What is the approximate entrance skin exposure in mR for the fluoroscopic examination of the stomach performed for 4.5 minutes at 110 kVp at 1.7 R/min?

Which of the following lab results would indicate a slowdown in the rate of parathyroid hormone secretion?

a. Increased serum calcium levels b. Decreased serum calcium levels c. Decreased levels of TSH d. Increased levels of TSH

The ambulance transported Hannah from the hospital to the skilled nursing home. The origin of service modifier is:

A. P. B. N. C. H. D. D.