Answer:
Classification of Living things
Explanation:
Answer:
the answer is b. muscular walls of the arteries
Explanation:
I think the answer is C. increasing cellular respiration in muscle tissues
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Opioid drugs. They disrupt the natural production of norepinephrine and act as central nervous system depressants. Opioids block pain sensations, induce drowsiness, reduce body temperature, and slow heart rate, blood pressure, and respiration functions.