Nokea
The nurse is assessing a client for hypovolemia. Which laboratory result would help the nurse in confirming a volume deficit?
- A. Hematocrit 55%
- B. Potassium 5.0 mEq/L
- C. Urine specific gravity 1.016
- D. BUN 18 mg/dL
Correct Answer: A
Rationale: Hypovolemia causes hemoconcentration, increasing hematocrit (e.g., 55% is elevated). Potassium, urine specific gravity, and BUN within normal ranges don't confirm volume deficit.
You may also like to solve these questions
When preparing a client for magnetic resonance imaging, the nurse should implement which of the following?
- A. Obtain informed consent and administer atropine 0.4 mg
- B. Scrub the injection site for 15 minutes
- C. Remove any jewelry and inquire about metal implants
- D. Administer Benadryl 50 mg/mL IV
Correct Answer: C
Rationale: MRI safety requires removing jewelry and screening for metal implants to prevent injury from magnetic fields. The other actions are unnecessary or incorrect.
The nurse is providing client education on self-administration of insulin. Which action by the client indicates the need for further education?
- A. The client gently rubs the insertion site after removing the needle.
- B. The client verifies the type of insulin and checks the expiration date.
- C. The client cleans and grasps the skin, inserting the needle at a 90-degree angle.
- D. The client cleans the rubber stopper on the bottle with an alcohol swab before drawing a dose.
Correct Answer: A
Rationale: Rubbing the injection site can cause tissue damage and affect insulin absorption, indicating a need for further teaching.
The nurse is reviewing medication orders for his clients. Which order would necessitate contacting the health care provider?
- A. Paxil (paroxetine) 20 mg PO daily for a 57-year-old client with social anxiety disorder
- B. Phenergan (promethazine hydrochloride) 12.5 mg PR q12h prn for a child with Reye's syndrome
- C. Diflucan (fluconazole) 150 mg x 1 dose PO for a 24-year-old client with vaginal candidiasis
- D. Lopressor (metoprolol tartrate) 50 mg PO daily for a 48-year-old client with hypertension
Correct Answer: B
Rationale: Promethazine is contraindicated in children with Reye’s syndrome due to the risk of worsening neurological symptoms. Other orders are appropriate.
The nurse is caring for a female client following the removal of the parathyroid glands. The client complains of a 'pins and needles' sensation and difficulty swallowing lunch. The nurse would expect which laboratory value to be abnormal?
- A. calcium
- B. potassium
- C. magnesium
- D. blood glucose
Correct Answer: A
Rationale: Parathyroidectomy can cause hypocalcemia, leading to paresthesia ('pins and needles') and dysphagia due to muscle dysfunction.
Which of the following statements reflects Kohlberg's theory of the moral development of the preschool-age child?
- A. Obeying adults is seen as correct behavior.
- B. Showing respect for parents is seen as important.
- C. Pleasing others is viewed as good behavior.
- D. Behavior is determined by consequences.
Correct Answer: D
Rationale: Kohlberg's preconventional stage for preschoolers involves moral decisions based on consequences, such as avoiding punishment or gaining rewards.