Chemical substances that are absorbed by the body through the process of digestion are called:

Cultural, economic , and social changes that resulted in the migration of more people into cities - utilitarianism -industrial revolution -age of enlightenment

As you sit in the library with your friend studying for your weekly quiz on the integumentary system, you come upon an article about the hazards of prolonged exposure to the sun's rays. your curious nature leads you to research the subject further. you're fascinated to learn that minimal exposure to the sun allows you skin to manufacture vitamin d, which is important to maintain homeostasis. you also read that although sunscreen can protect you from the ultraviolet (uv) rays of the sun, some medications can actually increase a person's sensitivity to the sunlight.

Which is one purpose of creating federal laws and policies for tobacco use? to people stop using tobacco products to implement health events aimed at fighting tobacco use to monitor the trends in tobacco use across demographics to reduce the amount of money spent on tobacco products