The leading cause of deaths in the U.S. in 2007 was

The parvocellular pathway is sensitive to ______, whereas the magnocellular pathway is sensitive to_________

a) Motion and dim light/ colour and fine detail b) Motion and fine detail/ colour and dim light c) Colour and fine detail/ motion and dim light d) None of the above are correct

Keeping a participant unaware of the purpose of the study in which they are participating is one way to help reduce the ___________ effect in research

a. placebo b. observer-expectancy c. subject-expectancy d. demand