingredient in nonprescription sleep aids.
C	Correct: Diphenhydramine is an antihistamine that causes drowsiness and it the most common ingredient in nonprescription sleep aids.
D	Incorrect: This is not a common ingredient in nonprescription sleep aids.

 

 

PTS:   1                    REF:   p. 621            OBJ:   Cognitive Level: Application

 

4. The nurse is aware that particular attention is warranted for the client who is prescribed phenobarbital, particularly when the client also takes:

a.	acetaminophen.	c.	ranitidine.
b.	warfarin.	d.	acetylsalicylic acid.

 

 

ANS:  B

 

	Feedback
A	Incorrect: Phenobarbital can increase the risk of hepatotoxicity when used regularly with acetaminophen, but this is not the best answer.
B	Correct: Oral anticoagulant levels are decreased with the use of phenobarbital.
C	Incorrect: There is no interaction between these two drugs.
D	Incorrect: There is no interaction between these two drugs.

 

 

PTS:   1                    REF:   p. 615            OBJ:   Cognitive Level: Comprehension

 

5. When planning nursing assignments, the charge nurse understands that which of the following clients receiving benzodiazepines as hypnotics are at greatest risk for complications?

a.	clients receiving a benzodiazepam as a premedication for surgery
b.	women
c.	clients above the age of 20 years
d.	clients who are depressed or suicidal

 

 

ANS:  D

 

	Feedback
A	Incorrect: These clients are not at the greatest risk.
B	Incorrect: There is not evidence that women are more prone to complications.
C	Incorrect: Children and the elderly are at greater risk.
D	Correct: These clients require close monitoring, because of increased risks.

 

 

PTS:   1                    REF:   p. 617            OBJ:   Cognitive Level: Comprehension