Witch structure in the human body has a function similar to an insects outer cover

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.

Anurse is assessing clients on medical surgical unit which adult client should the nurse identify as being at greater risk for insensible water loss?

Is tea good for you? if so what type of tea is good for you? and how much should i drink before it is a threat to my health?