Nokea
As serum calcium levels rise, which hormone is excreted?
- A. prolactin
- B. melatonin
- C. aldosterone
- D. parathyroid
- E. None
- F. all the above
Correct Answer: E
Rationale: Calcitonin (not listed) is secreted by the thyroid to lower high serum calcium. Parathyroid hormone (D) increases calcium. None of the options are correct.
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An adolescent client with cystic acne has a prescription for Accutane (isotretinoin). Which lab work is needed before beginning the medication?
- A. Complete blood count
- B. Clean-catch urinalysis
- C. Liver profile
- D. Thyroid function test
Correct Answer: C
Rationale: A liver profile is required before starting isotretinoin due to its potential hepatotoxicity, ensuring safe administration.
An 18-month-old is being discharged following hypospadias repair. Which instruction should be included in the nurse's discharge teaching?
- A. The child should not play on his rocking horse.
- B. Applying warm compresses will decrease pain.
- C. Diapering should be avoided for 1-2 weeks.
- D. The child will need a special diet to promote healing.
Correct Answer: A
Rationale: Avoiding straddling activities like rocking horses prevents strain on the surgical site post-hypospadias repair.
A 19-year-old male has been experiencing vomiting and diarrhea for 3 days due to food poisoning. The nurse expects a urine specific gravity of
- A. 0.850.
- B. 1.005.
- C. 1.020.
- D. 1.041.
Correct Answer: D
Rationale: Dehydration from vomiting and diarrhea increases urine specific gravity (normal 1.005-1.030). 1.041 indicates concentrated urine due to fluid loss.
The nurse is supervising the staff providing care for an 18-month-old hospitalized with hepatitis A. The nurse determines that the staff’s care is appropriate if which of the following is observed?
- A. The child is placed in a private room.
- B. The staff removes a toy from the child’s bed and takes it to the nurse’s station.
- C. The staff offers the child french fries and a vanilla milkshake for a midafternoon snack.
- D. The staff uses standard precautions.
Correct Answer: A
Rationale: contact precautions required for diapered or incontinent clients
The RN is making assignments on a 12-bed unit. Staff consists of one RN and two certified nursing assistants. Which client should be self-assigned?
- A. A client receiving decadron for emphysema
- B. A client with chest trauma and a new onset of hemoptysis
- C. A client with rib fractures and an O2 saturation of 93%
- D. A client 2 days post-operative lung surgery with a pulse oximetry of 92%
Correct Answer: B
Rationale: New-onset hemoptysis in a chest trauma client indicates potential serious complications (e.g., pulmonary hemorrhage) requiring RN assessment and intervention.