ATI LPN
Medical Surgical Endocrine ATI Questions
Question 1 of 5
Which actual structural unit secretes insulin?
Correct Answer: C
Rationale: The actual structural unit that secretes insulin is the beta cell. Beta cells are found on the islets of Langerhans, which are in the pancreas.
Question 2 of 5
___ - which tells the kidneys how much water to conserve - is called a neurohormone because it is made by neurons in the hypothalamus and stored in the posterior pituitary gland before it is released.
Correct Answer: B
Rationale: ADH, a neurohormone, is synthesized in the hypothalamus and released from the posterior pituitary to regulate water reabsorption in the kidneys.
Question 3 of 5
The nurse has provided education for a client prescribed desmopressin (DDAVP). Which statement made by the client indicates an understanding of the information?
Correct Answer: A
Rationale: Desmopressin acts on the kidneys to increase water reabsorption, treating diabetes insipidus.
Question 4 of 5
For which condition does vasopressin (Vasostrict) treat?
Correct Answer: A
Rationale: Vasopressin treats diabetes insipidus by increasing water reabsorption in the kidneys.
Question 5 of 5
Which result from the diagnostic testing with cosyntropin (Cortrosyn) for adrenocortical insufficiency indicates secondary adrenocortical insufficiency has occurred?
Correct Answer: A
Rationale: In secondary adrenocortical insufficiency, cortisol rises with cosyntropin due to intact adrenal response but pituitary failure.