Miscellaneous Flashcards

1
Q

Main reservoir for magnesium

A

Intracellular in bone/muscles

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2
Q

Main absorption site magnesium

A

Small intestine by passive paracellular diffusion

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3
Q

Main site of renal magnesium reabsorption

A

TALOH

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4
Q

Main effect of magnesium on muscle

A

Calcium uptake by sarcoplasmic reticulum

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5
Q

CKD effect on magnesium

A

Usually high

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6
Q

3 meds causing magnesium wasting

A

Aminoglycosides
CNIs
Cisplatin

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7
Q

Best Rx chronic insomnia

A

CBT

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8
Q

Varenicline or bupropion for smoking cessation, which is better?

A

Vareniclin

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9
Q

Fasted component of Wernicke’s to resolve with thiamine replacement

A

Occular palsies

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10
Q

Fabry’s diease is deficiency of:

A

Alpha-galactosidase A

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11
Q

Mode of inheritance Fabry’s

A

XLR

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12
Q

In Fabry’s, what accumulates in tissues:

A

Glycosphingolipid

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13
Q

Manifestations of Fabry’s

A

Neuropathy, renal failure, cerebrovasc disease, angiokeratomas

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14
Q

Rx Fabry’s

A

Alpha-gal A enzyme replacement

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15
Q

ECG findings in hypothermia

A

J-waves (Osborne waves)

Others - absent P waves, prolonged PR/QRS/QT

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16
Q

Best opioids in renal failure:

A

Fentanyl, bup, methadone

17
Q

Best opioids in liver failure

A

None, avoid if possible

18
Q

Max dose Targin before switch to oxycontin

A

40/20 BD

19
Q

Receptors for vestibular mediated nausea

A

ACh, H1

20
Q

CTZ nausea receptors

A

5HT3, D2

21
Q

Vagal afferent receptors for nausea from distention:

A

5HT3/4, D2