Nokea
When giving a subcutaneous injection to a very thin patient how does the nurse alter the injection technique?
- A. Using a 23-gauge needle
- B. Spreading the skin before injection
- C. Pinching up the skin and inserting the needle at a 45-degree angle
- D. Injecting the medicine quickly to reduce pain
Correct Answer: C
Rationale: The subcutaneous technique changes when injecting a thin patient. The selection of needles is the same (-in needle of 27 or 28 gauge), the site selection is the same, but the technique changes to pinch up the skin and inject at a 45-degree angle.
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Which is the same ratio as 2:100?
- A. 1:50
- B. 10:00
- C. 1:20
- D. 4:25
Correct Answer: A
Rationale: The value of a ratio is not changed if both sides are multiplied or divided by the same number.
What is 6.147 rounded to the nearest tenth?
- A. 6.2
- B. 6.15
- C. 6.14
- D. 6.1
Correct Answer: D
Rationale: A subsequent number that is 5 or larger can increase the previous number by one whole number. A subsequent number that is less than 5 will leave the number unchanged.
What is 0.9% expressed as a decimal?
- A. 9
- B. 0.9
- C. 0.09
- D. 0.009
Correct Answer: D
Rationale: Remove the % and move the decimal point two places to the left.
The following information is included in a health care provider's order: Jane Doe September 23 Amoxicillin 250 mg PO every 6 hours for 10 days Dr. John Smith The essential component missing is the __.
Correct Answer: time
Rationale: The health care provider's order should include the patient's name, date, time, medication, dose, route, frequency, and health care provider's signature.
In some health care facilities the LPN/LVN is allowed to take telephone orders from a health care provider. What is one precaution the nurse must take when receiving a verbal order?
- A. Write quickly.
- B. Repeat the order to the health care provider.
- C. Have another nurse listen on an extension.
- D. Sign and initial the health care provider's name on the order.
Correct Answer: B
Rationale: The nurse should always repeat the order to the health care provider. The nurse should write slowly to avoid making a mistake. It is not necessary to have another nurse listen to the verbal order. The nurse should not sign the health care provider's name to the order.