Shared Flashcard Set

Details

trueger
pulm
139
Medical
Graduate
05/11/2006

Additional Medical Flashcards

 


 

Cards

Term
fetal lung maturity test
Definition
lecithin-sphingomyelin >2.0 in amn fluid
Term
contents of bronchopulm segment
Definition
3ยบ (segmental) bronchus and 2 aa (bronch & pulm) in center
veins & lymph in border
Term
pulm a in L lung
Definition
Superior (RALS)
Term
pulm a in R lung
Definition
Anterior (RALS)
Term
structures perforating diaphragm
Definition
IVC (T8)
esophagus, CNX (T10)
aorta, thoracic duct & azygous vein(T12)
Term
mm in quiet breathing
Definition
in:diaphragm
out:passive
Term
mm in exercise
Definition
in: ext intercostals, scalene, sternomastoids
out:abs, obls, trans abs, int Ics
Term
TE fistula
Definition
malformation of TE septum
gagging and cyanosis after feeding
abd distn after crying
reflux gastric contents into lung
Term
gagging and cyanosis after feeding
abd distn after crying
reflux gastric contents into lung
Definition
malformation of TE septum
TE fistula
Term
NRDS
Definition
def surfactant
premies, DM moms, prolonged IU asphyxia
tx: thyroxine & cortisol -> up surfactant
Term
pulm hypoplasia
Definition
stunted lung dev
congen diaphragm hernia or
bilat renal agenesis -> oligohydramnios (Potter's)
Term
congen neonatal emphysema
Definition
failure of bronch cartilage dev -> overfilled alveoli
cart needed to get air out, not in
Term
failure of bronch cartilage dev
Definition
congen neonatal emphysema
Term
congen diaphragm hernia or
bilat renal agenesis

->?

Definition
pulm hypoplasia
Term
high alt adjustments
Definition
ac & chr up vent
up EPO->up hct & hgb (chr hypox)
up 2,3DPG
up mt
up renal excr bicarb (bc resp alk)
chr hypox pulm vasoconstr-> RVH
Term
lung products
Definition
surfactant
PGs
histamine
ACE
kallilrein
Term
surfactant
Definition
dn sfc tn
up compliance
Term
ACE
Definition
ATI->ATII
inact bradykinin

(ACEinh-> cough & angioedema)
Term
kallikrein
Definition
act's bradykinin
Term
collapsing pressure=
Definition
2T/r

2T=Pr
Term
vital capacity
Definition
everything but resid vol
Term
Hgb binding curve shift right
Definition
down O2 binding

unload in tissue

CADET (face right): CO2, Acid/Altitude, DPG, Exercise, Temp
Term
pO2 & pCO2 effect on pulm circ
Definition
OPPOSITE of sys circ - shift blood to good areas
Term
PHTN->
Definition
cor pulmonale
JVD, edema, hepatomegaly, eventually RVH -> RVF
Term
perfusion ltd
Definition
nl O2, CO2, N2O
gas equilibrates along length of cap
need to up BF to up diffusion
Term
diffusion ltd
Definition
O2 in exer, emphy & fibr, CO
gas not equilibrated by time it reaches end of cap
Term
nl O2, CO2, N2O
Definition
perfusion ltd
gas equilibrates along length of cap
need to up BF to up diffusion
Term
O2 in exer, emphy & fibr, CO
Definition
diffusion ltd
gas not equilibrated by time it reaches end of cap
Term
determine phys dead space
Definition
Vd= Vt x (PaCO2 - PeCO2)/PaCO2
Term
V/Q nls
Definition
nl=1 (0.8)
apex: V/Q=3 (wasted V)
base: V/Q=0.6(wasted perf)

both V&Q are higher at the base than at the lung
Term
up exer->V/Q
Definition
apex vasodil's -> V/Q->1
Term
V/Q->0?
Definition
airway obstr (shunt)
Term
V/Q->inf
Definition
blood flow obstr (phys dead space)
Term
airway obstr -> V/Q
Definition
V/Q->0
shunt
Term
blood flow obstr
Definition
V/Q->inf
(phys dead space)
Term
CO2 transport
Definition
90%: bicarb
5%: carbaminoHgb
5%dissolved CO2
Term
haldane effect
Definition
Hgb->Hgb(O2) --> dissoc CO2
Term
bohr effect
Definition
in periph, Hgb->H+Hgb (low pH) -> unload O2
Term
Hgb->Hgb(O2) -->
Definition
haldane effect
dissoc CO2
Term
in periph, Hgb->H+Hgb (low pH)->
Definition
bohr effect
-> unload O2
Term
nl alv-art O2 diff
Definition
[(A-a)DO2]<10mmHg
Term
what lung vols cant be measured?
Definition
resid vol and therefore
FRC and TLC
Term
nl FEV1
Definition
80%FVC

FVC= everything but RV

Term
restr lung dz -> FEV1 & FVC
Definition
both dn
Term
obstr lung dz -> FEV1 & FVC
Definition
FEV1 dn more so
dn FEV1/FVC
Term
hysteresis
Definition
diff curves for insp & exp
Term
diff curves for insp & exp
Definition
hysteresis
Term
compliance=
Definition
deltaV/deltaP
Term
Hgb sat at pO2=100mm
Definition
100
Term
Hgb sat at pO2=40mm
Definition
75
Term
Hgb sat at pO2=26mm
Definition
50
Term
pO2 at Hgb sat 100
Definition
100
Term
pO2 at Hgb sat 75
Definition
40
Term
pO2 at Hgb sat 50
Definition
26
Term
COPD PFTs
Definition
dn FEV1/FVC
Term
dn FEV1/FVC
Definition
COPD PFTs
Term
chr bronchitis (all)
Definition
blue bloaters
prod cough x>3mos/2yrs
hypertrophy of mucus glands in bronchioles (reid index >50%)
cause: us. smoking
ssx: wheezing, crackles, cyanosis
Term
chr bronchitis ssx
Definition
wheezing, crackles, cyanosis
Term
wheezing, crackles, cyanosis
Definition
chr bronchitis ssx
Term
COPD: types
Definition
chronic bronchitis
emphysema
asthma
bronchiectasis
Term
emphysema
Definition
pink puffer
enlarg'd air spaces & dn recoil fr
destr'n of alveolar walls
causes: smoking (centriacinar)
a1 antitrypsin def (pan acinar and liver cirrh)
up elastase act'y
ssx: dyspnea, dn breath sounds, tachycardia, dn I/E ratio (insp vs exp time)
Term
blue bloaters
Definition
chr bronchitis
Term
pink puffer
Definition
emphysema
Term
dyspnea, dn breath sounds, tachycardia, dn I/E ratio (insp vs exp time)
Definition
emphysema ssx
Term
emphysema ssx
Definition
dyspnea, dn breath sounds, tachycardia, dn I/E ratio (insp vs exp time)
Term
asthma
Definition
bronchial hyperresponsiveness to reversible bronchoconstr
triggers: viral URI, allergens, stress
ssx: cough, wheeze, tachypnea, hypoxemia, dn I/E ratio, paradox pulse, curschman's spirals, sm mm hypertrophy, muc plugging
Term
cough, wheeze, tachypnea, hypoxemia, dn I/E ratio, paradox pulse, curschman's spirals, sm mm hypertrophy, muc plugging
Definition
asthma ssx
Term
bronchiectasis
Definition
chr necr infn of bronchi-> dil'd airways, purulent sputem, rec infns, hemoptysis. Assocd w/ obstrn, CF, poor ciliary motility & kartageners
Term
pur sputum, rec infns, hemoptysis, +/- obstr
Definition
bronchiectasis
Term
restrictive lung dz types
Definition
poor breathing mechs (extra pulm)
interstitial lung dz
Term
restrictive lung dz gen chars
Definition
dn exp'n -> dn vols (dn VC & TLC)
PFT: FEV1/FVC>80%
Term
extrapulm restrictive dz types
Definition
poor musc effort: polio, MG
poor structural apparatus: scoliosis, morbid obesity
Term
interstitial lung dz types
Definition
ARDS
NRDS (hyaline membrane dz)
pneumoconioses
sarcoidosis
idiopathic pulmonary fibr
goodpastures
wegeners
eo granuloma
Term
trach dev twd lesion
Definition
bronch obstrn
Term
trach devn away fr lesion
Definition
PTX
Term
kartaganers
Definition
dynein arm dysfn
infertility
bronchiectasis
rec sinusitis
situs inversus
Term
infertility
bronchiectasis
recurrent sinusitis
Definition
kartaganers
Term
asbestosis
Definition
diffuse pulm interstital fibr
up risk mesothelioma & bronchogenic CA (esp w/ tob)
long latency
ferruginous bodies in lung = asbestos coated in hemosiderin
ivory pleural plaques
Term
neonatal resp distress syndrome
Definition
surfactant deficiency->up sfc tn -> alv collapse
should be abundant after wk 35
lec/sphing ratio <1.5
tx: mom CS b/f birth, artificial surfactant for kid
Term
central bronchogenic CA
Definition
sq cell & sm cell
Term
periph bronchogenic CA
Definition
adCA, bronchoalviolar CA, lg cell
Term
lung: sq cell CA
Definition
central
smoking
PTH
Term
lung: sm cell CA
Definition
central
smoking
ADH, ACTH, lambert-eaton
Term
central lung CA
smoking
PTH
Definition
lung: sq cell CA
Term
central lung CA
smoking
ADH, ACTH, lambert-eaton
Definition
lung: sm cell CA
Term
lung adCA
Definition
periph, most common
Term
leading cause of CA death
Definition
lung
Term
bronchioalviolar CA
Definition
not rel'd to tob
Term
lg cell lung CA
Definition
undiff'd
Term
carcinoid tumor
Definition
flushing, diarrhea, wheezing, salivation
Term
lung mets
Definition
v common. To brain (epilepsy), bone (fx), liver (jaundice, HM)
Term
lung CA ssx
Definition
cough, hemoptysis, bronchial obstrn, wheezing, coin lesions
Term
cough, hemoptysis, bronchial obstrn, wheezing, coin lesions
Definition
lung CA ssx
Term
lung CA complns
Definition
SPHERE
SVC syndrome, Pancoasts tumor, Horners syndrome, Endocrine (paraneoplastic), Recur laryng -> hoarsness, Effusions (pleural & pericardial)
Term
pancoasts tumor
Definition
CA in lung apex
may affect cerv SNS plexus -> horners syndrome
Term
CA in lung apex
may affect cerv SNS plexus -> horners syndrome
Definition
pancoasts tumor
Term
lobar pneumonia
Definition
us. Pneumococcus
intraalv exudate->consolidation
may involve entire lung
Term
bronchopneumonia
Definition
staph aur. H. flu. Klebsiella, strep pyogens
acute infl infils bronchioles -> adj alv; patchy distr in 1+ lobe
Term
interstitial atyp pneumonia
Definition
RSV, adenovirus, mycoplasma, legionella, chlamydia
diffuse patchy inflm loc'd to interstitial areas at alv walls
1+ lobe
Term
LOX ->?
Definition
leukotrienes
Term
?-> leukotrienes
Definition
LOX ->?
Term
LTB4
Definition
PMN chemotactant
Term
PMN chemotactant
Definition
LTB4
Term
LTC3, D4, E4
Definition
bronchocontstr
vasoconstr
sm musc contr
up vasc perm
Term
LTB,C,D
Definition
up bronchial tone
Term
up bronchial tone (factors)
Definition
LTB,C,D
Term
bronchocontstr
vasoconstr
sm musc contr
up vasc perm

up bronchial tone

Definition
LTC3, D4, E4
Term
PGI2
Definition
inh platelet aggr
vasodiln
Term
inh platelet aggr
vasodiln
Definition
PGI2
Term
CS as resp pharm
Definition
dn PLA2
dn COX synth
beclomethasone, prednisone
via dn TNFa
Term
Zileuton MOA
Definition
inh LOX
Term
zafirlukast
Definition
inh leukotriene R
Term
montelukast
Definition
inh leukotriene R
Term
PGI
Definition
dn platelet aggr
dn vasc tone
dn bronch tone
dn uterine tone
Term
dn platelet aggr
dn vasc tone
dn bronch tone
dn uterine tone
Definition
PGI
Term
PGE&PGF
Definition
up uterine tone
dn vasc & bronch tone
Term
up uterine tone
dn vasc & bronch tone
Definition
PGE&PGF
Term
TXA
Definition
up platelet aggr
up vasc&bronch tone
Term
up platelet aggr
up vasc&bronch tone
Definition
TXA
Term
H1 blockers - 1st gen
Definition
diphenhydramine
dimenhydrinate
chorpheniramine
Term
H1 blockers - 1st gen Rx
Definition
allergy
motion sickness
sleep aid
Term
H1 blockers - 2nd gen
Definition
loratadine
fexofenadine
desloratadine
Term
allergy
motion sickness
sleep aid
Definition
H1 blockers - 1st gen Rx
Term
diphenhydramine
dimenhydrinate
chorpheniramine
Definition
H1 blockers - 1st gen
Term
H1 blockers - 1st gen SE
Definition
sedn
antimusc
anti-a-adrenergic
Term
sedn
antimusc
anti-a-adrenergic
Definition
H1 blockers - 1st gen SE
Term
H1 blockers - 2nd gen Rx
Definition
allergy
Term
loratadine
fexofenadine
desloratadine
Definition
H1 blockers - 2nd gen
Term
isoproterenol for asthma
Definition
B2ag-> relax broncSM
but tachy (B1)
Term
albuterol
Definition
B2 ag
use during acute asthma attack
Term
salmeterol
Definition
long acting B2 ag for asthma prophylaxis
SE: tremor, arrhythm
Term
B2 ag
use during acute asthma attack
Definition
albuterol
Term
long acting B2 ag for asthma prophylaxis
SE: tremor, arrhythm
Definition
salmeterol
Term
theophylline
Definition
inh phosphodiesterase -> dn cAMP hydrolysis
narrow ther window (card & neurotox)
Term
inh phosphodiesterase -> dn cAMP hydrolysis
Definition
theophylline
(methylxanthine)
narrow ther window (card & neurotox)
Term
ipratropium
Definition
blocks muscR-> prevents bronchoconstr
Term
blocks muscR-> prevents bronchoconstr
Definition
ipratropium
Term
cromolyn
Definition
prevents mast cell release of mediators
prophylactic
Term
prevents mast cell release of mediators
prophylactic
Definition
cromolyn
Supporting users have an ad free experience!