<span>During a sleep study electrodes are attached to the scalp, near the chin, near the eyes, on the upper chest, and the lower legs. Sensors are also attached to the upper lip and either the finger or the ear. The electrodes on the scalp measure brain waves or EEG to monitor the different stages of sleep. The electrodes near the eyes record eye movement and the electrodes on the chin record muscle activity to also provide data for determining sleep stages. The upper chest electrodes monitor heart activity. The lower leg electrodes show leg muscle activity during sleep. The upper lip sensor monitors breathing. The sensor on the finger or ear tell the doctor about the oxygen levels in the patients blood. Various other sensors may be used for studying specific areas of concern t the discretion of the sleep lab technician.</span>
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The answer is B
Answer:
logging companies with timber , pragmatic conservation
Explanation:
The U.S. primary purpose of Forest Service has traditionally supplied logging companies with timber based on the pragmatic conservation theory of Pinchot
Conservation of strategic resources deals with protected forests "for greatest good, for the highest number, for the longest period of time."Concerned about weed and deforestation impact.
Answer:
believing
Explanation:
Saying becomes believing: In psychology, the term "saying becomes believing" is referred to as an effect or phenomenon that an individual tends to believe and remember the things that he or she has said to that of another person. In fact, it is said that an individual tends to tell the other person about various thought-process that he or she feels about the other persons desire to hear irrespective of the reality that the person actually thinks or feels about the other person.
In the question above, the given statement signifies the example of saying becomes believing.
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