The respiratory system takes oxygen from the air and sends it from the alveoli to the circulatory system. The circulatory system carries the oxygen and glucose to your cells for energy. And lastly, the digestive system to carry the nutrients and remove the waste.
Complete question:
A student is working on a lab where they are trying to identify an unknown substance. The student decides to smell the solution by taking a big breath over the test tube. They immediately start to cough and their lungs are burning.
Answer and Explanation:
Many chemicals might be recognized by their smell. Some of them might be inoffensive, some others might cause slight damage and some others might be very harmful to the person that inhales them.
In the exposed example, the solution probably damaged the respiratory tract, causing inflammation and irritation.
There are some issues to take into account to avoid an accident by inhaling a chemical:
<u>Precaution</u>:
- Study the security rules of the laboratory
- Always read the label of the substance
- Ask the teacher or the person in charge, about the correct procedure
- Proceed in the correct way, by driving the smelly vapors with your hand toward your nose. Never breathe directly over the test tube.
In case of accidents by inhaling you should:
<u>Response:</u>
- Take the affected person out of the laboratory
- Look for an airy place where the affected person might breath
- Call an emergency service
- Explain exactly what the affected person did and the chemicals that the person inhaled.
The one that was so momentous about the "twofold" some portion of the twofold helix atom is it proposed how hereditary data could be replicated and acquired. Double helix is a long, straight atom made of littler units called nucleotides that shape a chain.
Functionalism. It is according to the concept 'survival of the fittest'
I feel like this question is biased, but the current industrial society is unsustainable if, and only if there where no technological advancements, and we did nothing about climate change meaning we don’t move our cities and re locate we just burn fossil fuels then drown, but I feel this is a false dichotomy as we’ve already gone to far to go back are only real solution as a society is to use the tools that got us here to get us out of this rut climate change is inevitable even if everybody in earth never started another fire and never burnt another ounce of coal, petroleum, oil, etc
