The quality of the mucosal coating on a stomach image depends on the1) properties of the barium suspension.2) volume of the barium and gas.3) frequency of the washing.4) amount of secretions in the stomach. January 2, 2023 by admin 1 and 2 only 3 and 4 only 1, 2, and 3 only 1, 2, 3, and 4 See Answer 1, 2, 3, and 4