17. how does respiratory system work with circulatory system?

a. respiratory system provides nutrients to the circulatory system thus circulatory system provides oxygen to the respiratory system.

b. respiratory system serves as pathway of blood carrying nutrients to the circulatory system thus circulatory system pumps blood to the respiratory system

c. respiratory system provides oxygen to the circulatory system thus ciculatory system carries blood with nutrients needed by the respiratory.

d. respiratory system carries carbon dioxide to the circulatory system thus circulatory system provides oxygen needed by the circulatory system.

18. what is provided by the repiratory system to the ciculatory system?

a. oxygen

b. carbon dioxide

c. food nutrients

d. bile

19. what organ process the information receptors in our integumentary system?

a. lungs

b. brain

c. small intestine

d. liver

20. which of the following best decribes how the integumentary system work together with the nervous system?

a. the receptor cells in the skin send message to the brain.

b. brain controls the sweat glands of the body.

c. the nerves underneath the skin control muscles connected to the hair follicles.

d. all of the above.