Which of the following is an appropriate time to change gloves? (select all that apply.)
a) after sneezing, coughing or using a tissue
b) as soon as gloves become torn or dirty
c) after touching potentially contaminated surfaces
d) at least every 4 hours, if gloves are used continually for the same task

True or false drinking alcohol at a faster rate will not affect a body’s absorption of alcohol

Which of the following represents the results of a review of well-controlled studies of vitamin c supplementation on the resistance to, and recovery from, colds? there was a reduction in the duration of colds by 50% on the average. there was a slight effect on reducing the duration and severity of colds for people taking vitamin c supplements. there was a significant reduction in the duration of colds in people who consumed at least one gram a day. there was a significant reduction in the number of colds only in people who consumed > three grams per day.

Which of the following is a health risk associated with ground-level ozone? a.cataractsb.skin cancerc.respiratory illnessd.all of the above