Units 5 & 7 Exam Flashcards
The nurse knows patient teaching has been successful when the patient states which of the following? Select all that apply
1) I should avoid taking with food even if my stomach is upset
2) I should let someone know if I get dizzy or have ringing in my ears
3) Diarrhea is common unless it is excessive, watery or bloody
4) Having mouth pain with white patches isn’t any cause for concer
5) I should report dizziness and palpitations as soon as possible
Answer: 2, 3, 5
Reasoning: Dizziness and tinnitus are symptoms of ototoxicity and should be reported; excessive, watery or bloody diarrhea can indicate suprainfection psuedomembranous colitis; dizziness and palpitations can indicate cardiac symptoms; macrolides can be taken with food to reduce GI symptoms; mouth pain with white patches indicates suprainfection with candidiasis
A patient taking erythromycin complains of difficulty hearing, palpitations and excessive diarrhea. Which of the factors in her history may be a factor in her symptoms?
1) she takes her medication with a high protein supplement
2) she has a glass of grapefruit juice with her morning medications
3) she drinks a full glass of water before taking any medications
4) she likes to have green tea several times a day
Answer: She has a glass of grapefruit juice with her morning medications
Reasoning: grapefruit and grapefruit juice can increase adverse effects of macrolides
Erythromycin is often used for:
1) Penicillin allergic patients
2) penicillin resistant pathogens
3) penicillin caused suprainfections
4) penicillin that has to be taken frequenty
Answer: Penicillin allergic patients
Two patients taking antibiotics are both exhibiting similar symptoms of- severe headaches and dizziness. Both have hypotension. What is the most likely cause of these symptoms?
1) drinking alcohol
2) Cross allergy
3) Vomiting and diarrhea
4) viral infection
Answer: Drinking alcohol
Reasoning: these are symptoms of disulfiram-like reaction caused by ingesting alcohol while taking cephalosporins or sulfonamides
You have just initiated an IV infusion of a cephalosporin when the patient begins to complain of difficulty breathing. What should the nurse to first?
1) Palpate the pateint’s abdomen
2) listen to breath sounds
3) call the charge nurse
4) contact the physician
Answer: Listen to breath sounds
Reasoning: Assessment data should always be obtained before further action can be taken
A newly admitted patient has a history of hepatitis C and is currently on renal dialysis. Amoxicillin has been ordered. What is the nurses best response?
1) administer the medication as ordered
2) clarify the order with the pharmicist
3) contact the provider about the history
4) assess the patient’s renal lab work
Answer: contact the provider about the history
Reasoning: it would be appropriate to verify the order with the physician
A patient taking a sulfonamide and oral birth control should be instructed to:
1) quit taking birth control pills asap
2) avoid pregnancy at all cost
3) double up on her birth control pills
4) use another form of birth control
Answer: Use another form of birth control
Reasoning: antibiotics decrease effectiveness of oral contraceptives
You have just removed an IV from a patient, in preparation for discharge, who had been receiving a sulfonamide and the IV site took a long time to quit bleeding. What is your initial action?
1) Review the patient’s lab work
2) Continue the discharge instructions
3) Report the incident to the physician
4) ask if the IV site had been bumped recently
Answer: Review the patient’s lab work
Reasoning: lab work may indicate a decrease in platelet count as a result of blood dyscrasias caused by sulfonamides
A patient taking sulfonamides reports a rash. What question would elicit the most useful information?
1) How long have you had the rash?
2) Where is the rash located
3) What does the rash look like
4) Is there any pain or itching
Answer: What does the rash look like
Reasoning: “What does the rash look like?” will help differentiate between a rash from a typical allergy vs a blistery rash representing Steven’s Johnson Syndrome. This will allow the nurse to determine a course of action. While both require reporting to the physician, SJS is an emergency!
A patient taking vancomycin begins to demonstrate a decrease in urine output. Which assessment should the nurse perform first?
1) Have the physician order renal labwork
2) Determine the patient’s fluid intake
3) Discontinue the medication asap
4) Start an IV infusion
Answer: Determine the patient’s fluid intake
Reasoning: while vancomycin can be nephrotoxic, a thorough assessment should be done to determine the cause of the patient’s decreased output. A decrease in intake due to illness would be the simplest cause.
Thirty minutes after an infusion of vancomycin has begun, the patient complains of feeling flushed and faint. What is the nurses best action?
1) Stop the infusion at once
2) Decrease the rate of the infusion
3) Get an order for a different antibiotic
4) administer a vasoconstrictor to brin up the blood pressure
Answer: Decrease the rate of the infusion
Reasoning: rapid infusion is the cause of the symptoms of red-person syndrome, decreasing the rate should resolve the symptoms
A patient using acyclovir for herpes complains of increased burning and itching at the lesion site. What is the best instruction to give to the patient?
1) applying ice to the site will help
2) report the symptoms to the physician
3) these symptoms are usually temporary
4) be sure to use gloves to apply the medication
Answer: these symptoms are usually temporary
Reasoning: these are common and temporary symptoms, ice could be helpful or could cause tissue damage, the physician does not need to be apprised of the symptoms unless the do not go away, using gloves is necessary but does not contribute to symptoms
Metronidazole, while commonly used for protazoal infections of the genitourinary system, may also be used for?
1) psuedomembranous colitis
2) candidiasis albacans
3) helicobacter pylorus
4) meningococcal meningitis
Answer: psuedomembranous colitis
Which of the following are patient teaching needs for metronidazole? Select all that apply
1) Report seizures immediately
2) Report darkening of the urine
3) Take the medication between meals
4) avoid the use of alcohol
Answer: 1, 3, 4
A patient taking ketaconazole should be instructed to take antacids when:
1) 2 hours after
2) at the same time
3) avoid antacids
4) take with food instead
Answer: 2 hours after
Reasoning: antacids greatly reduce the absorption of ketoconazole and should be taken 2 hours after ketaconazole