Answer:
The Excretory system is responsible for the elimination of wastes produced by homeostasis. There are several parts of the body that are involved in this process, such as sweat glands, the liver, the lungs and the kidney system. Every human has two kidneys.
Explanation:
Answer:
Not enough information is given but my mom is in the medical feild and she says that a condition common with age is presbyopia. It causes the leanses in your eye to become less flexable and less able to thicken therefore less able to focus on near by objects. Another is catteracts which I assume you already know about so I will not explain.
Explanation:
Heroin for one. A big percentage OD's on that substance.
Ecstasy well not so much. I haven't heard much about Ecstasy lately so that's pretty much on the DL.
OxyContin is definite. People used to use OxyContin as a substance that could help with emotions and is commonly abused from time to time.
Adderall could be a definite because it helps people with ADHD and people with narcolepsy or uncontrollable desire to sleep. So it could easily b abused for one or more purposes.
I'm almost sure that Ritalin is one of them.
a synthetic drug that stimulates the sympathetic and central nervous systems and is used to improve mental activity in attention deficit disorder and other conditions.