ATI RN
ATI Endocrine Pharmacology Quizlet Questions
Question 1 of 5
A patient presents with weight loss, polyphagia, polydypsia, increased tiredness, vomiting, and hyperventilation. He is young and his parents are also diagnosed with the same disease. Which of the following is the most common etiological factor associated with this disease seen in older populations?
Correct Answer: B
Rationale: The symptoms suggest Type 1 diabetes (juvenile onset, familial), but in older populations, Type 2 diabetes is more common, with obesity as the primary etiological factor due to insulin resistance.
Question 2 of 5
A patient presents with a moon face, truncal obesity, hypertension, purple straiae, buffalo hump, fragile skin and impaired glucose tolerance. The opposite of the current increased levels of the prime hormone involved in this patient is seen in:
Correct Answer: A
Rationale: Cushing's syndrome (high cortisol) presents these symptoms; Addison's disease (low cortisol) is the opposite, with weight loss and hyperpigmentation.
Question 3 of 5
Dopamine and homovanillic acid are secreted in
Correct Answer: C
Rationale: Pheochromocytoma secretes catecholamines (dopamine) and metabolites like homovanillic acid, unlike neuroblastoma (more VMA) or adenoma (not catecholamine-specific).
Question 4 of 5
A patient with renal failure and high magnesium level would later have and
Correct Answer: A
Rationale: High magnesium in renal failure causes hypermagnesemia, leading to cardiac arrest due to conduction abnormalities.
Question 5 of 5
Mole for mole, which of the following has the greatest effect on \Na^{+excretion?
Correct Answer: D
Rationale: Aldosterone potently increases Na+ reabsorption; its absence or inhibition maximizes Na+ excretion.