describe what happens to a red blood cell as it moves from the right atria of the heart through the body and back to the right atria.
Answer:
After leaving the heart, the red blood cell travels through the pulmonary artery to the lungs. It picks up oxygen making the deoxygenated red blood cell now an oxygenated blood cell. The blood cell then makes it way back to the heart via the pulmonary vein into the left atrium.
Explanation:
Why do you think that an engineer should act professionally and ethically and
exercise judgment, and take responsibility within his/her own limits of
competence?