The delicate hair-like cilia in the airways and lungs start recovering within weeks, and are restored after 9 months, improving resistance to infection.几周内，毛发似的纤毛在呼吸道和肺中开始恢复，九个月后结束修复， 提高抗感染能力。By the one-year anniversary of quitting, heart disease risk plum...
How Your Lungs Work By: Craig Freudenrich, Ph.D. The heart and lungs work together to make sure your body has the oxygen-rich blood it needs. Callista Images/Getty Images You breathe in and out anywhere from 15 to 25 times per minute without even thinking about it. When you exercise...
How do Cigarettes Affect the Body? Cigarettes aren't good for us. But how exactly do cigarettes harm us? Let's look at what happens as their ingredients make their way through our bodies, and how we benefit when we finally give up smoking. Inside the airways and lungs, smoke increases ...
【题目】How do Cigarettes Affect the Body?Cigarettes aren't good for us. But how exactly do cigarettes harm us? Let's look at what happens astheir ingredients make their way through our bodies,and how we benefit __ 1_ when we finally giveup smoking.Inside the airways and lungs, smoke ...
The heart and lungs work together to make sure your body has the oxygen-rich blood it needs.Callista Images/Getty Images You breathe in and out anywhere from 15 to 25 times per minute without even thinking about it. When youexercise, your breathing rate goes up — again, without you think...
Inside the airways and lungs, smoke increases the likelihood of infections, as well as chronic diseases like bronchitis and emphysema. It does this by damaging the cilia, tiny hairlike structures whose job it is to keep the airways clean. It then fills the alveoli, tiny air sacs that enable...
The delicate hair-like cilia in the airways and lungs start recovering within weeks, and are restored after 9 months, improving resistance to infection. By the one-year anniversary of quitting, heart disease risk plummets to half as bl...
Lupus also may inflame the outside lining of yourlungs. Pain often gets worse with deep breaths. This is calledpleurisy. Sometimes, thelungscan develop scarring from the inflammation and cause shortness of breath. What you can do: Avoidsmoking.Smokingmakes lung infections andheart diseasemuch mo...
as a gate between the heart and the rest of the body as well as between the left ventricle and right atrium. Children with this condition have trouble getting enough oxygen-rich blood into their lungs because this blood mixes with oxygen-poor blood due to the absence of the pulmonary valve...
trusted source proofread Ok! Credit: CC0 Public Domain New research published inThe FASEB Journalindicates that e-cigarettes can cause cellular and molecular changes in the lungs. Specifically, prolonged inhalation of e-cigarette aerosols by mice caused changes in the animals' pulmonary immune cell co...