The easiest would be the circulatory system. BUT, i would suggest the nervous system! It is so interesting, with so many sub-systems existing within it. It’s on the more complex side tho
Explanation:
To round a number to the nearest tenth , look at the next place value to the right (the hundredths). If it's 4 or less, just remove all the digits to the right. If it's 5 or greater, add 1 to the digit in the tenths place, and then remove all the digits to the right.
In North America, the demand for ampetamine (especially methamphetamine) has been stable
Recommend that she slowly stops using laxatives. Taking her straight off them while she’s had longterm usage can cause bowel obstructions and dietary issues. Probably see her again in a couple weeks and come up with a healthy diet/exercise plan and stick to it.
When the human body receives a neurotransmitter from outside of the body. The first aspect to consider is if the neurotransmitter entered through the blood vessels by injection or by oral intake. When the neurotransmitter is in the blood stream can reach the receptor of this neurotransmitter in the body. If the person is healthy, the receptor will receive an overstimulation so the answer will be stronger than normal quantities of the neurotransmitter. Nevertheless, the reuptake of the neurotransmitter will occur in the same way as natural neurotransmitter.