Which of the following could cause ineffective production of calcitriol?
A) exposure to too much sunlight
B) lack of sunlight
C) increased levels of MSH
D) increased levels of gonadotrophins
E) inability to produce sufficient amounts of melanin

Question

Quizplus · Accepted Answer

Calcitriol is produced in response to sunlight exposure, so lack of sunlight would cause ineffective production. Choices A, C, D and E are unrelated to the production of calcitriol.

Which of the Following Could Cause Ineffective Production of Calcitriol