ATI LPN
ATI Medical Surgical Endocrine Quiz Questions
Question 1 of 5
A(n) is not a cause of primary hyposecretion of a hormone.
Correct Answer: C
Rationale: Tropic hormone deficiency causes secondary, not primary, hyposecretion.
Question 2 of 5
The caloric value of protein is:
Correct Answer: B
Rationale: Protein's caloric value is approximately 4-5.3 Kcal/g, with 5.3 being a standard estimate in some contexts, though 4 is more common; answer key indicates B.
Question 3 of 5
Under aerobic conditions, 1 mol glucose forms:
Correct Answer: D
Rationale: Aerobic metabolism yields 38 mol ATP per mol glucose via glycolysis, TCA cycle, and oxidative phosphorylation.
Question 4 of 5
Iron:
Correct Answer: B
Rationale: Most iron absorption occurs in the duodenum/upper jejunum. Dietary iron is mostly ferric, ferritin stores thousands of atoms, ~70% of body iron is in hemoglobin, and absorption is ~10-15%.
Question 5 of 5
Regarding secretin, which is TRUE?
Correct Answer: D
Rationale: Secretin inhibits gastrin secretion and stimulates HCO_3-rich pancreatic juice, not enzymes; it doesn't increase acid or emptying time.