Remember, in the scenario, we are told the carrier survives better in an environment with severe diarrhea.
<u>Hence, it is thus logical to expect the frequency of </u><u><em>"c" </em></u><u>to increase in an environment where there was an epidemic of cholera.</u>
Positioning. Multiple positions may be used to accomplish a digital rectal examination. The easiest for the examiner is to have the patient tuck the knees up to the chest, either in the dorsal lithotomy position or the lateral recumbent position.