What have tobacco companies done in recent years to improve the health of american youth? a. created more kid-friendly advertisements for tobacco b. pay for anti-smoking education. c. limited tobacco advertisements to websites only. d. stopped selling tobacco products to their parents

Name two drugs that work to cause change in the nervous system

Scientists who study the anatomy of the systems in the human body focus their studies on

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.