ATI LPN
ATI Targeted Medical Surgical Endocrine Questions
Question 1 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 2 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 3 of 5
Which statement accurately describes endocrine glands?
Correct Answer: A
Rationale: Endocrine glands secrete directly into the bloodstream, whereas exocrine glands secrete via a duct.
Question 4 of 5
G-proteins (guanine nucleotide-binding proteins) are molecules involved in the transmission of hormonal signals from outside a cell to the interior by means of a process called:
Correct Answer: A
Rationale: Signal transduction is the process by which G-proteins relay hormonal signals from the cell surface to intracellular targets, converting an extracellular signal into a cellular response.
Question 5 of 5
The secretion of aldosterone follows a circadian rhythm and helps to regulate the way glucose is used by the body | The effects of adrenaline include increased respiration rate, increased heart rate and dilation of pupils
Correct Answer: D
Rationale: The Assertion (A) is FALSE; aldosterone regulates sodium and water, not glucose, though it follows a circadian rhythm. The Reason (R) is TRUE, as adrenaline causes these physiological effects. Thus, R is true, but A is false.