Question: <em>Describe how the respiratory system and circulatory system work together to supply the body with oxygen and remove waste from the body.</em>
Answer: The respiratory system expedites the exchange of gases; this means the blood continues to stay fresh while the circulatory system pumps it throughout the body, making sure every organ within you can receive healthy blood.
Uplifting Note: Hope you're staying positive, testing negative!
Answer:
Sinus infections happen when fluid builds up in the air-filled pockets in the face (sinuses), which allows germs to grow. Viruses cause most sinus infections, but bacteria can cause some sinus infections.
Explanation:
thank you
have a great day
To avoid unexpected pregnancies
It would be D. because nothing can be 100% you can still get pregnant from all of those things.
hope i helped! :) <span />
