Answer:
The answer is Pulmonary alveoli
Explanation:
Pulmonary alveoli are the primary gas exchange site. The alveoli are in intimate contact with the surrounding capillaries, removing the CO2 from the blood and passing the oxygen through a pressure gradient. This barrier between air and blood has a thickness of approximately one micron. To maintain this exchange gradient to the lungs, between 5 and 8 L of air per minute must enter.
Answer:
critical thinking
Explanation:
From your friendly neighborhood cereal killer,
Sir. BLOODPR1NCE
Anatomical and physiological barriers provide the crucial first line of defense against pathogens. These barriers include intact skin, vigorous mucociliary clearance mechanisms, low stomach pH and bacteriolytic lysozyme in tears, saliva and other secretions.
Answer:
Record Drop in the age adjusted cancer death rate as of 2017 due to Improved Lung Cancer Treatment.
Answer:
There is no doubt that both nicotine and caffeine are addictive. They act as a stimulant of the central nervous system. Caffeine consumption is generally considered safe. However, it's good to keep in mind that some side effects are linked to anxiety, restlessness, tremors, irregular heartbeat and trouble sleeping. The other way around, the problem is that smoking kills millions every year, not because of the nicotine. Nicotine is an addictive drug that keeps you smoking, but it is the other harmful chemicals in cigarettes that make smoking so dangerous. From my perspective, that's the main reason the government applies different rules to them.
Hope I helped
Explanation:
