3/21 Flashcards

(71 cards)

1
Q

Dandy Walker

A

hypoplasia and absence of cerebellar vermis, dilation of fourth ventricle and enlargement of posterior fossa

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2
Q

type of speech in Brocas defect

A

agrammatic, not slurred (that would be dysphagia)

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3
Q

unmyelinated nerves include…

A

autonomic postganglionic, heat sensation, slow onset dull or visceral pain, olfactory nerves

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4
Q

myelinated nerves include…..

A

motor neurons, golgi tendon neurons, pacinian corpuscles and preganglionic autonomics

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5
Q

sublmiation

A

channeling negative energy into something more acceptable

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6
Q

perforation of nasal septum

A

cocaine abuse

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7
Q

timing of acute stress disorder

A

between 3 days and one month

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8
Q

GFR after nephrectomy

A

gets cut in half then increases to 80% (remember GFR is amount filtered per unit time)

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9
Q

pathophys of ARDS

A

injury to alveolar pneumocytes and pulmonary endothelium, accelerated by neutrophils

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10
Q

drugs associated with pulmonary fibrosis

A

amiodarone, methotrexate, bleomycin and nitrofuratoin

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11
Q

COX inhibitors and asthma

A

they make it worse because pathway gets shunted to leukotrienes

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12
Q

blood agents used in acute coronary syndrome vs valve/afib

A

ACS = antiplatelets

valve and afib = warfarin

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13
Q

heart defect in DiGeorge

A

truncus arteriosus

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14
Q

afterload effect on muscles

A

higher afterload = lower length of contraction

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15
Q

difficulty chewing and ptosis

A

myasthenia gravis (associated with thymoma)

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16
Q

labs in DKA

A
  • high glucose (no insulin)
  • high potassium (no insulin to drive into cell)
  • low sodium (glucose over as osmolar molecule)
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17
Q

pseudohypoparathyroidism

A

due to end organ resistance to PTH (low calcium and high PTH)

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18
Q

endocrine disease with lymphoid germinal centers

A

hashimotos thyroiditis

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19
Q

insulin levels in insulin resistence

A

high (more is secreted due to high levels of glucose)

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20
Q

most common cause of microcytic anemia

A

iron deficiency (which can cause reduced taste, burning in mouth and lip dryness)

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21
Q

cadherins

A

present in adherens junctions and desmosomes

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22
Q

structure most at risk in PCL injury

A

popliteal artery

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23
Q

atopic dermatitis

A

same as eczema (atopic = nothing touched it)

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24
Q

composition of sweat

A

hypotonic, low in bicarb

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25
COL1A1
osteogenesis imperfecta
26
FMR1
Fragile X
27
red saffarin O
stains cartilage, mast cell granules and mucin red
28
muscles of layrnx innervation
all by recurrent laryngeal nerve except cricothyroid (external laryngeal nerve)
29
skin callus increase layer
stratum coneum
30
globus sensation
feeling that something is in the throat, worse with saliva, psych disorder
31
high acid in duodenum causes....
bicarb rich pancreatic secretion (increase in acid production from food in stomach)
32
high flow rates in pacreatic secretion
high in bicarb, low in chloride
33
acanthosis nigricans indicates....
insulin resistance or GI malignancy
34
starting infection in PID
cervix
35
androgen insensitivity presentation
XY person with Tanner 5 breasts and blind end vaginal and criptorchid testes - high testosterone is converted to estrogens peripherally so breast develop
36
androgen binding protein
- in Sertoli cells it binds testosterone - if sertoli cells are defective, serum testosterone is normal but it will be low in testes because it leaks back out with no ABP
37
common complication of fibroids
bleeding during menses
38
leuprolide
GnRH agonist
39
finasteride
5 alpha reductase inhibitor (testosterone to DHT)
40
flutamide
androgen blocker
41
no need for supplementation of what in pregnancy
vitamin A, too much is teratogenic
42
dark urine in heme defect
acute intermittent porphyria (PBG deficiency)
43
B12 deficiency timeline
over years, but sensory deficits can be permanent
44
N-terminal peptide signal
for sending proteins to ER
45
acyl CoA dehydrogenase deficiency presenation
hypoglycemic and no ketones (can't use fatty acids to make acetyl CoA, glucose or ketones)
46
Kozak and Shine-Dalgarno sequences
conserved sequences in mRNA for initiation of translation
47
internal ribosome entry
to allow translation to continue during apoptosis
48
PBP type of enzyme
transpeptidase
49
molluscum contagiosum histology
molluscum bodies of eosinophilic cytoplasmic inclusions made of viral particles
50
herpes simplex histology
ballooning multinucleated giant cells
51
papillomavirus histology
epidermal hyperplasia with enlarged nuclei and cytoplasmic vacuolization with perinuclear halos
52
yellow honey crust
staph
53
do prokaryotes have a nucleus?
NO (and gram negatives have two membranes)
54
DNA virus out of nucleus
pox
55
RNA virus in nucleus
orthomyxo and retroviruses
56
most common cause of viral meningitis
enteroviruses (part of pico family)
57
30s subunit antibiotic
tetracycline and aminoglycosides (think of the clocks in Sketchy)
58
methylamine silver stain
for all fungi | - aspergillus is broomed shaped)
59
invariant chain of MHC
use to join alpha and beta chains, in degraded after it is brought to membrane
60
infliximab
anti TNF alpha
61
imatinib
inhibits BCR-ABL
62
standard error
measure of variability from a mean
63
DNA ladder
marker of apoptosis
64
pleiotropy
one gene causes many phenotypic effects
65
allelic heterogeneity
different mutation on same gene cause same phenotype
66
polygenic disorder
multiple unrelated genes cause same disease
67
sweating autonomic
sympathetic function that uses acetylcholine as a trasmitter
68
microscopic types of bone
woven and lamellar
69
Gq vs Gs
``` q = phospholipase C, IP3, DAG, protein kinase C s = cAMP ```
70
HOXA13
homeobox gene for development, causes hand-foot-genital syndrome
71
maxiallary sinus drains to....
middle nasal meatus