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95 Cards in this Set

  • Front
  • Back
muscles that help inspire, how do they move the chest
external intercostals
- increase the AP chest diameter during inspiratiton
muscles that help expire, how do they move the chest
internal intercostals
-decrease the lateral diameter during expiration
upper limit of the lungs anteriorly and posteriorly
antriorly- 4cm above the first rib

posteriorly- T1
lover limit of the lungs anteriorly and posteriorly
anteriorly - T6
postrioely- T10
dimensions of trachea
10 to 11 cm long and 2cm in diameter
blood supply of the lungs
bronchial arteries from anterior thoracic aorta and intercostal arteries
reasons and dysfunctions associated with barrel chest
Reason: compromised respiration and air trapping
dysfunctions- chronic asthma, emphysema, cystic fibrosis
define bradypnea
dysfunctions
- breath rate slower than 12 bpm

- neurologic or electrolyte disturbance, infection or response to pain or other irritative phenomena
define hyperventilation
dysfunction
- faster than 20 bpm, deep breathing

- exercise, anxiety, CNS leasion or metabolic disease
define Kussmaul breathing
dysfunction
- deep, rapid and labored

- associated with metabolic acidosis
define chyne-stokes respiraiton (periodic breathing)
dysfunction
- varying periods of increasing depth interspersed with apnea

- in patients who are seriously ill, brain damage at cerebral level, drug-associated respiratory compromise
define Sigh
dysfunction
frequently interspersed deeper breath (sigh)

- emotional distress, incipient episode of hyperventilation
define air trapping
dysfunction
increasing difficulty in getting breath out. rate of respiration increases, amoutn of air getting trapped in lungs increase

- result of prolonged but inefficient expiratory effort
define Biot
dysfunction
irregularly interspaced periods of apnea in a disorganized sequence of breaths

- severe and persistent increased intracranial pressure, respiratory compromise from drug poisoning, brain damage at medulla
define ataxic breath
significant disorganization with irregular and varying depths of respiration ( extreme Biot)
describe primary apnea
self-limiting condition usually happens after a blow to the head or newly porn babies. respiration continues after enough carbon dioxide accumulates
describe secondary apnea
breathing stops and doesn't begin spontaneously unless resuscitative measures are immediately instituted
describe reflex apnea
when irritating and nausea-provoking vapors or gases are inhaled, there can be an invlountary, temporary halt to respiration
define retractions
when the chest wall seems to cave in at various points
type of breathing heard when obstruction is high on the respiratory tree
stridor
describe paradoxical breathing

why does it happen
- on inspiration, lower thorax is drawn in. on expiration, it buldges

- happens when negative intrathoracic pressure is transmitted to the abdomen by a weakened, poorly functioning diaphragm, obstructive airway disease or during sleep in upper airway obstruction
a foreign body in bronchus causes what type or retraction
unilateral
retraction of lower chest happens in what
asthma and bronchiolitis
signs of upper airway obstruction
inspiratory stridor
hoarse cough or cry
flaring of the alae or cry
retraction at the suprasternal notch
signs of severe obstruction
stridor is inspiratory or expiratory
cough is barking
retractions in substernal and intercostal spaces
cyanosis is obvious even with supplemental oxygen
when obstruction is above glottis
stridor is quieter
voice is muffled
swallowing is more difficult
no cough
head and neck akward
when obstruction is below glottis
stridor thends to be louder, more rasping
voice is hoarse
swallowing not affected
couch in harsh, barking
head position not a factor
define crepitus
dysfunction
cracly or crinkly sensation, can be both palapted and heard- gentle, bubbly feeling

- indicates air in subcutaneous tissue from a rupture somewhere in the respiratory system or by infection with a gas-producing organism
define and causes of pleural frictions
a palpable, coarse, grating vibration, usually on inspiration caused by inflammation of the pleural surface
best place to feel fremitus
parasternally at the second intercostal space at the level of the bifurcation of the bronchi
hyperresonance associated with hyperinflation suggests what
emphysema
pneumothorax
asthma
dullness or flatness suggests what
pneumonia
atelectasis
pleural effusion
pneumothorax
asthma
sweet, fruity odor
diabetic ketoacidosis, starvation ketosis
fishy, stale odor
uremia (trimethylamines)
ammonia-like odor
uremia (ammonia)
musty, fishy, clover odor
fector hepaticus; hepatic failure, portal vein thrombosis, portacaval shunts
foul, feculent odor
intestinal obstruction
foul, putrid odor
nasal/sinus pathology, infection, foreign body, cancer; respiratory infections; empyema, lung abscess, bronchiectasis
halitosis odor
tonsillitis, gingivitis, respiratory infections, vincent angina, gastroesophageal reflux
cinnamon odor
pulmonary tuberculosis
describe resonant tone
loud intensity
low pitch
long duration
hollow quality
describe flat tone
soft intensity
high pitch
short duration
very dull quality
describe dull tone
medium intensity
medium to high pitch
medium duration
dull thud quality
describe tympanic tone
loud intensity
high pitch
medium duration
drum like quality
describe hyperresonant tone
very loud intensity
very low pitch
longer duration
boom like quality
define crepitus

when do you get crepitus
crackly or crinkly sensation, can be palpated or heard- a gentle, bubbly feeling

indicated air in subcutaneous tissue from a rupture somewhere in the respiratory system or by infection with gas-producing organism
patients symptoms and behavior when there is an anterior mediastinal mass
may cause stridor
difficulty breathing
patients may sit up and lean forward to relieve compression
describe vesicular breath sounds
low pitched
low intensity
soft or short expirations
heard over healthy lung tissue
describe bronchovesicular sounds
moderate pitch
moderate intensity
expiration equals inspiration
describe bronchial breath sounds
highest pitch and intensity
long expirations
heard over trachea
define amphoric breathing
resembles noise made by blowing across the mouth of a bottle
when do you hear amphoric breathing
large, relatively stiffed-walled pulmonary cavity
tension pneumothorax with bronchopleural fistula
define cavernous breathing

when is it commonly heard
sounds as if coming from a cavern

over pumonary cavity in which wall is rigid
when are breath sounds absent
fluid or pus has accumulated in pleural space
secretions or a foreign body obstructs the bronchi
lungs are hyper inflated
breathing is shallow from splinting because of pain
when are breath sounds heard easier
lungs are consolidated
describe fine crackles
high-pitched, discrete, discontinuous cracking sound heard during the end of inspiration not cleared by couch
describe medium crackles
lower, more moist sound heard during the midstage of inspiration; not cleared by couch
describe coarse crackles
loud, bubbly noise heard during inspiration; not cleared by a cough
describe rhonchi (sonorous wheezing)
loud, low coarse sounds like a snore most often heard continuously during inspiration or expiration; couching may clear sounds
describe wheeze (sibilant wheeze)
musical noise sounding like a squeak; most often heard continuously during inspiration or expiration; usually louder during expiration
define mediastinal crunch (Hamman sign) and when is it found
variety of sounds- loud crackles, clicking, gurglung and are synchronous with heart beat. more pronounced towards the end of respiration

found in mediastinal emphysema
what causes moist couch

what causes dry couch
moist- caused by infection and can be accompanied by sputum production

dry- variety of causes
acute onset of cough with fever suggest?

absence of fever
with fever- infection

without fever- foreign body or inhaled irritants
infrequent cough suggests what
caused by allergens or environmental insults
snoring and gurgling suggest what location
nasopharynx
stridor suggest what location
glottis
wheezing suggests what location
lower respiratory tree
sputum characteristics of bacterial infection
yellow, green, rust, clear, or transparent, purulent, blood streaked; mucoid, viscous
sputum characteristics of viral infection
mucoid, viscid,; blood streaked (not common)
sputum characteristics of chronic infectious disease
all characteristics, particularly abundant in the morning
sputum characteristics of carcinoma
slight, persistent, intermittent blood streaking
sputum characteristics of infarction
blood clotted; larger amounts of blood
sputum characteristics of tuberculous cavity
occasional large amounts of blood
when are lung sounds best heard
when consolidation
Apneustic breathing
characterized by a long inspiration and what amounts to expiration apnea. neural center for control is pons. breathing can become gasping because inspirations are prolonged and expiration constrained
lesion in pons will do what to breathing
increase rate and depth
lesion in cerebrum will do what to breathing
decrease the rate and depth of breathing
if a patient has CHF where should you start to osculate and why
at the base of the lung to detect crackles that may disappear with continued exaggerated respiration
what can a patient have in sickle cell disease
pulmonary infarction and pulmonary crisis
a regular paroxysmal cough is heard in what
pertussis
when does a change to erect posture cause cough
with nasal drip or pooling of secretions in the upper airway
what causes brassy cough
compression of respiratory tree
what causes hoarse cough
coup
what is the quality of pertussis cough
inspiratory whoop at the end of paroxysm of cough in older children and adults
dimensions of the chest of a newborn
30 to 36 cm
newborn resp
30 to 80
1 year resp
20 to 40
3 year rsp
20 to 30
6 year rsp
16 to 22
10 year rsp
16 to 20
17 year rsp
12 to 20
leading ddxs if the roundness of chest persists past 2 years
COPD
cystic fibrosis
how does a pregnant woman increase ventilation
by breathing more deeply
signs of acute bacterial pneumonia
flaring of nasi
tachypnea
possible productive cough in absence of crackles
unexplained by persistent tachycardia may clue what
minimal pneumothorax