What drug lowers the rate of muscular or nervous system activity?
Depressants
reduce the function or activity of the central nervous system by affecting CNS neurons and increasing feelings of drowsiness and relaxation while lowering levels of awareness in the brain. These drugs also lead to decreased inhibitions or restraint.
What drug slows down the nervous system?
Examples of central nervous system depressants are
benzodiazepines, barbiturates, and certain sleep medicines
. Central nervous system depressants are sometimes called sedatives or tranquilizers. Also called CNS depressant.
What drug increases nervous system activity?
Stimulants, including caffeine, nicotine, and amphetamines
, increase neural activity by blocking the reuptake of dopamine, norepinephrine, and serotonin in the CNS.
What is a drug that slows down the body?
Depressants
. Depressants slow down activity in the central nervous system of your body. These drugs are also called “downers” because they slow the body down and seem to give feelings of relaxation.
What are depressants used for?
Central Nervous System (CNS) depressants are medicines that include sedatives, tranquilizers, and hypnotics. These drugs can slow brain activity, making them useful for
treating anxiety, panic, acute stress reactions, and sleep disorders
.
What type of substance slows down the activity of the central nervous system quizlet?
Depressants: Drugs that decrease alertness by slowing down the activity of the central nervous system (e.g.
heroin, alcohol and analgesics
).
How do depressants affect the nervous system?
Depressant substances reduce arousal and stimulation. They affect the central nervous system,
slowing down the messages between the brain and body
. They can affect concentration and coordination and slow down a person’s ability to respond to unexpected situations.
How do stimulants and depressants affect the nervous system?
Stimulants stimulate the central nervous system and depressants do the opposite, slowing it and all the parts of the body controlled by the central nervous system down
.
How do drugs work on the nervous system?
Drugs interfere with the way neurons send, receive, and process signals via neurotransmitters
. Some drugs, such as marijuana and heroin, can activate neurons because their chemical structure mimics that of a natural neurotransmitter in the body. This allows the drugs to attach onto and activate the neurons.
What are the 4 types of drugs?
- Depressants. Some of the most commonly found types of drugs in society are depressants. …
- Stimulants. Stimulants, such as caffeine or nicotine, work in the opposite manner. …
- Opioids. The opioid addiction crisis has affected our society to a grave degree. …
- Hallucinogens.
What are the types of depressants?
- alcohol.
- benzodiazepines (minor tranquillisers such as Valium)
- cannabis.
- GHB (gamma-hydroxybutyrate)
- ketamine.
- opioids (heroin, morphine, codeine).
What are the 7 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 of the following is an example of depressant drug?
Depressants such as
Xanax, Klonopin, Halcion and Librium
are often referred to as “benzos” (short for benzodiazepines1). Other depressants, such as Amytal, Numbutal and Seconal, are classed as barbiturates—drugs that are used as sedatives and sleeping pills.
Do antidepressants calm the nervous system?
SSRIs and SNRIs increase the production of brain chemicals that help regulate your mood and stress response
. This tends to make the medications especially effective for easing anxiety.
What are stimulants used for?
Prescription stimulants are medicines generally used
to treat attention-deficit hyperactivity disorder (ADHD) and narcolepsy
—uncontrollable episodes of deep sleep. They increase alertness, attention, and energy.
Are drugs that slow down the central nervous system quizlet?
Depressants
are drugs which slow down the body’s functions & central nervous system.
How do depressants affect the nervous system quizlet?
Depressants are drugs that tend to
slow the central nervous system and slow brain activity by affecting the neurons
. These drugs are dangerous because they slow heart and breathing rates and lower blood pressure.
Which drug is a depressant quizlet?
What drugs are depressants?
alcohol, barbiturates, Quaaludes, Milltown, equanil, valium, Librium
.
How do stimulants affect the nervous system?
Stimulants
stimulate the sympathetic nervous system
and increase heart rate, blood pressure, and respiration (dilation of the bronchioles in the lungs). They can cause a dangerously high body temperature, especially if paired with physical exertion. Other serious effects include: Seizures.
What is CNS depressant drugs?
(… dee-PREH-sunt)
A type of drug that slows down brain activity, which causes the muscles to relax and calms and soothes a person
. CNS depressants are used to treat insomnia (trouble sleeping), anxiety, panic attacks, and seizures. They may also be used to relieve anxiety and tension before surgery.
What are examples of stimulants and depressants?
Depressants: These are drugs that slow down your brain function. Examples include
alcohol, alprazolam (Xanax), and barbiturates
. Stimulants: These drugs elevate your mood and increase your alertness and energy. They’re usually highly addictive and can cause paranoia over time.
Is dopamine a stimulant or depressant?
Stimulants
such as dextroamphetamine (Dexedrine) and methylphenidate (Ritalin) have chemical structures that are similar to key brain neurotransmitters called monoamines, which include norepinephrine and dopamine. Stimulants increase the levels of these chemicals in the brain and body.
Are antidepressants a stimulant or depressant?
Stimulants or “uppers” increase mental and/or physical function, hence the opposite drug class of depressants is
stimulants, not antidepressants
. Depressants are widely used throughout the world as prescription medicines and as illicit substances. Alcohol is a very prominent depressant.
Which of the following describes how drugs can affect the nervous system quizlet?
Which of the following describes a way that drugs can affect the brain?
Drugs cause neurotransmitters to leak out of a synaptic vesicle into the axon terminal
.
What are the 5 major drugs?
- Central nervous system depressants.
- Central nervous system stimulants.
- Opiates and Opiodes.
- Hallucinogens.
- Marijuana.
What are 6 examples of stimulants?
- Adderall. Adderall is a commonly prescribed drug used to treat those with narcolepsy and ADHD. …
- Anabolic Steroids. Anabolic Steroids are man-made drugs similar to testosterone. …
- Cocaine. …
- Concerta. …
- Crack Cocaine. …
- Dexedrine. …
- Ecstasy. …
- Methamphetamine.
What are the top 10 most used drugs?
- Tobacco. In 2012, an estimated 69.5 million Americans over age 12 were current users of a tobacco product. …
- Marijuana. …
- Prescription Drugs. …
- Benzos. …
- Cocaine. …
- Stimulants. …
- Hallucinogen Drugs. …
- Heroin.
Which type of depressant is most commonly used medically?
In fact, the most widely used depressant in the world is
alcohol
.
What are the 6 classification of drugs?
The 6 Classifications of Drugs. When considering only their chemical makeup, there are six main classifications of drugs:
alcohol, opioids, benzodiazepines, cannabinoids, barbiturates, and hallucinogens
.
What are the 4 types of drugs and their function?
- Stimulants speed up the nervous system.
- Depressants slow down the nervous system.
- Opioids create a sense of euphoria and are habit-forming.
- Hallucinogens and dissociatives alter a person’s perception of reality.
Is nicotine a drug?
Nicotine is a stimulant drug
that speeds up the messages travelling between the brain and body. It is the main psychoactive ingredient in tobacco products and so this Drug Facts page will focus on the effects of nicotine when consumed by using tobacco.
How depressant drugs affect the body?
Depressants slow or ‘depress’ the function of the central nervous system. They
slow the messages going to and from your brain
. In small quantities depressants can cause a person to feel relaxed and less inhibited. In large amounts they may cause vomiting, unconsciousness and death.
What are the 3 types of antidepressants?
- Selective serotonin reuptake inhibitors (SSRIs). …
- Serotonin and norepinephrine reuptake inhibitors (SNRIs). …
- Atypical antidepressants.
What drugs block the sympathetic nervous system?
The main drugs that have been clearly shown to affect SNS function are
beta-blockers, alpha-blockers, and centrally acting drugs
. On the contrary, the effects of ACE inhibitors (ACE-Is), AT1 receptor blockers (ARBs), calcium channel blockers (CCBs), and diuretics on SNS function remain controversial.
What is the best antidepressant?
- Celexa (citalopram)
- Lexapro (escitalopram)
- Prozac (fluoxetine)
- Trintellix (vortioxetine)
- Zoloft (sertraline)
How do stimulants affect the nervous system?
Stimulants
stimulate the sympathetic nervous system
and increase heart rate, blood pressure, and respiration (dilation of the bronchioles in the lungs). They can cause a dangerously high body temperature, especially if paired with physical exertion. Other serious effects include: Seizures.
