Answer:
tar
Explanation:
tar is the reason your lungs go black because it is evaporated into the smoke that you breathe in and is known to be the most known cause of cancer
D, perspiration (which is also known as sweating).
Hope that helped :)
Musculoskeletal System. When the body is stressed, muscles tense up. Muscle tension is almost a reflex reaction to stress — the body's way of guarding against injury and pain. With sudden onset stress, the muscles tense up all at once, and then release their tension when the stress passes.
When using an environmental perspective, the most important question for a nurse to ask when assessing potential health problems will be about the work of the the individual.
The term environmental means related to the environment. By environment, the natural as well as the artificial, both types of surroundings are considered. Both the types can have a positive or a negative effect upon the health of an individual.
Health problems are any kind of disease or discomfort to the body. It can be both physical or mental. The environment where an individual spends most of its time can gave a huge impact upon its body.
To know more about health problems, here
brainly.com/question/14978487
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C.an emotion that is expressed by people in all cultures
