ATI LPN
Medical Surgical Endocrine ATI Questions
Question 1 of 5
A 46-year-old woman has hirsutism, hyperglycemia, obesity, muscle wasting, and increased circulating levels of adrenocorticotropic hormone (ACTH). The most likely cause of her symptoms is
Correct Answer: C
Rationale: This woman has the classic symptoms of a primary elevation of adrenocorticotropic hormone (ACTH) (Cushing disease). Elevation of ACTH stimulates overproduction of glucocorticoids and androgens.
Question 2 of 5
Which class(es) of hormones is/are released by exocytosis upon appropriate stimulation?
Correct Answer: D
Rationale: Peptides and catecholamines are stored in vesicles and released via exocytosis.
Question 3 of 5
do(es) not require membrane receptors to invoke cell responses.
Correct Answer: C
Rationale: Steroids diffuse into cells and bind intracellular receptors.
Question 4 of 5
Endocrine disorders resulting in too little hormone activity may stem from all of the following except
Correct Answer: C
Rationale: Reduced plasma protein binding increases free hormone levels, not decreases activity.
Question 5 of 5
The is the target for ACTH.
Correct Answer: A
Rationale: ACTH stimulates cortisol production in the adrenal cortex.