Dr. Adler was concerned about Peter's glucose levels, so he ordered one lab test to be done at 11 am and another at 3 pm. What modifier should be appended to the second test code?

Female heterozygotes for G6PD deficiency have one population of cells that is normal and one that is G6PD deficient because:

a. There is random inactivation of one X chromosome b. There is random inactivation of one Y chromosome. c. There is random activation of one X chromosome. d. There is random activation of one Y chromosome.

Parasympathetic stimulation to the pancreas will cause which of the following reactions?

a. Hormonal inhibition b. Enzyme secretion c. Vasoconstriction d. Decreased bicarbonate production