ATI LPN
ATI Medical Surgical Endocrine Questions
Question 1 of 5
The net production of ATP per mole of glucose metabolised aerobically is:
Correct Answer: D
Rationale: Aerobic metabolism of glucose yields 38 ATP per mole in most cells via glycolysis, TCA cycle, and oxidative phosphorylation.
Question 2 of 5
The largest daily volume of secretions in the GIT originates in the:
Correct Answer: B
Rationale: The stomach secretes ~2-3 L/day, exceeding saliva (~1.5 L), bile (~0.5-1 L), pancreas (~1.5 L), and intestine (~1 L).
Question 3 of 5
Regarding cholecystokinin-pancreozymin, which is TRUE?
Correct Answer: B
Rationale: CCK stimulates enzyme-rich pancreatic juice and gallbladder contraction; secretin stimulates HCO_3-rich juice.
Question 4 of 5
Which GIT hormone stimulates enzyme-rich pancreatic juice secretion?
Correct Answer: B
Rationale: CCK stimulates enzyme-rich pancreatic secretion; secretin promotes HCO_3-rich juice.
Question 5 of 5
Although thyroid hormone levels decrease with advancing age, which mechanism offsets this output reduction?
Correct Answer: A
Rationale: The production of thyroid hormones decreases with age, but the decrease is offset by a matching decrease in the body's breakdown of the hormone. Changes in thyroid hormone levels are not affected by calcium, phosphorus, or mineralocorticoid levels.