The systems are most responsible for providing cells with oxygen and removing the carbon dioxide.
a) excretory and muscular
b) digestive and excretory
c) skeletal and respiratory
d) circulatory and respiratory

Before a cranberry can make it to your dinner plate, it must pass a bouncing test which rates its quality. if cranberries having an e ú 0.8 are to be accepted, determine the dimensions d and h for the barrier so that when a cranberry falls from rest at a it strikes the incline at b and bounces over the barrier at c.

While carrying a rack of tubes containing blood to be discarded in the biohazard container, jennifer slips and falls. the tubes scatter everywhere, but, fortunately, only three of them break. this accident occurred in the main hallway, so jennifer needs to think fast and get this mess cleaned up. what ppe should jennifer apply?

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.