ANXIOLYTICS AND HYPNOTICS II Flashcards

1
Q

Anxiety disorders are more common in

Men
Women

A

Anxiety disorders are more common in

Men
Women (but not by loads)

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2
Q

Which NTs are involve in anxiety?

A

Monoamerinergic systems: Noradrenaline, 5-HT

Gabanergic systems

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3
Q

Name 5 genes involved in panic disorder [7]

A

Catechol-O-methyl transferase (COMT)
Cholecystokinin (CCK)
CCKB receptor
Adenosine A2 receptor
Monoamine oxidase A (MAOA)
5-HT2 receptor

probably dont need to lern

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4
Q

Describe the effect of benzodiazepines on GABA-A receptor [1]

A

Positive allosteric modulators at the receptor complex

(enhance the activity)

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5
Q

Describe the MoA of benzodiazepines? [2]

A

Increases the frequency of opening of GABA channels causing hyperpolarisation

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6
Q

Name a drug that acts as a benzo antagonist and can be used to treat overdose? [1]

What is administration like? [1]

A

Flumazenil

Has a short half-life so need continous adminsitration needed

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7
Q

Complications of benzodiazepine use in elderly? [6]

A

Psychomotor impairment
Risk of falls
Daytime drowsiness
Intoxication
Amnesia
Depression
Respiratory problems
Abuse and dependence

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8
Q

Which nuclei controls circadian rhythm?

Paraventricular nucleus
Suprachiasmatic nucleus
Arcuate nucleus
Pre-optic nucleus
Supraoptic nucleus

A

Which nuclei controls circadian rhythm?

Paraventricular nucleus
Suprachiasmatic nucleus
Arcuate nucleus
Pre-optic nucleus
Supraoptic nucleus

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9
Q

Which of the following has the shortest half life

temazepam
zolpidem
eszopiclone
lorazepam

A

Which of the following has the shortest half life

temazepam
zolpidem
eszopiclone
lorazepam

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10
Q

What is the difference in half lifes between Z-drugs and benzodiazepines? [2]

A

Z-drug: short half life

Benzos: long half life

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11
Q

A deficency in which of the following causes narcolepsy?

Orexins
Histamines
GABA
Melatonin
Setaonin

A

A deficency in which of the following causes narcolepsy?

Orexins
Histamines
GABA
Melatonin
Setaonin

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12
Q

Name an orexin antagonist that can treat insomnia [1]

Orexins bind to which receptors to promote wakefullness? [2]

A

Suvorexant
Orexins bind to OX1 & OX2 receptors

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13
Q

Name an orexin antagonist that can treat insomnia [1]

Orexins bind to which receptors to promote wakefullness? [2]

A

Suvorexant
Orexins bind to OX1 & OX2 receptors

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14
Q

[]A common feature of anxiety disorders is the []activity of limbic structures such as the [] and the inability of higher cortical structures to control this hyperactivity

A

A common feature of anxiety disorders is the hyperactivity of limbic structures such as the amygdala and the inability of higher cortical structures to control this hyperactivity

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15
Q

These are indications that [] transmission is involved in the
genetic risk for anxiety disorders

Dopamine
Glutamate
GABA
5HT

A

These are indications that [] transmission is involved in the
genetic risk for anxiety disorders

Dopamine
Glutamate
GABA
5HT

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16
Q

Name 5 classes of drugs that can act as anxiolytics [5]

A

SSRIs
SNRIs
Benzodiazepines
5-HT1A agonists
β-adrenoceptor antagonists

17
Q

Name 3 benzodiazepines used as anxiolytics

A

clonazepam, alprazolam, lorazepam

18
Q

Name two SNRIs and three SSRIs used as anxiolytics [3]

A

SSRIs
* fluoxetine, escitalopram, paroxetine
* can be used to treat panic and social phobias

SNRIs:
* venlafaxine, duloxetine

19
Q

Name two 5HT-1A agonists and one B-adrenoreceptor antagonists used as anxiolytics [3]

A

5-HT1A agonists: buspirone ipsapirone

β-adrenoceptor antagonists: propranolol

20
Q

Describe the difference of action of barbiturates versus benzodiazepines on GABA receptors [2]

A

Barbiturates: increase the duration of how long GABA channels

Benzodiazepines: increase the frequency of the channels open

21
Q

Benzodiazepines are [] modulators at this
receptor complex

A

Benzodiazepines are positive allosteric modulators at this
receptor complex

22
Q

What type of drug is at A & B? [2]

A

A: Benzo
B: Barbiturate