ATI LPN
Medical Surgical Endocrine ATI Quizlet Questions
Question 1 of 5
Which is TRUE, regarding acid secretion?
Correct Answer: C
Rationale: Gastrin stimulates histamine release from ECL cells, increasing acid secretion; histamine acts via cAMP, not Ca2+.
Question 2 of 5
In which body process(es) is/are the endocrine system involved?
Correct Answer: D
Rationale: All functions listed are affected or controlled by the pituitary gland.
Question 3 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.
Question 4 of 5
Which hormone is produced in the hours of darkness and encourages sleep?
Correct Answer: D
Rationale: Melatonin, secreted by the pineal gland during darkness, regulates sleep-wake cycles and promotes sleep.
Question 5 of 5
There are four parathyroid glands, each about the size of a grain of rice, embedded in the thyroid gland and they make and secrete ___, which plays a part in calcium homeostasis.
Correct Answer: A
Rationale: PTH is secreted by the parathyroid glands to regulate calcium levels in the blood, maintaining homeostasis.