Which of these is caused by a virus ?
a. candidiasis
b. malaria
c. herpes zoster
d. strep thoat
e. gonorrhea

Ryan is a nine-year-old boy whose father wants him to be a soccer player. ryan does not have an aptitude for soccer, and keeps failing miserably at it. his father criticizes him in an attempt to motivate ryan to play better. as per erickson’s psychosocial theory, what is a likely consequence of this criticism? a. ryan may start developing an interest in soccer. b. ryan may develop a respect for his father. c. ryan may develop an inferiority complex. d. ryan may excel at soccer. e. ryan may gain self-esteem.

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 these is a controllable risk fator for disease