Question 1

The nurse is teaching a nursing student about the minimal effective concentration (MEC) of antibiotics.Which statement by the nursing student indicates understanding of this concept?

Accepted Answer

A)  "A serum drug level greater than the MEC ensures that the drug is bacteriostatic."
B)  "A serum drug level greater than the MEC broadens the spectrum of the drug."
C)  "A serum drug level greater than the MEC helps eradicate bacterial infections."
D)  "A serum drug level greater than the MEC increases the therapeutic index."E) None of the above
F) A) and C)

Question 2

The patient will begin taking penicillin G procaine (Wycillin) .The nurse notes that the solution is milky in color.What action will the nurse take?

Accepted Answer

A)  Call the pharmacist and report the milky color.
B)  Add normal saline to dilute the medication.
C)  Call the physician and report the milky appearance.
D)  Administer the medication as ordered by the physician.E) C) and D)
F) B) and D)

Question 3

The nurse is preparing to give a dose of a cephalosporin medication to a patient who has been receiving the antibiotic for 2 weeks.The nurse notes ulcers on the patient's tongue and buccal mucosa.Which action will the nurse take?

Accepted Answer

A)  Hold the drug and notify the provider.
B)  Obtain an order to culture the oral lesions.
C)  Gather emergency equipment to prepare for anaphylaxis.
D)  Report a possible superinfection side effect of the cephalosporin.E) A) and B)
F) A) and C)

Question 4

The nurse is preparing to administer amoxicillin (Amoxil) to a patient and learns that the patient previously experienced a rash when taking penicillin.Which action will the nurse take?

Accepted Answer

A)  Administer the amoxicillin and have epinephrine available.
B)  Ask the provider to order an antihistamine.
C)  Contact the provider to discuss using a different antibiotic.
D)  Request an order for a beta-lactamase resistant drug.E) A) and B)
F) A) and C)

Question 5

The nurse is preparing to administer the first dose of intravenous ceftriaxone (Rocephin) to a patient.When reviewing the patient's chart,the nurse notes that the patient previously experienced a rash when taking amoxicillin.What is the nurse's next action?

Accepted Answer

A)  Administer the drug and observe closely for hypersensitivity reactions.
B)  Ask the provider whether a cephalosporin from a different generation may be used.
C)  Contact the provider to report drug hypersensitivity.
D)  Notify the provider and suggest an oral cephalosporin.E) None of the above
F) A) and D)

Question 6

The nurse is caring for a patient who is receiving an intravenous antibiotic.The nurse notes that the provider has ordered serum drug peak and trough levels.The nurse understands that these tests are necessary for which type of drugs?

Accepted Answer

A)  Drugs with a broad spectrum
B)  Drugs with a narrow spectrum
C)  Drugs with a broad therapeutic index
D)  Drugs with a narrow therapeutic indexE) A) and B)
F) B) and C)

Question 7

The nurse is providing teaching to a patient who will begin taking a cephalosporin to treat an infection.Which statement by the patient indicates a need for further teaching?

Accepted Answer

A)  "I may stop taking the medication if my symptoms clear up."
B)  "I should eat yogurt while taking this medication."
C)  "I should stop taking the drug and call my provider if I develop a rash."
D)  "I will not consume alcohol while taking this medication."E) All of the above
F) A) and B)

Question 8

A patient is receiving high doses of a cephalosporin.Which laboratory values will this patient's nurse monitor closely?

Accepted Answer

A)  Blood urea nitrogen (BUN) ,serum creatinine,and liver function tests
B)  Complete blood count and electrolytes
C)  Serum calcium and magnesium
D)  Serum glucose and lipidsE) A) and D)
F) A) and C)

Question 9

The nurse is caring for a patient who takes low-dose erythromycin as a prophylactic medication.The patient will begin taking cefaclor for treatment of an acute infection.The nurse should discuss this with the provider because taking both of these medications simultaneously can cause which effect?

Accepted Answer

A)  Decreased effectiveness of cefaclor.
B)  Increased effectiveness of cefaclor.
C)  Decreased effectiveness of erythromycin.
D)  Increased effectiveness of erythromycin.E) A) and D)
F) None of the above A

Question 10

A patient is admitted to the hospital for treatment of pneumonia after complaining of high fever and shortness of breath.The patient was not able to produce sputum for a culture.The nurse will expect the patient's provider to order

Accepted Answer

A)  a broad-spectrum antibiotic.
B)  a narrow-spectrum antibiotic.
C)  multiple antibiotics.
D)  the pneumococcal vaccine.E) A) and C)
F) All of the above

Question 11

The nurse is preparing to administer an antibiotic to a patient who has been receiving the antibiotic for 2 days after a culture was obtained.The nurse notes increased erythema and swelling,and the patient has a persistent high fever of 39° C.What is the nurse's next action?

Accepted Answer

A)  Administer the antibiotic as ordered.
B)  Contact the provider to request another culture.
C)  Discuss the need to add a second antibiotic with the provider.
D)  Review the sensitivity results from the patient's culture.E) A) and C)
F) A) and B) D

Question 12

The nurse is caring for a patient who has recurrent urinary tract infections.The patient's current infection is not responding to an antibiotic that has been used successfully several times in the past.The nurse understands that this is most likely due to

Accepted Answer

A)  acquired bacterial resistance.
B)  cross-resistance.
C)  inherent bacterial resistance.
D)  transferred resistance.E) B) and D)
F) B) and C)

Question 13

A patient will begin taking amoxicillin.The nurse should instruct the patient to avoid which foods?

Accepted Answer

A)  Green leafy vegetables
B)  Beef and other red meat
C)  Coffee,tea,and colas
D)  Acidic fruits and juicesE) A) and C)
F) A) and D)

Question 14

The nurse is preparing to administer the first dose of an antibiotic to a patient admitted for a urinary tract infection.Which action is most important prior to administering the antibiotic?

Accepted Answer

A)  Administering a small test dose to determine whether hypersensitivity exists
B)  Having epinephrine available in the event of a severe hypersensitivity reaction
C)  Monitoring baseline vital signs,including temperature and blood pressure
D)  Obtaining a specimen for culture and sensitivityE) B) and C)
F) All of the above D

Question 15

The nurse is caring for a patient who is receiving an intravenous antibiotic.The patient has a serum drug trough of 1.5 mcg/mL.The normal trough for this drug is 1.7 mcg/mL to 2.2 mcg/mL.What will the nurse expect the patient to experience?

Accepted Answer

A)  Inadequate drug effects
B)  Increased risk for superinfection
C)  Minimal adverse effects
D)  Slowed onset of actionE) B) and C)
F) A) and B)

Question 16

The nurse is teaching a patient who will be discharged home from the hospital to take amoxicillin (Amoxil) twice daily for 10 days.Which statement by the nurse is correct?

Accepted Answer

A)  "Discontinue the antibiotic when your temperature returns to normal and your symptoms have improved."
B)  "If diarrhea occurs,stop taking the drug immediately and contact your provider."
C)  "Stop taking the drug and notify your provider if you develop a rash while taking this drug."
D)  "You may save any unused antibiotic to use if your symptoms recur."E) B) and C)
F) A) and D)

Question 17

Which actions can contribute to bacterial resistance to antibiotics? (Select all that apply. )

Accepted Answer

A)  Frequent use of antibiotics
B)  Giving large doses of antibiotics
C)  Skipping doses
D)  Taking a full course of antibiotics
E)  Treating viral infections with antibioticsF) B) and C)
G) A) and D)

Exam 29: Penicillins and Cephalosporins

The nurse is teaching a nursing student about the minimal effective concentration (MEC) of antibiotics.Which statement by the nursing student indicates understanding of this concept?

Correct Answer
verified

The patient will begin taking penicillin G procaine (Wycillin) .The nurse notes that the solution is milky in color.What action will the nurse take?

Correct Answer
verified

The nurse is preparing to give a dose of a cephalosporin medication to a patient who has been receiving the antibiotic for 2 weeks.The nurse notes ulcers on the patient's tongue and buccal mucosa.Which action will the nurse take?

Correct Answer
verified

The nurse is preparing to administer amoxicillin (Amoxil) to a patient and learns that the patient previously experienced a rash when taking penicillin.Which action will the nurse take?

Correct Answer
verified

The nurse is preparing to administer the first dose of intravenous ceftriaxone (Rocephin) to a patient.When reviewing the patient's chart,the nurse notes that the patient previously experienced a rash when taking amoxicillin.What is the nurse's next action?

Correct Answer
verified

The nurse is caring for a patient who is receiving an intravenous antibiotic.The nurse notes that the provider has ordered serum drug peak and trough levels.The nurse understands that these tests are necessary for which type of drugs?

Correct Answer
verified

The nurse is providing teaching to a patient who will begin taking a cephalosporin to treat an infection.Which statement by the patient indicates a need for further teaching?

Correct Answer
verified

A patient is receiving high doses of a cephalosporin.Which laboratory values will this patient's nurse monitor closely?

Correct Answer
verified

The nurse is caring for a patient who takes low-dose erythromycin as a prophylactic medication.The patient will begin taking cefaclor for treatment of an acute infection.The nurse should discuss this with the provider because taking both of these medications simultaneously can cause which effect?

Correct Answer
verified
A

A patient is admitted to the hospital for treatment of pneumonia after complaining of high fever and shortness of breath.The patient was not able to produce sputum for a culture.The nurse will expect the patient's provider to order

Correct Answer
verified

The nurse is preparing to administer an antibiotic to a patient who has been receiving the antibiotic for 2 days after a culture was obtained.The nurse notes increased erythema and swelling,and the patient has a persistent high fever of 39° C.What is the nurse's next action?

Correct Answer
verified
D

The nurse is caring for a patient who has recurrent urinary tract infections.The patient's current infection is not responding to an antibiotic that has been used successfully several times in the past.The nurse understands that this is most likely due to

Correct Answer
verified

A patient will begin taking amoxicillin.The nurse should instruct the patient to avoid which foods?

Correct Answer
verified

The nurse is preparing to administer the first dose of an antibiotic to a patient admitted for a urinary tract infection.Which action is most important prior to administering the antibiotic?

Correct Answer
verified
D

The nurse is caring for a patient who is receiving an intravenous antibiotic.The patient has a serum drug trough of 1.5 mcg/mL.The normal trough for this drug is 1.7 mcg/mL to 2.2 mcg/mL.What will the nurse expect the patient to experience?

Correct Answer
verified

The nurse is teaching a patient who will be discharged home from the hospital to take amoxicillin (Amoxil) twice daily for 10 days.Which statement by the nurse is correct?

Correct Answer
verified

Which actions can contribute to bacterial resistance to antibiotics? (Select all that apply. )

Correct Answer
verified

Exam 29: Penicillins and Cephalosporins

The nurse is teaching a nursing student about the minimal effective concentration (MEC) of antibiotics.Which statement by the nursing student indicates understanding of this concept?

Correct AnswerverifiedShow Answer

The patient will begin taking penicillin G procaine (Wycillin) .The nurse notes that the solution is milky in color.What action will the nurse take?

Correct AnswerverifiedShow Answer

The nurse is preparing to give a dose of a cephalosporin medication to a patient who has been receiving the antibiotic for 2 weeks.The nurse notes ulcers on the patient's tongue and buccal mucosa.Which action will the nurse take?

Correct AnswerverifiedShow Answer

The nurse is preparing to administer amoxicillin (Amoxil) to a patient and learns that the patient previously experienced a rash when taking penicillin.Which action will the nurse take?

Correct AnswerverifiedShow Answer

The nurse is preparing to administer the first dose of intravenous ceftriaxone (Rocephin) to a patient.When reviewing the patient's chart,the nurse notes that the patient previously experienced a rash when taking amoxicillin.What is the nurse's next action?

Correct AnswerverifiedShow Answer

The nurse is caring for a patient who is receiving an intravenous antibiotic.The nurse notes that the provider has ordered serum drug peak and trough levels.The nurse understands that these tests are necessary for which type of drugs?

Correct AnswerverifiedShow Answer

The nurse is providing teaching to a patient who will begin taking a cephalosporin to treat an infection.Which statement by the patient indicates a need for further teaching?

Correct AnswerverifiedShow Answer

A patient is receiving high doses of a cephalosporin.Which laboratory values will this patient's nurse monitor closely?

Correct AnswerverifiedShow Answer

The nurse is caring for a patient who takes low-dose erythromycin as a prophylactic medication.The patient will begin taking cefaclor for treatment of an acute infection.The nurse should discuss this with the provider because taking both of these medications simultaneously can cause which effect?

Correct AnswerverifiedA

A patient is admitted to the hospital for treatment of pneumonia after complaining of high fever and shortness of breath.The patient was not able to produce sputum for a culture.The nurse will expect the patient's provider to order

Correct AnswerverifiedShow Answer

The nurse is preparing to administer an antibiotic to a patient who has been receiving the antibiotic for 2 days after a culture was obtained.The nurse notes increased erythema and swelling,and the patient has a persistent high fever of 39° C.What is the nurse's next action?

Correct AnswerverifiedD

The nurse is caring for a patient who has recurrent urinary tract infections.The patient's current infection is not responding to an antibiotic that has been used successfully several times in the past.The nurse understands that this is most likely due to

Correct AnswerverifiedShow Answer

A patient will begin taking amoxicillin.The nurse should instruct the patient to avoid which foods?

Correct AnswerverifiedShow Answer

The nurse is preparing to administer the first dose of an antibiotic to a patient admitted for a urinary tract infection.Which action is most important prior to administering the antibiotic?

Correct AnswerverifiedD

The nurse is caring for a patient who is receiving an intravenous antibiotic.The patient has a serum drug trough of 1.5 mcg/mL.The normal trough for this drug is 1.7 mcg/mL to 2.2 mcg/mL.What will the nurse expect the patient to experience?

Correct AnswerverifiedShow Answer

The nurse is teaching a patient who will be discharged home from the hospital to take amoxicillin (Amoxil) twice daily for 10 days.Which statement by the nurse is correct?

Correct AnswerverifiedShow Answer

Which actions can contribute to bacterial resistance to antibiotics? (Select all that apply. )

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
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Correct Answer
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Correct Answer
verified

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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A

Correct Answer
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Correct Answer
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D

Correct Answer
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Correct Answer
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D

Correct Answer
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Correct Answer
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Correct Answer
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