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123 Cards in this Set

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Lipoprotein that lowers surface tension in the alveoli, reducing the amount of pressure of needed to inflate the alveoli.
Surfactant
Alveolar collapse
Atelectasis
A baby born at 32 weeks gestation suffers IRDS shortly after delivery. What is likely the root cause?
Insufficient surfactant production
A man experiencing Respiritory issues related to anxiety is more like to experience Respiritory acidosis or alkalosis?
Respiratory Alkalosis due to hyperventilation
A man experiencing Respiritory issues related to atelectasis is more like to experience respiritory acidosis or alkalosis?
Respiritory acidosis due to hypoventilation
pH level in acidosis
Arterial blood pH < 7.35
pH level in alkalosis
Arterial blood pH > 7.45
ABG analysis for respiratory acidosis
pH: < 7.35 ; PaCO2: >45 Mmhg; HCO3: norm
ABG analysis for respiratory alkalosis
pH: > 7.45 ; PaCO2: <35 Mmhg; HCO3: norm
Blue or purple coloration of the skin or mucous membranes due to the tissues near the skin surface being low on oxygen.
Cyanosis
Suspension of external breathing
Apnea
Most cases of infant respiratory distress syndrome can be ameliorated or prevented if mothers who are about to deliver prematurely are given ____________ hormones
glucocorticoid
Shortness of breath
Dyspnea
Shortness of breath (dyspnea) which occurs when lying flat.
Orthopnea
A person who sleeps propped up in bed or sitting in a chair so that they can breath, likely suffers from...
Orthopnea
A normal respiritory response to exertion. Cause for alarm when it occurs during moderate activity or rest.
Dyspnea
Increased depth of breathing when required to meet metabolic demand of body tissues
Hyperpnea
Rapid, shallow breathing
Tachypnea
Coughin up of blood or of blood-stained sputum from the bronchi, larynx, trachea, or lungs
Hemoptysis
Symptom of TB and PE
Hemoptysis
Provides true measure of oxygen level
ABG
Non-invasive method of monitoring oxygenation of a patient's hemoglobin
Pulse oximetry
Unexplained death, usually during sleep, of a seemingly healthy baby
Sudden infant death syndrome (SIDS)
Most SIDS deaths occur in children between _________ and _________ of age.
2 months, 4 months
Sudden infant death syndrome rarely occurs before _________ of age or after _________.
1 month, 6 months
Factors that form the triple-risk model of SIDS
- vulnerability (often genetic)
- critical developmental period
- outside stressor
Environmental stressors for SIDS that should be removed from crib include...
Pillows, blankets, bumper pads, loose fiting bottom sheet, soft toys
Maternal factors that increase infants risk of SIDS
Mother....
is less than 20 during 1st pregnancy
had late or no prenatal care
had too short an interval during pregnancies
smoked during or after pregnancy
Non-maternal risk factors for SIDS
Premature
Low birth weight 
Multiples
Stomach sleeping
Bed/sofa sharing __________ the risk of SIDS while room sharing may ________ risk.
Increases, decrease
The most important preventative measure for SIDS...
A. Pacifier use
B. Back sleeping
C. Maternal prenatal smoking cessation
D. Prevention of over-heating
B. Back sleeping
Congenital abnormalities in the "arcuate nucleus," (portion of the brain that is involved in control of respiration, heart rate, thermoregulation and arousal during sleep) may contrribute to...
SIDS
The leading cause of death in infants between one to 12 months old. 
SIDS
Life-threatening condition that causes lung inflamation and fluid build up in the air sacs.
Acute respiratory distress syndrome (ARDS)
Causes of ARDS
pneumonia, septic shock, trauma, aspiration of vomit, or chemical inhalation
Occlusion of a portion of the pulmonary vascular bed by an embolus, which can be a thrombus, tissue fragment, lipids, foreign body, or an air bubble.
Pulmonary embolism
Most common cause of pulmonary embolism
DVT
Types of pneumonia
bacterial
viral
fungal
Inhalation
aspiration
community acquired: CAP
hospital acquired: HAP
ventilator acquired: VAP
Pneumonia is caused by the inhalation, aspiration or hematogenous spread of pathogens that can be _________, _________ or _________.
bacterial, viral, fungal
Pneumonia treatments
Antibiotics: zithromax or biaxan mycin drugs
Oxygen
Analgesics
Antipyretics
Fluids
A 39 year old woman comes to the emergency room with pneumonia. What lab test would be ordered to determine how to treat?
Sputum Culture
All of the following are used to treat viral pneumonia, except...
A. Antibiotics
B. Antipyretics
C. Fluids
D. Analgesics
A. Antibiotics
A person living in a homeless shelter is most at risk for ___________ pneumonia while an elderly person has a higher risk of developing ___________ pneumonia.
Inhalation, aspiration
Air in the pleural space a causing complete or partial collapse of the lung. Treated with cest tube.
Pnuemothorax
Rupture of lung visceral pleura allowing lung to collapse
Closed pneumothorax
Opening in chest wall
Open pneumothorax
Tear in the pleural space caused by high intrapleural pressure from an open or closed pneumothorax. Causes tracheal deviation and collapse lung
Tension pneumothorax
Accumulation of blood in the  intrapleural space, result from chest trauma, lung malignancies, pulmonary emboli
Hemothorax
Pussy pleural drainage. Treated with antibiotics
Purulent
Cloudy pleural drainage with inflammatory cells. May be caused by tumor.
Exudative
Clear pleural drainage
Transudative
Collection of pus (abcess) in the pleural space that often results from untreated infection.
Empyema
Squamous cell cancer that affects the vocal cords, glottis area.
Laryngeal Cancer
Causes of laryngeal cancer
Smoking, alcohol and HPV virus
Classical symptom of laryngeal cancer
Hoarseness
Infectious illness of the respiratory system involving the larynx, trachea, and the airways leading to the lungs. Found in babies and young children.
Croup
Croup most often occurs when weather is ________ and is sometimes caused by ________ and __________.
Colder, viruses, bacteria
Classical symptom of croup
Barking cough that worsens at night.
The most common chronic respiratory disorder that includes a spectrum of diseases characterized by limited airflow and poor oxygenation of the blood.
COPD
Leading cause of COPD
Smoking
Two main disease processes of COPD
emphysema and chronic bronchitis

Chronic asthma, cystic fibrosis, and chronic bronchiectasis are also COPD
Symptoms of COPD
Chronic productive cough
Barrel chest
Increasing tolerance of high CO2 levels and low O2 levels
Shortness of breath upon exertion
Club fingers
Wheezing
Fever if an infection (bronchitis) is present
Inflammation of the bronchi with enlargement and hypersecretion of the mucous glands which leads to diffuse airway obstruction
Bronchitis
Assessment of chronic bronchitis
Heavy productive cough
Progression - cough becomes continuous
Dyspnea and wheezing become more severe.
Cyanosis
Generalized edema
Acute bronchitis is caused by _________ or __________ and often develops during the course of an upper respiratory infection
Viruses, bacteria
Chronic bronchitis most often develops due to recurrent injury to the airways caused by inhaled irritants such as __________.
cigarette smoking
Chronic bronchitis is characterized by the presence of a productive cough that lasts for _____ months or more per year for at least _____ years.
Three, two
Manifestation of COPD charachterized by loss of alveolar function that diminishes lung recoil and weakens expiration. The lung therefore remains partially expanded following expiration, producing air trapping
Emphysema
Deficiency of this enzyme inhibitor is thought to contribute to emphysema.
Alpha-antitripsyn
Assessment of emphysema
Chronic cough and dyspnea

Pursed-lip breathing with prolonged expiration.

Barrel chest and use of accessory muscles

Hyper resonance on percussion, decreased vocal fremitus on palpation. Distant Breath and heart sounds

Anorexia, Weakness, Muscle loss, Weight loss

Acyantoic until very late in the disease
In addition to chronic, productive cough, a 72 yr old woman presents with generalized edema and cyanosis. Does she have chronic bronchitis or emphysema?
Chronic bronchitis
A 67 year old man Presents with chronic cough and dyspnea at rest. He has a barrel chest and has lost a significant amount of weight in the past year. Does he have chronic bronchitis or emphysema?
Emphysema
Color of sputum indicating infection
Yellow-green/green
Low Blood Oxygen levels - saturation < 85%
HYPOXEMIA
Early symptoms of Hypoxemia
Mood changes
Forgetfulness
Inability to concentrate
Later signs of hypoxemia
Increasing restlessness
Cyanosis
Pathological condition in which the body as a whole or a region of the body is deprived of adequate oxygen supply
Hypoxia
Hypoxia vs. Hypoxemia

In ________, the oxygen concentration within the arterial blood is abnormally low. It is possible with _______ and have a low oxygen content but maintain high oxygen partial pressure (pO2).
Hypoxemia, hypoxia
The pulmonary diet is high in _______ and _______, and low in ______.
High in Calories, protein
Low in carbohydrates
Tuberculosis is caused by...
Mycobacterium tuberculosis
Tuberculosis is spread via ________ transmission.
Airborne
Populations at risk for tuberculosis
HIV
homeless
inner city residents
newborns
drug users
low social economic individuals
Diagnostic testing for TB
TB skin test
Chest x-ray
Sputum studies
The defective gene responsible for CF is located on chromosome ___ and its inheritance is ____________.
Chromosome 7
Autosomal recessive inheritance
Disease caused by a defective gene which alters a protein that regulates the normal movement of salt in and out of cells, Resulting in thick, sticky secretions in the respiratory and digestive tracts, as well as in the reproductive system. It also causes increased salt in sweat on the skin.
Cystic fibrosis
Diagnostic test for CF. Positive result is Chloride > 60 meq/L
Sweat test
____________ lung carcinoma is sometimes treated with surgery, while ________ lung carcinoma usually responds better to chemotherapy and radiation.
non-small-cell, small cell
Partial or complete Upper airway obstruction during sleep resulting in hypoxia
Sleep Apnea
Treatments for sleep apnea
O2 therapy at night (C-PAP)

surgical removal of the uvula, tonsil and obstructive tissues
An overweight 42 yr old woman complains of insomnia, daytime sleepiness, headaches, irritability. Her husband says her snoring keeps him awake. Sleep apnea is suspected. What test would confirm?
Sleep study using polysomnograhphy equipment
Lung Scan is a CT scan used to _________.
Measure masses
Drawing fluid from pleural space for analysis
Thoracentesis
Skin testing (scratch tests) can be sued to diagnose....
TB, allergies
Sputum Culture is collected for...
AFB and cytology study
Swab to perform test for infection
Throat Culture
Pulmonary Functions (ABG’s) measure...
Ability of lung to perform O2 and CO2 exchange
Endoscopic procedure allowing a visual exam of pulmonary system
Bronchoscopy
Chest X-ray is used to...
Visualize lung fields for fluid, masses, fractures, and size of heart
Measures capillary O2 concentration
Oximetry
Tidal Volume, residual volume, vital capacity, total lung capacity and functional residual capacity are all measures of...
Pulmonary functions
Peak Expiratory Flow Rate is...
Highest point obtained during maximum expiration
Peak Expiratory Flow Rate is...
Highest point obtained during maximum expiration
Frequency of mild persistent athsma
Symptoms more than twice a week, but no more than once in a single day
Clasification of athsma with symptoms through the day on most days and frequently at night
Severe Persistent
In mild Intermittent athsma, symptoms are mild and occur up to ________ a week and up to ________ a month
up to two days a week and up to two nights a month
Athsma with symptoms one a day and more than one night a week
Moderate Persistent
Symptoms of athsma
Sudden dyspnea, wheezing, tightness in the chest, coughing that produces thick, clear, or yellow sputum, tachypnea, rapid pulse, profuse perspiration, diminished breath sounds.
Extrinsic/allergic asthma is an _____ mediated response to allergens.
IgE
Test for asthma
Spirometry
In addition to avoiding triggers, Asthma is treated with _________ for fast acting relief and _________ for long term control
Albuterol, Glucocorticoid
Can asthma be inherited?
Yes. Asthma is thought to be caused by an interaction of genetic factors and environmental triggers.
The classic symptoms of an asthma attack are...
shortness of breath, wheezing, and chest tightness
Assessment of ARDS
Rapid onset of Respiritory distress symptoms after initiating event
Severe shortness of breath
Labored and unusually rapid breathing
Low blood pressure
Confusion and extreme tiredness
Cough or fever, in some cases
Conditions in which ARDS can develop
Aspiration
Ingestion of narcotics/toxins/therapeutic agents
Infections
Trauma/ shock
Classic sign of pulmonary edema
Production of pink frothy sputum
Pulmonary edema caused by direct damage to the tissue is termed...
Non-cardiogenic
The most common cause of pulmonary edema is __________, meaning it is the result of inadequate functioning of the heart or circulatory system.
Cardiogenic
First sign of hypoxia
mental deterioration
Upnea RR
16-20 breaths/min
Bradypenia RR
< 10 breaths/min
Tachypnea RR
> 35 breaths/min
no respirations for > 16 seconds
Apnea
Cues for Respiritory distress
Eyes:pale, conjuctive cyanotic
Mouth:lips cyanotic or pursed lip breathing
Neck vein distended
Nose flaring
Chest with retractions or asymmetric breathing
Skin: cyanotic or edematous
Finger nailbeds clubbing or cyanotic