Food couldn't reach the stomach without the esophagus and the what

When a researcher debriefs her participants, she: provides a detailed explanation of the study. removes their undergarments. tells them they can stop taking part at any time. provides an detailed explanation of the study, and tells them they can stop taking part at any time.

How can a friend directly influence you to buy a health product? he tells you to buy it because of how good the product is. ob. you hear him exclaim how great this product is. c. you see this post on a social networking site saying how much he likes it reset next

Is the drug administration method with a high risk causing throat and lung cancer a) absorption b) injection c) inhalation d) ingestion