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What are the 4 different types if depressants?
Anphetamine, Cocaine, Caffine, and Nicotine
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90% of all atoms are made of ___
hydrogen.
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What is brownian motion?
it is the random motion of particles in a liquid.
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What are the 3 subatomic particles?
Protons, Electrons, and neutrons.
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What subatomic particles can be broken down into quarks?
Protons and Neutrons
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What happens if you add a neutron to an element?
It doesn't change the element.
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What is le atomic number?
It is the number of protons.
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What is an isotope?
Same number of protons but different number of neutrons.
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What are the separation in groups on le periodic table?
- Group 1: Alkali Metals
- Group 2: Alkaline Earth Metals
- Groups 3-11: (51-71) Lanthanoids and Actinoids (Transition)
- Groups 17: Halogens
- Group 18 : Noble Gases
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Alpha, Beta, Neutron, Proton, Gamma!
Alpha4/2 , Beta0/-1, Neutron1/0, Proton1/1, Gamma0/0.
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What are metals?
A good conductor of electricity and are malleable.
- Examples: Solids/Metals that are liquid at room temperature.
- Mercury, Gallium, Cesium, and Francium
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What are metalloids?
They are electrical semiconductors.
- Examples of metalloids are :
- Boron, Silicone, Germanium, Arsenic, Antimony, Telurium.
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What are non-metals?
They are transparent and not good heat conductors. And they will shatter easily
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What is an analgesic?
A drug that enhances the ability to tolerate pain without abolishing nerve sensations.
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What is an anesthetic?
A drug that prevents neurons from transmitting sensations to the brain.
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What is chemotherapy?
the use of drugs to destroy pathogens without destroying the animal host.
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What is the Lock/Key Model?
A model that explains how drugs interact with receptor sites.
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What is a neuron?
A specialized cell capable of receiving and sending electrical impulses.
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What are neurotransmitters?
An organic compound capable of activating receptor sites on protein embedded in the membrane of a neuron.
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What is physical dependence?
A dependence characterized by the need to continue taking a drug to avoid withdrawal symptoms.
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What is psychoactive?
Said of a drug that affects the mind or behavior.
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What psychological dependence?
A deep-rooted craving for a drug.
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What is synaptic cleft?
What a narrow gap across which neurotransmitters pass either from one neuron to the next or from a neuron to a muscle or gland.
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What is the synergistic effect?
One drug enhancing the effect of another.
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What are the types of neurotransmitters?
Norepinephrine, actylcholine, dopamine, serotonin, GABA
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