Answer: Anxiety around crowds can happen to people who have issue's with claustrophobia. It can also happen to people who are not comfortable around a crowd of people. Being shy however, is different. People can be shy around a crowd of people, but they can grow out of it or they can make a change to not feel as shy.
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Answer:
peripheral edema.which is option c.
1. stimulants
- These are substances that increase neural activity in the Central Nervous System that results to increased CNS activity.
2. Amphetamines
- Amphetamines activate stress or panic signals that heighten brain activity and also cancels hunger signals.
3. cocaine
-Cocaine is a substance derived from the Coca Plant. Dr. Carl Koller in 1884 discovered its anesthetic properties. Its use as a recreational drug started when Arthur Conan Doyle portrayed Sherlock Holmes to use this substance to relieve himself of stress.
4. caffeine
- Widely used around the world, caffeine can be found in cacao, coffee beans, and tea leaves. It is a widely unregulated psychoactive drug that prevents drowsiness and stimulates the central nervous system.
5. depressants
-This is a substance that reduces the function of the brain and nervous system. This is used to treat anxiety by slowing down alertness, breathing and heart rate.
6. barbiturates
- This is a substance that suppresses brain activity by affecting GABA or Aminobutyric acid, a brain neurotransmitter used to send signals within the brain.
7. Tranquilizers
- This is a drug mainly used to treat anxiety. Brain activity is reduced by inhibiting dopamine, a neurotransmitter that leads to a reduction of hallucinations, and other psychotic symptoms.
8. Narcotics
- This is a substance derived from opium that is known to relieve pain. This substance overcomes the senses and gives the body a sense of relief from pain. The side effect is that it also gives the user a sense of euphoria which is addicting. And that the body builds up resistance to this drug in a matter of days so to continue its use means to introduce increasing amounts in the body.
