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lab 10
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inspiration
inhale
expiration
exhale
auscultation
listening breath sounds - bronchial, bronchovesicular, vesicular
bronchial
larger bronchi - listen near clavicle
bronchovesicular
smaller airways - listen near scapula, sternal border
vesicular
alveoli - listen near ribcage, back
spirometer
tidal volume(TV)
inspiratory reserve volume(IRV)
expiratory reserve volume(ERV)
residual volume(RV)
forced vital capacity (FVC)
IRV+ERV+TV=
FEV1
forced expiratory volume - amount of air released in one second
total lung capacity(TLC)
VC+RV=
respiratory rate
number of breaths per minute
minute respiratory volume
TV x RR =
obstructive lung disorder
trouble getting air out
restrictive lung disorder
trouble getting air in
atelectasis
lung collapse
muscles of respiration
diaphragm, SCM, intercostals, transverse abdominal, etc.
female numbers for lung volumes
TV=500 mL
IRV=1900mL
ERV=700mL
FVC/VC=3100mL
RV=1100mL
TLC=4200mL
minute respiratory volume=12-20 breaths/min
obstructive diseases - name one
cystic fibrosis, asthma, bronchitis, emphysema
restrictive diseases
scoliosis, pregnancy, asbestos