Stimulants increase the activity of the central nervous system, making the person more alert and aroused. Examples of stimulants are nicotine, caffeine, cocaine, ecstasy and the methamphetamines, speed and ice.
Table of Contents
What are psychoactive drugs?
Psychoactive drugs are substances that, when taken in or administered into one’s system, affect mental processes, e.g. perception, consciousness, cognition or mood and emotions. Psychoactive drugs belong to a broader category of psychoactive substances that include also alcohol and nicotine.
What are the psychoactive effects of drugs?
A drug or other substance that affects how the brain works and causes changes in mood, awareness, thoughts, feelings, or behavior. Examples of psychoactive substances include alcohol, caffeine, nicotine, marijuana, and certain pain medicines.
How do psychoactive drugs affect brain activity?
The drug affects three neurotransmitters in the brain: serotonin, dopamine, and norepinephrine (or noradrenaline). When the drug enters the brain, it leads to these neurotransmitters being released from their synaptic vesicles in neurons. This results in increased neurotransmitter activity.
What are 4 types of drugs?
- (1) Central Nervous System (CNS) Depressants. CNS depressants slow down the operations of the brain and the body.
- (2) CNS Stimulants.
- (3) Hallucinogens.
- (4) Dissociative Anesthetics.
- (5) Narcotic Analgesics.
- (6) Inhalants.
- (7) Cannabis.
Which is a class of psychoactive drugs that slow brain and body reactions?
Which is a class of psychoactive drugs that slow brain and body reactions? depressants.
Which of the following psychoactive drugs increases nervous system activity quizlet?
Psychoactive drugs, including caffeine, nicotine, amphetamines, and cocaine, that increase central nervous system’s activity.
What is the most commonly used psychoactive drug?
Everywhere you go people love their coffee – 90% of North American adults consume some form of caffeine daily, making it the most widely used psychoactive drug of all time.
Which of the following statements is true of psychoactive drugs?
Which of the following statements is true of psychoactive drugs? They act on the nervous system to alter consciousness, modify perceptions, and change moods.
Which is the best description of a psychoactive drug quizlet?
What is a psychoactive drug? Intoxication leading to potentially serious changes in physical functioning, emotions, and judgment. You just studied 147 terms!
Which is the best description of a psychoactive drug?
Psychoactive drugs are substances that affect the brain. They cause changes in awareness, thoughts, mood, and behavior. Depending on the substance, psychoactive drugs can cause euphoria, increased energy, sleepiness, hallucinations, and more.
Which is characteristic of psychoactive drugs?
Psychoactive substances often bring about subjective (although these may be objectively observed) changes in consciousness and mood that the user may find rewarding and pleasant (e.g., euphoria or a sense of relaxation) or advantageous in an objectively observable or measurable way (e.g. increased alertness).
What are psychoactive drugs quizlet?
Psychoactive drugs are chemical substances that affect the brain functioning, causing changes in behavior, mood and consciousness. While these drugs can be used therapeutically to treat both physical and psychological disorders, they are also used recreationally to alter mood, perceptions and consciousness. sedatives.
What are the classification of psychoactive drugs?
Psychoactive substances have been traditionally classified based on the pharmacological effect they produce in the human body when consumed into three main classes [32], [46], [47]: (i) hallucinogens, (ii) stimulants, and (iii) depressants.
Is psychotropic the same as psychoactive?
Psychoactive, also called psychotropic, is a term that is applied to chemical substances that change a person’s mental state by affecting the way the brain and nervous system work. This can lead to intoxication, which is often the main reason people choose to take psychoactive drugs.
What are the types of drug names?
In the majority of circumstances, drugs have 3 types of names: chemical names, the most important of which is the IUPAC name; generic or nonproprietary names, the most important of which are the International Nonproprietary Names (INNs); and trade names, which are brand names.
What are 6 examples of stimulants?
- amphetamines (speed and ice)
- caffeine.
- cocaine.
- ecstasy (MDMA – methylenedioxymethamphetamine)
- nicotine (tobacco).
What are two types of medicine?
There are three broad categories of medicines — over-the-counter (OTC) medicines, prescription medicines, and complementary medicines.
Which of the following psychoactive drugs changes the way the brain works by blocking the reuptake of dopamine by the transmitting neuron?
A stimulant is a psychoactive drug that operates by blocking the reuptake of dopamine, norepinephrine, and serotonin in the synapses of the CNS.
What drug class can be defined as a psychoactive drug that reduces the activity of the CNS?
A depressant is a psychoactive drug that reduces the activity of the CNS. Depressants are widely used as prescription medicines to relieve pain, to lower heart rate and respiration, and as anticonvulsants.
Which is a class of psychoactive drugs that slow?
Depressants. Depressants are a type of psychoactive drug that inhibit and slow down the central nervous system.
Which type of drug increases the activity of the body’s nervous system quizlet?
Stimulants are the class of psychoactive drugs known for exciting the Central Nervous System, increasing one’s Heart Rate, Blood Pressure, awareness, and energy.
What is the most commonly used psychoactive drug quizlet?
Caffeine is the most-used psychoactive drug in the world.
Which are the 4 main categories of psychoactive drugs quizlet?
- Psychoactive drugs. Drugs that can alter our consciousness, and perceptions.
- 4 main categories of psychoactive drugs. depressants, stimulants, hallucinogens , opioids/opiates.
- Effect of stimulant.
- THC (tetrahydrocannabinol)
- Mydriasis.
- Cannabis.
- Opiates to treat pain/anxiety.
- Hallucinogens and PTSD treatment.
What’s the world’s most popular drug?
Cannabis is by far the most commonly used drug worldwide, according to the latest Global Drug Survey (GDS). Cocaine and MDMA are used to a far lesser extend in comparison. The figures used here do not consider alcohol, tobacco or caffeine, which of course are also heavily used.