Eleanor was tracing the pathway of food from the mouth to the release of feces. which system was she primarily studying?
a)alimentary
b)gastrointestinal
c)musculoskeletal
d)excretory

The youngest babies change position once every on average. a. 5 minutes b. half hour c. minute d. 10 minutes

Every person’s body is different, a. but every vehicle’s cabin layout is the same b. and every vehicle’s cabin layout is different c. making some people automatically safe drivers d. making some people better fit to drive a sedan than a coupe

In a study of a weight loss program, 40 subjects lost a mean of 3.0 lb after 12 months. does the weight loss program have practical significance? a. yes, because the weight loss program worked and the subjects lost a mean of 3.0 lb. b. no, because the mean weight loss of 3.0 lb after one year does not seem to justify the program. c. no, because the sample of 40 subjects was too small to determine if the program was useful. d. yes, because the mean weight loss of 3.0 lb after one year does seems to justify the program.