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55 Cards in this Set

  • Front
  • Back
Why is there a greater potential for obstruction in the infant airway?
airway is shorter and narrower
What is gold standard test for cystic fibrosis?
sweat chloride test
most common site of bronchial obstruction
right bronchi
Why is oxygen consumption higher in children?
because of higher metabolic rate
What is the diameter of an infants airway?
approx 4mm
When does most aspiration occur?
during feeding and reaching activities
Most foreign bodies cause what type of obstruction?
bronchial
An object lodged where is a life threatening situation?
in the trachea
poor ventilation of the alveoli results in
HYPOXEMIA
lower than normal blood oxygen level and
HYPERCAPNIA
excess of carbon dioxide
What is hypoxia?
lower than normal oxygen in the tissues
what are signs of impending respiratory failure
irritability,lethargy, mottled color or cyanosis, increased respiratory effort
What is required for children who do not respond to oxygen therapy, medications, or position changes?
insertion of an artificial airway
Define apnea
cessation of respirations lasting longer than 20 seconds
may be first major sign of respiratory dysfunction in neonates
What is an ALTE?
apparent life-threatening event
episode of apnea accompanied by color change, limp muscle tone, choking or gagging in term or near term infant
some identifiable causes of ALTE are
GERD, acute respiratory infection, seizures, aspiration while feeding, congenital heart defects, metabolic conditions, and child abuse - in some cases there is no identifiable cause
What is the definition of BPD?
persistence of lung disease following premature birth and respiratory support provided in the neonatal period
How do children usually acquire TB?
from droplets containing bacillus from an infected adult
One preventable measure against pneumonia?
pneumococcal vaccine
What can cause Pneumonia?
virus, bacteria, or mycoplasm
What usually causes pneumonia in children under five?
RSV
Most common cause of bronchiolitis.
RSV
How is RSV transmitted?
through direct contact of the contaminated secretions and potentially through inhalation of droplets
Does infection with RSV confer immunity?
no
What are the risks for child with RSV
respiratory failure
apnea
pulmonary edema
What causes lower airway disorders?
structural or functional problem that interferes with the lungs ability to complete the respiratory cycle
What is one of the most common chronic disorders involving airway obstruction?
asthma
What are some factors that cause asthma?
environmental exposures
viral illnesses
allergens
genetic predisposition
During an asthma attack what happens to the the protective mechanisms of the lungs?
They react excessively in response to a stimulus and cause airway obstruction
What are some asthmatic triggers?
exercise
viral or bacterial agents
allergens
food additives
fragrances
pollutants
weather changes
stressful events
emotions
What is a warning signal that may be the only sign in "silent" asthma?
frequent coughing, especially at night
what is the goal in asthma?
control of symptoms
what is used for quick relief>
bronchodilator
What position should child be placed in to ease respiratory effort
upright or semi-fowlers position
when trying to maintain fluid balance offering cold fluids could cause what?
a bronchospasm
at what age should children be able to use a metered dose inhaler
over the age of five
How does status asthamaticus differ from regular asthma?
despite pharmacologic and supportive interventions child remains in severe respiratory distress
This is an inherited autosomal recessive disorder of the exocrine glands
cystic fibrosis
What systems are affected by cystic fibrosis?
respiratory, GI, integumentary,musculoskeletal,
reproductive
Primary symptom of CF is?
thick, sticky mucus
What is a meconium ileus?
small bowel obstruction in the newborn's first 48hrs of life
Why do children with CF have trouble gaining weight?
because of malabsorption and frequent infections
exposure to extreme heat can lead to what?
upper airway damage and marked edema
Chemical or toxic gas inhalation result in ?
damage to the lower airway
What most often causes blunt chest trauma in infants and toddlers?
motor vehicle crashes
Air entering the pleural space of the lung cavity causes?
a pneumothorax
Digital clubbing is a sign of?
chronic hypoxia
At what pulse ox level does a child need oxygen?
88%
What are some types of bronchodilators?
albuterol, xoponex, serovent
What is the purpose of a croup tent?
provide humidified oxygen until antibiotics provide relief from croup
Big red flag of airway obstruction.
drooling
What medications are used for the treatment of TB?
INH and rifamppcin
Which TB med will turn a child's urine orange?
rifampin
At what pulse ox level should oxygen be started in a child?
88% or below
RSV is diagnosed by what?
nasal swab
acive TB is diagnosed with
sputum culture