Which of the following is an example of how the respiratory system interacts with the circulatory system to excrete waste? a. the veins carry blood from different parts of the body to the heart, and the lungs exhale the carbon dioxide. b. the arteries carry blood from different parts of the body to the heart, and the lungs exhale the carbon dioxide. c. the veins carry oxygen-rich blood to the different parts of the body, and the arteries carry carbon dioxide-rich blood to the heart. d. the arteries carry oxygen-rich blood to the heart, and the veins carry blood from the lungs to the different parts of the heart.

Asap! how does the distance between two objects affect the force of gravity? how is the moon dependent on the sun?

How are the testes and ovaries similar? a. both produce sex cells. b. both connect internal reproductive organs to the exterior. c. both transport sex cells from their site of production. d. both store mature sex cells.

Two nursing assistants are in line to wash their hands at a hospital after leaving a patient in an isolation room. the first na washes her hands and then uses her hands to turn off the faucet before drying them with a paper towel. the second na turns on the water with her hands and then proceeds to wash and dry her hands with a paper towel. which statement best describes errors demonstrated by the nursing assistants? the first na did not ensure a clean hand-washing environment, and the second na did not properly turn off the water the first na did not properly turn off the water, and the second na did not ensure a clean hand-washing environment. the first na did not properly turn off the water, and the second na did not properly use paper towels. the first na did not properly use paper towels, and the second na did not ensure a clean hand-washing environment.