Quiz
Psychopharmacology
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Perguntas do quiz (15)
1The primary excitatory neurotransmitter is ______, and ______ is the primary inhibitory neurotransmitter.
- AGABA, Glutamate
- BGlutamate, GABA
- CDopamine, Serotonin
- DAdrenaline, Opiate
2An agonist is a drug that...
- AIs always less potent than an antagonist
- BElicits a similar physiological response to that of a neurotransmitter
- CWill usually have depressant effects
- DAll of the above
3The anti-depression drug Fluoxetine (also known as Prozac) increases level of serotonin. It does this by...
- Aincreasing serotonin production
- Binhibiting serotonin deterioration
- Cindirect stimulation of serotonic cells
- Dblocking the reuptake of synaptic serotonin
4An increase in _____ for a drug would cause that drug to more rapidly reach the brain.
- AMetabolism of the drug via the liver
- BLipid solubility
- CWater solubility
- DKidney excretion
5One mechanism for the tolerance produced by repeated drug administration is...
- AA decreased metabolism of the drug
- BAn increased plasma level of the drug
- CAn increased number of receptors for the drug
- DA reduced number of receptors for the drug
6Caffeine acts to...
- ABlock adenosine receptors
- BStimulate adenosine receptors
- CBlock noradrenaline receptors
- DBlock acetylcholine receptors
7The psychoactive constituent of the drug cannabis (THC) probably acts on the same receptors as...
- AAdenosine
- BAnandamide
- CAdenylate cyclase
- DArachidonic cannabinol
8Naloxone would be effective at reversing the effects of...
- ADextro-amphetamine
- BLSD
- CMorphine
- DBoth LSD and Morphine
9Repeated administration of barbiturates/opiates may cause no increase in level of sedation/pain relief but an increasing effect on respiratory depression. Why might this be?
- AThe drug begins to act as a placebo
- BThe drug has an increased margin of safety over time
- CThe drug has more than one site of action
- DThe drug binds with an ionotropic receptor
10Drugs that are postsynaptic receptor antagonists...
- AIncrease neural inhibition only
- BReduce neural inhibition only
- CIncrease or reduce neural inhibition depending on the typical action of the neurotransmitter
- DIncrease neural inhibition only when bound to a metabotropic receptor
11A drug which prevents the storage of a neurotransmitter within synaptic vesicles would be...
- AAn agonist
- BAn antagonist
- CEither an agonist or an antagonist
- DAn agonist only when calcium channels are open
12If a drug blocks pre-synaptic transporter reuptake molecules, then it is...
- AAn agonist
- BAn antagonist
- CEither an agonist or an antagonist
- DAn agonist only when sodium channels are open
13Repeated stimulation of the mesolimbic system can lead to drug abuse. This is because...
- AThis system projects to the prefrontal cortex
- BThis system is important for reinforcement
- CThis is an important part of the basal ganglia
- DThis system is important in the control of the mood
14GABA receptors are complex, but it is known that alcohol will act as...
- AAn agonist to these receptors
- BAn antagonist to these receptors
- CEither an agonist or an antagonist to these receptors
- DAn agonist but only if steroid molecules are also bound to the receptor
15Why might terahydrocannabinol (THC), the active ingredient in marijuana) be used by people taking certain drugs for cancer?
- AIt reduces anxiety produced by cancer drugs
- BIt acts as an antagonist for the neurotransmitter anandamide
- CIt reduces nausea produced by cancer drugs
- DAll of the above
Informações
- Descrição
- O usuário eliminou as informações de disciplina Quiz sobre Psychopharmacology, criado por Usuário eliminado em 27-02-2019.
- Autor
- Usuário eliminado
- Idioma
- English
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- Criado em 27 fev 2019 · atualizado em 28 fev 2019
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