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An adult has been diagnosed with Bell's palsy and asks what causes it. The nurse knows that which of the following is correct?
- A. Bell's palsy is caused by the chickenpox virus.
- B. The cause is unknown.
- C. Bell's palsy usually follows a cold or influenza.
- D. Trauma to the area brings on the symptoms.
Correct Answer: B
Rationale: The exact cause of Bell's palsy is unknown, though it may be associated with viral infections or inflammation, but not specifically chickenpox, flu, or trauma.
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The nurse prepares to insert an indwelling urinary catheter in a client who is disoriented to time, place, and person and cannot follow directions or commands. Which intervention is most important when inserting the urinary catheter?
- A. Ensure the client understands the procedure prior to implementation
- B. Maintain a sterile field and keep the urinary catheter sterile
- C. Place the catheter supply kit between the client's legs in the center of the bed
- D. Throw swabs used to clean the perineum directly into the biohazard bin
Correct Answer: B
Rationale: Maintaining a sterile field (B) is critical to prevent infection, especially in a disoriented client. Explaining the procedure (A) is ideal but not feasible, kit placement (C) is secondary, and swab disposal (D) follows insertion.
An 80-year-old client is prescribed codeine for a severe cough. The home health nurse is reinforcing instructions on how to prevent the common adverse effects associated with codeine. Which client statements indicate an understanding of how to prevent them? Select all that apply.
- A. I'll be sure to apply sunscreen if I go outside.
- B. I'll drink at least 8 glasses of water a day.
- C. I'll drink decaffeinated coffee so I can sleep at night.
- D. I'll sit on the side of my bed for a few minutes before getting up.
- E. I'll take my medicine with food.
Correct Answer: B,D,E
Rationale: Drinking water (B) prevents constipation, sitting before standing (D) avoids orthostatic hypotension, and taking with food (E) reduces nausea. Sunscreen (A) and decaf coffee (C) are unrelated to codeine effects.
The nurse is caring for a client with suspected acute rheumatic fever. Which of the following questions would be most important for the nurse to ask the client?
- A. Do you typically take all of your antibiotics when they are prescribed?
- B. Has anyone in your family had rheumatic fever?
- C. What has your temperature been over the past several days?
- D. Have you recently had a streptococcal throat infection?
Correct Answer: D
Rationale: Recent streptococcal infection (D) is the primary trigger for rheumatic fever, making it the most important question. Antibiotic compliance (A), family history (B), and fever (C) are relevant but less critical.
A client with a fractured hip asks the nurse about activity after discharge. The nurse should explain to the client that she should refrain from which of the following activities?
- A. Crossing her legs at the knee
- B. Sitting in a recliner
- C. Walking up stairs
- D. Carrying objects that weigh more than 10 pounds
Correct Answer: A
Rationale: Crossing legs at the knee can cause hip adduction, risking dislocation in a fractured hip. Other activities are generally safe with proper precautions.
When writing in the client's chart, the nurse makes an error in documentation. The nurse should:
- A. Attempt to erase the error.
- B. Blacken the entry with a felt tipped pen.
- C. Remove the sheet, rewrite each entry, and initial.
- D. Draw a single line through the entry and initial.
Correct Answer: D
Rationale: Drawing a single line through the error and initialing maintains transparency and legality. Erasing, blackening, or rewriting the sheet is improper.