Cystic fibrosis - causes a mucus build up on the lungs, that coats the breathing tubes
Answer:
b) 20 %.
Explanation:
In 2012, there were many young drivers ( between age 15 and 20 ) who died in vehicle crashes, which is a decrease of 6 percent from 2011.
Additionally to this number, many young drivers were injured in the crashes, compared to 2011, for 2 %.
Motor crashes are the leading cause of death for the teenagers and young adults.
Answer:
Both the respiratory and circulatory systems works in coordination in order to purify the blood.The heart continuously pumps blood and the lungs at alveolar sacs the CO2 and O2 get exchanged.Continuously through the diffusion.
From body parts the blood reaches at heart through Vena cava To right atrium,then from Right ventricle through pulmonary artery it reaches to lungs and get purified.Form there it again comes back to heart through pulmonary vein and again through Aorta it again reaches to the body parts.
Hope it helps....
Answer:
you can miss all 20 if that is what you are asking
Explanation:
Answer:
C. take stairs instead of the elevator
Explanation:
i hope this helped sorry if im wrong
