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