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Marijuana and opioids, such as heroin and prescription painkillers, bind to specific receptors in the brain and nervous system, leading to a range of physical and psychological effects such as pain relief, sedation, and altered perception.
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Long-term use of these drugs can also result in changes to the brain's structure and function, leading to persistent neurological and psychological problems. It's important to understand how these different types of drugs can impact the body and mind to help prevent drug abuse and promote effecti...
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Different types of commonly abused drugs interact with the brain and nervous system in different ways. For example, alcohol and benzodiazepines depress the central nervous system, leading to relaxation, drowsiness, and impaired coordination. Stimulants like cocaine and amphetamines, on the other ...
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Endorphins
Endorphins are hormones and neuro-signalling molecules that function as painkillers. They inhibit the transmission of pain signals in the central nervous system by binding to opioid receptors (the body’s natural morphine).
Endorphins & dopamine are often confused because ea...
The five altered states of consciousness
- Pharmacological. These altered states include short-term changes caused by psychoactive substances, such as LSD MDMA, cannabis, cocaine, opioids, and alcohol.
- Psychological. Hypnosis, meditation, and music can lead to altered mental states.
Hormones and Neurotransmitters
Hormones are chemicals produced by various glands, called the endocrine system, whose primary function is to communicate between two glands or between a gland and an organ focusing on: mood regulation, pleasure, pain relief etc.
Neurotransmitters are like h...
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