ATI LPN
Medical Surgical Endocrine ATI Questions
Question 1 of 5
Which of the following is NOT true of parathyroid hormone action?
Correct Answer: B
Rationale: PTH increases, not decreases, blood calcium levels to maintain homeostasis.
Question 2 of 5
Identify the growth factor that is released by cancer cells to create a capillary network that aids the cancer growth.
Correct Answer: C
Rationale: Tumor angiogenesis factor promotes blood vessel growth to support tumor expansion.
Question 3 of 5
Non-steroid peptide hormones enter the cell.
Correct Answer: B
Rationale: Peptide hormones do not enter cells; they act via surface receptors and second messengers.
Question 4 of 5
Which hormone dramatically affects physical appearance?
Correct Answer: B
Rationale: Growth hormone significantly alters physical appearance via growth effects.
Question 5 of 5
Calcitonin ____________.
Correct Answer: D
Rationale: Calcitonin lowers blood calcium by depositing it in bones, counteracting PTH.