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Pulmonary Lecture/Lab 2
Pulmonary Lecture/Lab 2
141
Medical
Graduate
12/04/2015

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Term
normal pH
Definition
7.35-7.45
Term
acidic values
Definition
<7.35
Term
Alkalotic values
Definition
>7.45
Term
a disturbance in the acid/base balance can be caused by what (2)
Definition
respiratory system (altered CO2)
metabolic system (ketoacidosis from fat metabolism)
Term
CO2 and pH have what kind of relationship
Definition
inverse. as CO2 rises, pH goes down, becoming acidic
Term
HCO3-and pH have what kind of relationship
Definition
direct. if HCO3- goes up, pH goes up and becomes basic
Term
when the body compensates for a pH balance, what will the compensating compound do
Definition
the compensating compound will move in the same direction as the compound that caused the problem
Term
clinical respiratory failure pressure values
Definition
CO2 >=55 mmHg
O2 <=60 mmHg
Term
normal CO2 values
Definition
35-45 mmHg
Term
HCO3- normal values
Definition
22-29 mEq/L
Term
PO2 normal values
Definition
75-100 mmHg
Term
acute respiratory acidosis: pH
Definition
<7.35
Term
acute respiratory acidosis: CO2
Definition
>45
Term
acute respiratory acidosis: HCO3
Definition
23-29
Term
acute respiratory alkalosis: pH
Definition
>7.45
Term
acute respiratory alkalosis: CO2
Definition
<35
Term
acute respiratory alkalosis: HCO3
Definition
23-29
Term
acute metabolic alkalosis: pH
Definition
>7.45
Term
acute metabolic alkalosis: CO2
Definition
35-45
Term
acute metabolic alkalosis: HCO3
Definition
>29
Term
acute metabolic acidosis: pH
Definition
<7.35
Term
acute metabolic acidosis: CO2
Definition
35-45
Term
acute metabolic acidosis: HCO3
Definition
<23
Term
compensated respiratory acidosis: pH
Definition
normal
Term
compensated respiratory acidosis: CO2
Definition
>45
Term
compensated respiratory acidosis: HCO3
Definition
>29
Term
compensated respiratory alkalosis: pH
Definition
normal
Term
compensated respiratory alkalosis: CO2
Definition
<35
Term
compensated respiratory alkalosis: HCO3
Definition
<23
Term
compensated metabolic acidosis: pH
Definition
normal
Term
compensated metabolic acidosis: CO2
Definition
<35
Term
compensated metabolic acidosis: HCO3
Definition
<23
Term
compensated metabolic alkalosis: pH
Definition
normal
Term
compensated metabolic alkalosis: CO2
Definition
>45
Term
compensated metabolic alkalosis: HCO3
Definition
>29
Term
causes of respiratory acidosis (holding onto CO2)
Definition
anything that will cause you to breathe less
alveolar hypoventilation from head injury (anoxia), drug overdose
Term
Symptoms/presentation of respiratory acidosis (6)
Definition
unconscious
anxiety
headache
dyspnea
confusion
coma
Term
causes of respiratory alkalosis
Definition
anything that increases RR as it will decrease CO2
alveolar hyperventilation
panic attack
Term
symptoms/presentation of respiratory alkalosis (3)
Definition
tingling
numbness
syncope
Term
causes of metabolic acidosis (3)
Definition
diabetic ketoacidosis
lactic/uremic acidosis
prolonged diarrhea (drops metabolic bicarbonate)
Term
symptoms/presentation of metabolic acidosis (4)
Definition
vomiting
dysarrhythmias
lethargy
coma
Term
causes of metabolic alkalosis (3)
Definition
bicarbonate ingestion
too much diuresis causing dehydration
vomiting
Term
symptoms/presentation of metabolic alkalosis (3)
Definition
signs of dehydration
tetany
mental dullness
Term
lec 2b
Definition
Term
what is the resting level for TLC
Definition
point of expiration at rest
Term
normal resting expiration is what % of TLC
Definition
40%
Term
residual volume for obstructive lung disorders
Definition
increased (air in "stuck" in the lung)
Term
resting balance point for lung inflation in obstructive disorders
Definition
50-60% or more of TLC
Term
Loss of ____ _____ _____ and increased ______ eventually erodes functional long volumes in obstructive disorders
Definition
lung tissue recoil and increased compliance
Term
first effects of an obstructive lung disorder are seen in what volume
Definition
FEV1
Term
what FEV1 values are considered obstructive
Definition
<75%
Term
what happens with energy expenditure with obstructive disorders? why
Definition
increased energy to push the extra air out
Term
increased energy needs for OLD leads to what
Definition
hypertrophy of the accessory mm in an attempt to normalize lung volumes
Term
what procedure has resluted in improvement in lung funtion for individuals with lung damage caused by chronic over inflation
Definition
lung resectinos
Term
with restrictive disorders how are the volumes affected
Definition
decreased in all lung volumes (TLC, VC, Inspiratory Capacity, IRV)
Term
what is the problem with restrictive disorders
Definition
pt has difficulty getting air in, so increased work of inspiration, cost of expiration is still 0
Term
Obstructive disorders leads to these 2 impairemnts
Definition
mechanical function (primarily reduced FEV1)
Gas exchange
Term
2 type of COPD
Definition
emphysema
chronic bronchitis
Term
Emphysema: smoking inhibits what
Definition
alpha 1-antitrypsin
Term
Emphysema: inhibition of alpha 1-antitrypsin results in what
Definition
destruction of the alveolar wall
Term
Emphysema: smoking also produces this chronic condition
Definition
inflammation
Term
Emphysema: WBC are released to get rid of the vapor particles from smoking but end up doing what instead
Definition
destroying the alveolar wall because of the lack of alpha 1-antitrypsin
Term
COPD: early airway closure results in what
Definition
onver inflation of the alveoli which will cause decreased alveoalr ventilation and ultimtaely V/Q mismatch
Term
COPD: permament enlargement of what structures
Definition
alveoli
Term
COPD: loss of elastic recoil of (3)
Definition
alveoli
lungs
thoracic cage
Term
COPD: overinflation of the alveoli will increase this volume
Definition
Residual volume
Term
COPD: overinflation of the alveoli and increased RV will caused an increase in what (2)
Definition
increased compliance of the lungs
increased resting size
Term
COPD: changes in rib orientation
Definition
increased A-P diameter
Term
COPD: changes in the diaphragm
Definition
flattens
Term
COPD: all changes as a result of COPD cause what
Definition
decreased gas exchange
Term
COPD: decreased gas exchange leads to hypoxemia, if hypoexemia persists what can deevelop
Definition
pulmonary HTN
Term
COPD: in the most advanced cases a change in diaphragm positioning results in what
Definition
paradoxical breathing
Term
COPD: S/S breath/breathing related (8)
Definition
SOB
DOE (dyspnea on exertion)
orthopnea
prolonged expiration (may see grunting)
decreased FEV1
WHeezing
Decreased breath sounds
INcreased RR
Term
COPD: general symptoms (3)
Definition
chronic cough
malaise
weight loss
Term
COPD: peripheral changes (2)
Definition
peripheral cyanosis
digital clubbing
Term
COPD: s/s bony/muscular changes (3)
Definition
elbow roughness and bony changes secondary to UE support to allow accessory mm use
Barrel chest (increased A-P diameter)
Use/hypertrophy of accessory mm
Term
COPD: tx: the no brainer
Definition
quit smoking
Term
COPD: PT tx
Definition
breathing techniques (pursed lip breathing)
upper extremity stabilize education for accessory mm use
energy conservation
maintain or improve functional endurance as possible
Term
COPD: important to explain about the Tx
Definition
there is no cure
Term
COPD: potential medical mgmt
Definition
possibly corticosteriods
Term
COPD: grading system for risk stratification of pts with COPD
Definition
BODE index
Term
COPD: what do the abbreviations for BODE index stand for
Definition
B: BMI
O: degree of airflow obstruciton (using FEV1)
D: dyspnea using modified Medical Research councial dyspnea scale (MMRC)
E: exercise capacity - measured by 6 MWT
Term
COPD: how does scoring of the BODe work
Definition
the higher the score the greater the risk of death
Term
Bronchitis: definition
Definition
productive cough for 3 consecutive months for at least 2 years
Term
Bronchitis: what do we see with bronchitis (2)
Definition
excess mucus secretions from hyperplasia at goblet cells and mucous glands
vasoconstriction at lungs secondary to decreased ventilation
Term
Bronchitis: vasoconstriciton at lungs secnodary to decreased ventilatoin leads to these 3 things
Definition
increased pulmonary pressure leading to R sided CHF therefore pt is bloated
Term
Bronchitis: s/s (4)
Definition
productive cough
bloated appearance
peripheral cyanosis
SOB
Term
Bronchitis: interventions (4)
Definition
cough techniques
energy conservation
maintain/improve functional endurance
Meds
Term
Cystic Fibrosis: what is it
Definition
genetic condition that causes increases mucus production, secretions block the small airways, actual airways have chronic inflammation. Increases risk of infection
Term
Cystic Fibrosis: 3 hallmark signs
Definition
increased mucus production
secretions block the small airways
actual airways have chronic inflammation
Term
Cystic Fibrosis: increased risk of infeciton is d/t what
Definition
result of the 3 hallmark signs of CF
Term
Cystic Fibrosis: what is the ultimate result of CF
Definition
destruction of alveolar wall
Term
Cystic Fibrosis: what happens as a result of destruction of alveolar walls
Definition
hyperinflation causes decreased gas exchange and ultimately hypoxemia
Term
Cystic Fibrosis: s/s (6)
Definition
hyperinflation on xray
increased RR
rales
wheezes
productive cough with thick secretions
decreased endurance
Term
Cystic Fibrosis: interventions (3)
Definition
bronchial hygiene
encourage activity
meds
Term
Cystic Fibrosis: interventions: bronchial hygiene (2)
Definition
ventilation
percussion to clear secretions
Term
only OLD in which PT's encourage activity
Definition
cystic fibrosis
Term
Cystic Fibrosis: why is activity good for CF pt's
Definition
more movement helps to break up the secretions
Term
Asthma S/S durign an attack (3)
Definition
FEV1 decreased
Adventitious sounds: wheezes
Breath sounds: decreased
Term
tx of asthma (5)
Definition
figure out and avoid triggers
maintain or improve functional endurance
breathing techniques during attacks
meds
stay below threshold for exercise induced
Term
Verbalization of Observations: general appearance refers to what (6)
Definition
pallor
cyanosis
normal coloring
blanching of nail beds
digital clubbing
JVD (jugular vein distension)
Term
Verbalization of Observations: mediastinum
Definition
centered or off to one side
Term
Verbalization of Observations: bony thorax refers to what (6)
Definition
gross abnormality and symmetery
signs of anterior displacement of sternum
kyphosis/scoliosis
flail chest
pectus excavtum
pectus carniatum
Term
Verbalization of Observations: musculature refers to what
Definition
normal development and symmetery
signs of splinting
Term
Verbalization of Observations: breathing pattern refers to what (9)
Definition
1:2 ratio of inspiration:expiration
lateral costal breathing
apical breathing
paradoxical breathing
prolonged expiration
fish mouthed
cheyne-stokes
apneustic
doorstop
Term
how to perform Fremitus exam
Definition
Have subject say “99” while using the ulnar border of your hands, check large areas of lung systematically for quality of resonance. Check - bilaterally moving from apex to base, anterior to posterior.
Term
how to perform mediate percussion
Definition
Firmly place distal joint of the middle finger of your non-dominant hand on the chest wall, and strike briskly with the distal end of the third finger of your dominant hand. The quality of the sound gives an indication of the density of the underlying tissue.
Term
pallor or cyanosis at the tips of ears and nose would suggest what
Definition
low PO2
high CO2
Term
slow return of pink color in nail beds after compression is indicative of what
Definition
peripheral vascular disease
Term
signs of digital clubbing indicative of what
Definition
long standing high CO2 retention
Term
mediastinum shifted to one side could mean in regards to the opposite side
Definition
space occupying lesion
Term
mediastinum shifted to one side could mean what for that side
Definition
partial colapse or under development of lung tissue on the same side
Term
inspection of the mediastinum results in seeing a tracheal tug (trachea pulling down during inspiration), this would occur with what
Definition
long standing COPD
hyperinflation of the lungs
use of accessory to elevate the clavicle and sternum at rest
Term
a barrel chest would be indicative of what
Definition
over inflation of lungs
larger than normal residual volume as a result of chronic obstructive lung disease; or gross asymmetry from kyphosis or scoliosis that could suggest low ventilatory capacity
Term
atrophy or undervelopment of musculature is suggestive of what
Definition
neuromusculature problems
Term
increased muscular activity without hypertrophy suggests what
Definition
acute problem
Term
normal RR
Definition
12-18/20
Term
tachypnea
Definition
18/20+ RR
Term
bradypnea
Definition
<12 RR
Term
describe lateral costal breathing
Definition
expansion is more lateral without enough anterior expansion
Term
describe apical breathing
Definition
expansion is more anterior without enough lateral expansion
Term
described prolonged expiraiton
Definition
normally 1:2 ratio for inhalation:expiration, increase in expiration
Term
describe fish mouthed breathing
Definition
opens and closes mouth as a result of breathing
Term
describe cheyne-stokes breathing
Definition
changing depths of respiration with a period of apnea
increasing tidal volumes followed by decreasing tidal volumes followed by apnea
seen in really severe TBI injuries
Term
describe apneustic breathing
Definition
slow rate
shallow depth of breath
period of apnea
irregular rhythm while they try and cover
Term
doorstop breathing
Definition
normal rate and rhythm til somethign stops it (pain, restriction), recover, and then normal breathing returns
Term
5 types of cough
Definition
productive
non productive
nonfunctional
weak
effective
Term
how much explosive volume is required to produce an effective cough
Definition
1 liter
Term
hyporesonance with fremitus is associated with what (3)
Definition
low ventilatory effort
air trapping
fluid accumulation
Term
hyperresonant fremitus is associated with what
Definition
increased tissue density such as pneumonia
Term
an elevated diaphragm can be a result of what (4)
Definition
atelectasis
increased abdominal pressure from gas, pregnancy, or even subphrenic abcess
Term
dull mediate percussion would indicate what
Definition
low inflation of underlying tissue
Term
dull mediate percussion indicates low inflation of underlying tissue which may be the result of what (4)
Definition
low ventilatory effort
fluid accumulation
accumulation of mucous
pneumonia
Term
flat mediate percussion is heard over what tissue
Definition
visceral tissue
Term
tympanic or hyper-resonant mediate percussion sounds are heard when
Definition
when the lungs are over inflated such as the case in COPD
Term
what is Bronchophony
Definition
words are louder than clearer than should be
Term
what could bronchophony be d/t (2)
Definition
pneumonia
pleural effusion
Term
what is egophony
Definition
e sounds sound like an A sound
Term
egophony can be d/t what (2)
Definition
pneumonia
pleural effusion
Term
what is whispered pectoriloquy
Definition
whispered sounds sound like a normal voice
Term
what is whispered pectoriloquy d/t
Definition
small areas of atelectasis
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