In the lungs, oxygen is put into the blood and carbon dioxide is taken out of the blood during the process of breathing. After the blood gets oxygen in the lungs, it is called oxygen-rich blood.
About 2,000.Hope that helps!
Answer:
Do each stretching exercise at least 4 times each session. Slowly stretch into the desired position, as far as possible without pain, and hold the stretch for 15–60 seconds. Relax, then repeat, trying to stretch a little farther. Always remember to breathe while stretching
Explanation:
Answer:
C. A smaller, easier to accomplish goal that serves as a stepping
stone to accomplishing a bigger long-term goal.