Nokea
Which of the following statements is correct regarding insulin glargine?
- A. It is primarily used to control postprandial hyperglycemia
- B. It is a 'peakless' insulin
- C. The prolonged duration of activity is due to slow dissociation from albumin
- D. It should not be used in a regimen with insulin lispro or glulisine
Correct Answer: B
Rationale: Insulin glargine is a long-acting, peakless insulin providing steady glucose control.
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Anaphylactic shock is a:
- A. Type I reaction, called immediate hypersensitivity reaction
- B. Type II reaction, called cytotoxic hypersensitivity reaction
- C. Type III allergic reaction, called immune complex hypersensitivity
- D. Type IV allergic reaction, called delayed hypersensitivity reaction
Correct Answer: A
Rationale: Anaphylactic shock is a Type I immediate hypersensitivity reaction , IgE-mediated, unlike cytotoxic (II), immune complex (III), or delayed (IV).
The nursing instructor is discussing drug therapy in the older adult. What would the instructor tell the students could affect therapeutic dosing in an older adult?
- A. In older adults, drugs have decreased GI absorption.
- B. In older adults
- C. In older adults, drugs are distributed to a smaller portion of the tissue.
- D. In older adults, drugs have an increased action.
Correct Answer: A
Rationale: Decreased GI absorption in older adults can reduce drug bioavailability, necessitating dosage adjustments.
Vitamin B12 deficiency may lead to:
- A. Hair loss
- B. Insomnia
- C. Dry scales on the scalp
- D. Numbness and tingling of the hands
Correct Answer: D
Rationale: Vitamin B12 deficiency causes neurological symptoms like numbness and tingling due to nerve damage.
Which statement(s) is/are true regarding computerized prescriber order entry (CPOE)?(Select one that does not apply.)
- A. Integrates the ordering system with the pharmacy, laboratory, and nurses
- B. Provides instant access to online information to facilitate patient care needs
- C. Facilitates review of ordered medications for potential drug interactions
- D. Alleviates the need to perform mathematical computations
Correct Answer: D
Rationale: CPOE systems integrate patient information, provide instant access, facilitate review of ordered medications for potential drug interactions, and facilitate review of drugs for appropriateness of dosages. Alleviation of the need to perform mathematical computations is not a component of the CPOE system.
The nurse is preparing to administer an intradermal injection. The nurse would insert the needle at which angle?
- A. 15 degrees
- B. 30 degrees
- C. 45 degrees
- D. 90 degrees
Correct Answer: A
Rationale: When giving an intradermal injection, the needle is inserted bevel up at a 15-degree angle. The nurse would insert the needle at a 90-degree angle for an intramuscular injection or for a patient who is obese and requires a subcutaneous injection. Typically a subcutaneous injection is given at a 45-degree angle.