10. Sleep medicine Flashcards

1
Q

On/off switch for anesthetic transition

A

Thalamus

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2
Q

Sedation and synchronicity

A

Increase local and regional synchronicity

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3
Q

Location of conscious memory

A

Medial temporal lobe

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4
Q

Anesthetic drugs can cause retrograde facilitation

A

Yes

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5
Q

Polysomnography test includes

A

EEG + EMG + Electrooculography

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6
Q

AHI Apnea-Hypopnea index
RDI Respiratory disturbance index

A

AHI = A+H / Total sleep time
RDI = A + H + Arousal (EEG) / TST

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7
Q

Respiratory Disturbace Index interpretation

A

<5 Norm
5 - 15 Mild
15 - 30 Mod
> 30 severe

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8
Q

Amplitudes in REM vs Non REM

A

Non-REM increase amplitudes
REM low amplitudes with mixed frequencies

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9
Q

Definition of apnea

A

90% from baseline + > 10 sec + 90% flow reduction

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10
Q

Definition of Hypoapnea

A

> 30% + SiO2 decrease 4% or
40% + SiO2 3%

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11
Q

Definition of hypoventilation

A

Increase of PCO2 more than 10%

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12
Q

Gold standard treatment for OSA

A

CPAP

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13
Q

STOP BANG interpretation

A

0-2 Low risk
3-4 Medium risk
5-8 High risk

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14
Q

STOP BANG

A

Snoring Tired Observed Pressure BMI > 35
Age > 50 Neck > 40 Gender male

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15
Q

Where does it take place the cortical arousal

A

Pontine reticular formation

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16
Q

Dexmedetomidine affects locus cereleus like

A

Non REM sleep

17
Q

What area induces sleep

A

Ventrolateral preoptic nucleus (AKA intermediate nucleus of the preoptic area (IPA))

17
Q

What areas induce arousal

A

Locus ceruleus, pontine reticular formation, orexinergic neuron

18
Q

The sensibility of receptors for CO2 during sleep

A

Decreases