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Zak, Level 1 > Dirty USMLE > Flashcards

Dirty USMLE Flashcards

1
Q

What will cause the pressure-volume loop to become skinny and taller

A

Increased After-load

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2
Q

Which CN’s are located in the midbrain, pons, and medulla

A

Midbrain = 3, 4 Pons = 5, 6, 7, 8 Medulla = 9, 10, 11, 12

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3
Q

What is a 3rd degree AV block

A

Constant P-R intervals and constant Q-Q intervals, but they fire independently of one-another

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4
Q

Psych D/O = 1+ month of nightmares/flashbacks

A

PTSD

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5
Q

What is injured if a light is shined in the left eye and neither eye constricts

A

Left afferent optic n.

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6
Q

What do LMN lesions cause in the muscles

A

LESS contraction, tone, reflexes, and toes point down (- Babinski)

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7
Q

What is the difference b/w a Wenckebach (type 1) and type 2 Mobitz AV blocks

A

Longer, Longer, Longer, drop = Wenckeback; Constant lengthening, drop = type 2

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8
Q

Which CN’s are located centrally

A

3, 6, 9, 12 (divisible by 12)

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9
Q

MC Tx of negative Sx’s =

A

2nd Gen Anti-psychotics (Atypicals) –> Risperidone, Clozapine

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10
Q

What is the timeline difference b/w a Brief Psychotic episode, Schizophreniform, and Schizophrenia

A

< 1 month = Brief psychotic 1-6 months = Schizophreniform > 6 months = Schizophrenia

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11
Q

Which type of lesion (UMN/LMN) will cause atrophy quickest

A

LMN

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12
Q

Rule of 4’s for Midline Strokes =

A

Motor –> MLF (eye motor), CST (UMN motor), Medial Lemniscus (Prop/Vib), CN motor nuclei

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13
Q

Rule of 4’s for Lateral Strokes =

A

Sensory –> STT (Pain/Temp), SCT (RAM), SNS chain (Dilation, sweating), CN sensory nuclei

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14
Q

Psych D/O = wants friends but scared

A

Avoidant

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15
Q

Withdrawal Sx’s = N/V, Cramping, Aches, Yawning

A

Opioids

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16
Q

Psych D/O = cutting, splitting, dramatic, mood swings

A

Borderline

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17
Q

Psych D/O = 2+ wks of psychotic syndrome then a mood component

A

Schizoaffective disorder

18
Q

Psych D/O = sociopath

A

Antisocial

19
Q

Which loop shows increased Preload, Afterload, and Contractility…

A

Red = Preload

Orange = Afterload

Purple = Contractility

20
Q

Psych D/O = 6+ months of somatic Sx’s

A

GAD

21
Q

Psych D/O = attention seeking, provocative dress

A

Histrionic

22
Q

Psych D/O = magical thinking

A

Schizotypal

23
Q

Psych D/O = < 1 month of nightmares/flashbacks

A

Acute Stress Disorder

24
Q

Psych D/O = mini depression up to 2 years

A

Dysthymia

25
Q

What do UMN lesions cause in the muscles

A

MORE contraction, tone, reflexes, and toes point up (+ Babinski)

26
Q

What will cause the pressure-volume loop to become wider and taller to the L

A

Increased Contractility

27
Q

What area of the body will a stroke in the PCA, ACA, and MCA affect

A

ACA = contra legs

MCA = contra face

PCA = contra vision/language

28
Q

Withdrawal Sx’s = Tachy, HTN, Seizures

A

EtOH, Benzo’s

29
Q

Explain the pathway of the light reflex

A

Light in via Optic n. Afferent –> PTA/LGN –> EWN b/l –> Oculomotor n. –> Ciliary ganglion –> Oculomotor n.

30
Q

Dx of Major depressive disorder =

A

2+ wks of SIGECAPS

31
Q

Psych D/O = sudden impending doom

A

Panic disorder

32
Q

Would an increase or decrease in Pre-load, After-load, and Contractility cause an increased SV

A

Increased Pre-load Decreased After-load Increased Contractility

33
Q

MC Tx of positive Sx’s =

A

1st Gen Anti-psychotics (Typicals) –> Haloperidol

34
Q

What will cause the pressure-volume loop to become wider towards the R

A

Increased Pre-load

35
Q

Psych D/O = always in relationships

A

Dependent

36
Q

What happens to both eyes if a light is shined in the left eye

A

Both pupils constrict

37
Q

Psych D/O = prefers to be alone

A

Schizoid

38
Q

Pupil difference in Cocaine and Opioids

A

Cocaine = dilated Opioids = pin-point

39
Q

Withdrawal Sx’s = Hunger, crashing

A

Cocaine

40
Q

Withdrawal Sx’s = fighting, aggression

A

PCP

41
Q

What is injured if a light is shined in the left eye and the right eye doesn’t constrict

A

Right efferent oculomotor n.

Zak, Level 1 (41 decks)

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