Question

How does an antihistamine work?

Answer 1

Correct Answers:

By blocking the effects of histamine in the body

Rationale :

♦️Antihistamines block histamine (H1 or H2 receptors), preventing symptoms like itching, swelling, and congestion caused by allergic reactions. ♦️They do not reduce inflammation directly or stimulate the immune system.

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Answer 2

Correct Answers:

"Monitor for leg cramps:

Rationale :

♦️Hydrochlorothiazide can cause hypokalemia, which often manifests as leg cramps or muscle weakness. ♦️ Potassium loss is common, so increased, not reduced, potassium intake is important. It should be taken in the morning to avoid nocturia.

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Answer 3

Correct Answers:

125

Rationale :

➡️1000 mL÷8 hr=125 mL/hr 🎯This is the correct infusion rate for the IV fluid.

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Answer 4

Correct Answers:

unrelenting cough.

Rationale :

ACE inhibitors (e.g., lisinopril) prevent conversion of angiotensin I to II in the lungs, often causing persistent dry cough due to bradykinin accumulation.

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Answer 5

Correct Answers:

Frequent episodes of painful urination

Rationale :

♦️Bethanechol is used to treat urinary retention by stimulating bladder contractions. ♦️It is not used for spasms or pain.

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Answer 6

Correct Answers:

"Syncope episodes may occur when taking this medication.

Rationale :

♦️Donepezil, a cholinesterase inhibitor, may cause bradycardia, leading to syncope, especially in older adults. ♦️It is typically given at bedtime, not in the morning.

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Answer 7

Correct Answers:

Arrhythmias
Hypertension
Angina

Rationale :

♦️Propranolol is a nonselective beta-blocker used to treat high blood pressure, irregular heart rhythms, and chest pain. ♦️ It’s not used for hypokalemia or hypoglycemia; in fact, it may mask hypoglycemia symptoms.

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Answer 8

Correct Answers:

Heart rate 46/min

Rationale :

♦️Atenolol, a beta-blocker, can cause bradycardia. A heart rate below 50 bpm is a contraindication for administration. ♦️ The other vitals are within acceptable limits.

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Answer 9

Correct Answers:

Bananas

Rationale :

Spironolactone is a potassium-sparing diuretic, so high-potassium foods like bananas should be avoided to prevent hyperkalemia.

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Answer 10

Correct Answers:

Migraines

Rationale :

Propranolol is a nonselective beta-blocker that can cause bronchoconstriction, making it dangerous for clients with asthma.

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QLexNursing

1 : How does an antihistamine work?

2 : A client is teaching a client who has a new prescription for hydrochlorothiazide for management of hypertension. Which of the following Instructions should the nurse include?

3 : A nurse is preparing to administer 0.45% sodium chloride (NaCl) 1000 mL IV to infuse over 8 hr. The nurse should set the IV pump to deliver how many mL/hr? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero) _mL/hr.

4 : ACE inhibitors work on the RAAS to prevent the conversion of angiotensin I to angiotensin II. Because this blocking occurs in the cells in the lung, which is usually the site of this conversion, the use of ACE inhibitors often results in

5 : A nurse is caring for a client who is postoperative following a transurethral resection of the prostate (TURP). The nurse should plan to administer the client's PRN bethanechol when the client reports which of the following manifestations?

6 : A nurse is teaching the family of a client who has Alzheimer's disease about donepezil. Which of the following information should the nurse include in the teaching?

7 : The client has been ordered a nonselective beta-blocking agent called propranolol, PO. Propranolol is used in the treatment of which disorders (Select All that Apply.)

8 : A nurse is assessing a clie"t prior to administering atenolol. Which of the following findings should prompt the nurse to withhold the medication?

9 : When providing medication te"ching to a client who has been prescribed spironolactone for hypertension, what foods should the nurse instruct the client to avoid?

10 : A nurse caring for a client"who has hypertension and asks the nurse about a prescription for propranolol. The nurse should inform the client that this medication is contraindicated in clients who have a history of which of the following conditions?