Nokea
Galactorrhea is caused by overproduction of which hormone?
- A. Prolactin.
- B. Adrenocorticotropic hormone (ACTH).
- C. Growth hormone (GH).
- D. Thyroid-stimulating hormone (TSH).
Correct Answer: A
Rationale: Galactorrhea (inappropriate breast milk production) is caused by excess prolactin, often due to a prolactin-secreting pituitary adenoma.
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Which of the following lipid abnormalities is a risk factor for the development of atherosclerosis and peripheral vascular disease?
- A. Low concentration of triglycerides
- B. High levels of high-density lipid (HDL) cholesterol
- C. High levels of low-density lipid (LDL) cholesterol
- D. Low levels of LDL cholesterol
Correct Answer: C
Rationale: High levels of low-density lipoprotein (LDL) cholesterol contribute to atherosclerosis by depositing cholesterol in arterial walls, leading to plaque formation and PVD. Low triglycerides, high HDL, or low LDL are protective or neutral, not risk factors.
Which finding indicates effective hemodialysis?
- A. Decreased BUN.
- B. Increased potassium.
- C. Weight gain.
- D. Hypotension.
Correct Answer: A
Rationale: Decreased BUN indicates effective removal of waste products.
A client develops lymphedema after a left mastectomy with lymph node dissection. Which of the following should be included in the discharge teaching plan? Select all that apply.
- A. Do not allow blood pressures or blood draws in the affected arm.
- B. Avoid application of sunscreen on the left arm.
- C. Use an electric razor for shaving.
- D. Immobilize the left arm.
- E. Elevate the left arm.
- F. Perform hand pump exercises.
Correct Answer: A,C,E,F
Rationale: Preventing trauma (A, C), elevating the arm (E), and performing exercises (F) reduce lymphedema risk and promote lymphatic drainage. Sunscreen (B) is safe, and immobilization (D) is not recommended.
A client is admitted to the emergency department with a headache, weakness, and slight confusion. The physician diagnoses carbon monoxide poisoning. What should the nurse do first?
- A. Initiate gastric lavage.
- B. Maintain body temperature.
- C. Administer 100% oxygen by mask.
- D. Obtain a psychiatric referral.
Correct Answer: C
Rationale: Administering 100% oxygen displaces carbon monoxide from hemoglobin, the priority in poisoning. Gastric lavage, temperature maintenance, and psychiatric referrals are secondary.
The nurse is teaching a client with osteoarthritis about assistive devices. Which device is most appropriate for ambulation?
- A. Standard cane.
- B. Wheelchair.
- C. Four-wheeled walker.
- D. Crutches.
Correct Answer: A
Rationale: A standard cane provides support and stability for clients with osteoarthritis during ambulation.