ATI LPN
ATI Targeted Medical Surgical Endocrine Questions
Question 1 of 5
The greatest reabsorption of calcium in the kidneys occurs in the:
Correct Answer: A
Rationale: Most Ca2+ (~65%) is reabsorbed in the PCT passively, with further regulated reabsorption in the DCT.
Question 2 of 5
Fat soluble vitamins include all EXCEPT:
Correct Answer: B
Rationale: Vitamin C is water-soluble, unlike the fat-soluble vitamins A, D, E, and K.
Question 3 of 5
Which of the following is TRUE regarding salivary glands?
Correct Answer: D
Rationale: The submandibular gland produces ~70% of saliva; parotid is serous, not mucous, and sublingual is mixed.
Question 4 of 5
What inhibits gastrin secretion?
Correct Answer: B
Rationale: Secretin inhibits gastrin secretion to reduce acid production; atropine doesn't affect it, adrenaline may increase it.
Question 5 of 5
The nurse is caring for a patient who is scheduled to have a thyroid panel drawn next week. After confirming with physician, which information is most important for the nurse to include in the patient instructions?
Correct Answer: A
Rationale: Aspirin, iodine-containing medications, contrast media, and other drugs may affect result. To ensure an accurate test result, aspirin should be avoided for 2 days before testing. Birth control pills also will alter the test results. Antacids, diuretics, and multivitamins do not affect the results of a thyroid panel.