Friday Wk 4 Mixed 1 Flashcards

1
Q

SCC contains F__ polyhedral/ovoid cells w eosinophilic cytoplasm

bubble tst is used to identify a __ shunt
usually assc w patent __ or __
in development, FO shunts oxygenated blood from __ to __ heart
w dec PVR and inc LA pressure, septum primum shuts against __
this closes F__, but incomplete fusion is most common defect
concern for paradoxical embolism w inc __ pressure

ASD results from __ of septum primum/secundum

45s rRNA is always located in nucleus, and is cleaved into sections via RNA poly __
RNA poly 1 also assembles Ribosomal __ together
protein is translated in _ and goes to nucleolus for assembly
then enters cytoplasm to begin __

A

flattened

RtL
FO
ASD
right, left
Secundum

FO
RA

aplasia

1
subunits
cytoplasm
translation

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2
Q

cells regulate ribosomal synthesis by controlling number of active __
as cells become more differentiated, growth slows and require fewer __ for protein prodxn
malignant cells have high __ numbers

PFA analyzes time needed to form platelet based __ plug
would be abnormal in T or __ dz

KS shows spindle cells w __ proliferatio and extravasted RBC
can be a flat M__ lesion or raised hemorrhagic nodule

Adenoca has protuberant __
dysplastic mucosal cells w __ formation

CMV shows U/E
cytomegalic cells w I__

Crypto has nonulcerative inflam and __ clsuters on surface of mucosal cells

E histolytic shows __ shaped ulcerative lesions
T__ contain RBC

UC shows red, friable, graular __
infammatory infiltrate of M/S w CRYPT ABSCESS

A

genes
ribosomes
ribosome

hemostatic
thrombocytopenia, vWF

BV
maculopapular

mass
glandular

ulcers/erosions
inclusion bodies

basophlic

flask
trophozoite

mucosa

musosa/submucosa

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3
Q

nonoxidative pathways of PPP use T__ to convert G3P and F6P for ATP generation
when R5P is needed, the enzymes work in __ direction

in HF, dec __ stimulates RAAS/SNS leading to increased afterload

Pressure volume loop
points D-A is ventricular \_\_
point A-B is isovolumetric \_\_
point B- C is ventricular \_\_
Point C-d is isovolumetric \_\_

Spastic diplegia, abnormal movements, grwoth delay w inc arginine is __ deficiency
used to produce O/U
pt has mild/no hyper__
tx w low __ diet

A

transketolase
opposite

CO

filling
contraction
ejectin
relaxation

arginase
ornithine, urea
ammonemia
protein

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4
Q

orotic acid is overproduced w excess C__
seen in C/O deficiency
always accompanied w hyper__

high levels of __ confirms CAH

A__ is endometrial tissue in the myometrium
heavy, P__ menstrual bleeding due to endometrial growth in confined space
uterus is enlarged __
dx w H__

L__ is proliferation of myometrial smooth muscle tissue
uterus is __ enlarged

endometrial gland prolif that is greater than stroma indicates ___

hyperplastic growth of endometrial gland/stroma is a __

A

carbamoyl phosphate
citrullinemia, OTC def
ammonemia

17 hydroxyprogesterone

adenomyosis
painful
uniformly
hysterectomy

leiomyoma
irregularly

endometrial hyperplasia

endometrial polyp

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5
Q

injection in __ quadrant has high probability of damaging SGN
hip drop occurs __ as pt is walking

S/A__ gluteal areas are safest for gluteal infection

AR mutation of \_\_ is Wilson Dz
impaired transport of \_\_ w reduced excretion
leads to hepatic failure and \_\_ sx
tx w \_\_ and trientine
or \_\_ to interfere w copper absorption
A

superomedial
opposite

superolateral/anterolateral

ATP7B
Copper
neuropsych
d-penicillamine
Zn
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6
Q

pt w CD and symptoms of easy bruising like large ecchymoses and hemarthrosis indicates __

A/F are NK1 antags for chemo induced vomiting

L__ is THF derivative to prevent toxicity in pt on MTX
use w 5FU, as __ deficient cells have reduced toxicity

C__ is antimetabolite incorporated into DNA for strand termination
G__ is similar, but is not __ phase specific

F__ is used to tx CLL
inhibits DNA__/__/__ and RN reductase

A

bile acid malabsorption

aprepitant, fosaprepitant

Leucovorin
folate

cetyrabine
Gemcitabine, S

Fludarabine
primase, polymerase, ligase

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7
Q

Dobutamine primarily acts on __ receptor, but also B2/A1
effect is to inc C/I and lower SVR

PDE inhibitor M_ prevent cAMP degredation

R__ is anti-anginal that inhibits inward Na channels

cGMP in heart leads to __ of myosin light chains to relax smooth muscle

blanching at site of NE injection w induration/pallor indicates E__
stimulates A1 receptor w significant __
tx by injecting P__ an alpha blocker

I__ is nonselective beta agonist

A

B1
chronotropy, inotropy

milirone

ranolazine

dephosphorylation

extravasation
vasoconstriction
phentolamine

isoproterenol

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8
Q

NE predominantly acts on __ receptor, followed by A2 and B1

PAH can be due to __ mutation in pro-apoptotic BMPR2 gene

lac operon has reg gene \_\_
promoter gene \_\_
operator region \_\_
produces lac Z for \_\_ activity
lac Y allows for \_\_

lac p region is binding of __ to start transcription

when repressor protein binds to operator, __ is prevented from trxn
in lactose containing media, conformational change in __ protein prevents attachment, allowing for trxn to occur

A

inactivating

lac I
lac P
lac O
beta galactosidase
permease

RNA polymerase

RNA poly
repressor

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9
Q

lac operon is positively regulated by cAMP-CAP binding ___ from promoter
negatively regulated by __ binding to the operator

lac operon requires high concentration of __, which occurs w lactose
__ dec activity of AC, thus levels/trxn is low

Cystic __ and L__ w coarctation of aorta seen in __
due to loss of _ crhomo X

Pulm vein HTN produces pulm interstital __ in interlobular septa
edematous __ of septa and accumulation of fluid
all leads to __ w orthopea

A

upstream
repressor

cAMP
glucose

hygroma, lymphedema
TS
paternal

edema
widening
Pulmonary edema

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10
Q

AAA due to oxidative stress, VSM apoptosis and chronic __ inflammation
MMP are released and __ ECM components
leads to weakness and expansion that slows O2 __

malignant endothelial proliferation is A__

SHS in kids leads to SIDS, P and low birth weight, __ ear disease, A__ and resp infections

lactose fermenting, gram neg rod that is __ positive is E coli

A

transmural
degrade
diffusion

angiosarcoma

prematurity, middle, asthma

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11
Q

Aedes mosquito transmits C/D

Chikungunya seen w fever, prominent __ of hands/wrist/ankles, and diffuse macular rash

A

chikungunya, Dengue fever

polyarthralgias

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