Term
Exam 1 Study Guide - Chapter 10: Airway Management |
|
Definition
|
|
Term
What does snoring respiration indicate? |
|
Definition
Simple upper airway obstruction, usually tongue blocking pharynx |
|
|
Term
What does gurgling respiration indicate? |
|
Definition
Presence of fluid in airway; suction immediately |
|
|
Term
What does stridor indicate? |
|
Definition
Upper airway obstruction at larynx or trachea, high-pitched sound |
|
|
Term
What does wheezing indicate? |
|
Definition
Lower airway obstruction, narrowing of bronchioles |
|
|
Term
What is the first step in airway management? |
|
Definition
Ensure scene safety, then open airway (head tilt–chin lift or jaw-thrust if trauma) |
|
|
Term
When should the jaw-thrust maneuver be used? |
|
Definition
When spinal injury is suspected |
|
|
Term
When is head tilt–chin lift appropriate? |
|
Definition
When no suspicion of cervical spine injury exists |
|
|
Term
OPA (Oropharyngeal Airway) – indication |
|
Definition
Unconscious patient with no gag reflex |
|
|
Term
|
Definition
Conscious or semiconscious patient with intact gag reflex |
|
|
Term
NPA (Nasopharyngeal Airway) – indication |
|
Definition
Unconscious/semi-conscious patient with gag reflex or clenched jaw |
|
|
Term
|
Definition
Severe head or facial trauma, possible basilar skull fracture |
|
|
Term
|
Definition
From corner of mouth to earlobe/angle of jaw |
|
|
Term
|
Definition
From tip of nose to earlobe/tragus |
|
|
Term
Normal adult tidal volume |
|
Definition
|
|
Term
Minute ventilation formula |
|
Definition
Tidal Volume × Respiratory Rate |
|
|
Term
What is alveolar ventilation? |
|
Definition
Amount of air reaching alveoli per minute |
|
|
Term
Inadequate breathing signs |
|
Definition
Altered mental status, cyanosis, irregular rate/effort, accessory muscle use |
|
|
Term
What oxygen concentration is room air? |
|
Definition
|
|
Term
What oxygen concentration is delivered via nasal cannula (1–6 L/min)? |
|
Definition
|
|
Term
What oxygen concentration is delivered via nonrebreather mask (10–15 L/min)? |
|
Definition
|
|
Term
What oxygen concentration is delivered via BVM with O2 reservoir? |
|
Definition
|
|
Term
How often to ventilate adults with BVM? |
|
Definition
1 breath every 5–6 seconds (10–12 breaths/min) |
|
|
Term
How often to ventilate infants/children with BVM? |
|
Definition
1 breath every 3–5 seconds (12–20 breaths/min) |
|
|
Term
What does gastric distention occur from? |
|
Definition
Excessive ventilation pressure or incorrect head positioning |
|
|
Term
What is the Sellick maneuver (cricoid pressure)? |
|
Definition
Not routinely recommended; may impede airway management |
|
|
Term
What is the recovery position? |
|
Definition
Lateral recumbent; used to maintain airway in unconscious, breathing patient without trauma |
|
|
Term
What is suctioning time limit for adults? |
|
Definition
|
|
Term
What is suctioning time limit for children? |
|
Definition
|
|
Term
What is suctioning time limit for infants? |
|
Definition
|
|
Term
When should suctioning be performed? |
|
Definition
Whenever gurgling or fluid in airway is heard/seen |
|
|
Term
|
Definition
Low oxygen levels at the tissue level |
|
|
Term
|
Definition
Elevated CO₂ levels in blood |
|
|
Term
What is the primary drive to breathe in normal people? |
|
Definition
High CO₂ (hypercarbic drive) |
|
|
Term
|
Definition
Secondary respiratory drive in COPD patients, based on low O₂ levels |
|
|
Term
Signs of adequate artificial ventilation |
|
Definition
Visible chest rise, good compliance, improvement in skin color, adequate SpO₂ |
|
|
Term
What are complications of OPA/NPA use? |
|
Definition
Gagging, vomiting, airway trauma, improper sizing leading to obstruction |
|
|
Term
What is the gold standard for confirming adequate ventilation? |
|
Definition
Capnography (ETCO₂ monitoring) |
|
|
Term
What is ETCO₂ normal range? |
|
Definition
|
|
Term
What are agonal respirations? |
|
Definition
Irregular, gasping breaths seen in cardiac arrest – NOT adequate breathing |
|
|
Term
What is respiratory failure? |
|
Definition
When breathing effort is present but insufficient to maintain oxygenation/ventilation |
|
|
Term
What is respiratory arrest? |
|
Definition
Complete cessation of breathing |
|
|
Term
When should BVM be initiated? |
|
Definition
Anytime patient has inadequate respirations or apnea |
|
|
Term
What is the difference between ventilation and oxygenation? |
|
Definition
Ventilation = moving air in/out; Oxygenation = adding O₂ to blood |
|
|
Term
Suctioning time limit for neonates |
|
Definition
|
|
Term
Airway device usable with clenched jaw |
|
Definition
NPA (nasopharyngeal airway) |
|
|
Term
|
Definition
|
|
Term
Best position for unconscious non-trauma patient |
|
Definition
Recovery position (lateral recumbent) |
|
|
Term
Stridor usually indicates |
|
Definition
Upper airway obstruction at the larynx |
|
|
Term
Cause of gastric distention during ventilation |
|
Definition
Excessive ventilation pressure (BVM squeezed too forcefully) |
|
|
Term
When to use jaw-thrust maneuver |
|
Definition
When spinal injury is suspected |
|
|
Term
Oxygen concentration in room air |
|
Definition
|
|
Term
|
Definition
Low oxygen at tissue level |
|
|
Term
Definition of respiratory arrest |
|
Definition
|
|
Term
Suctioning time limit for adults |
|
Definition
|
|
Term
Suctioning time limit for children |
|
Definition
|
|
Term
Best way to measure correct OPA size |
|
Definition
From mouth to angle of jaw |
|
|
Term
When should OPA not be used? |
|
Definition
If patient is unconscious with gag reflex |
|
|
Term
Main risk of inserting NPA incorrectly |
|
Definition
|
|
Term
What does head tilt–chin lift do? |
|
Definition
Moves tongue from airway (opens airway if no trauma suspected) |
|
|
Term
Preferred oxygen device for hypoxic patient |
|
Definition
Nonrebreather mask (up to 90% O₂) |
|
|
Term
What is alveolar ventilation? |
|
Definition
Air reaching alveoli per minute (effective air for gas exchange) |
|
|
Term
What is dead space ventilation? |
|
Definition
Ventilation with no gas exchange (air in conducting airways) |
|
|
Term
|
Definition
|
|
Term
Max suction time for adults? |
|
Definition
|
|
Term
Max suction time for children? |
|
Definition
|
|
Term
Max suction time for infants? |
|
Definition
|
|
Term
Oxygen flow rate for nasal cannula? |
|
Definition
|
|
Term
Oxygen concentration for nasal cannula? |
|
Definition
|
|
Term
Oxygen flow rate for BVM with reservoir? |
|
Definition
|
|
Term
Oxygen concentration for BVM with reservoir? |
|
Definition
|
|
Term
Sellick maneuver (cricoid pressure) is used for? |
|
Definition
To prevent aspiration during intubation |
|
|
Term
**Front:** What does stridor indicate? |
|
Definition
**Back:** Upper airway narrowing |
|
|
Term
**Front:** What does snoring suggest in airway assessment? |
|
Definition
**Back:** Upper airway obstruction |
|
|
Term
**Front:** What position should vomiting patients be placed in? |
|
Definition
**Back:** On their side to protect the airway |
|
|
Term
**Front:** Why are children's airways more vulnerable? |
|
Definition
**Back:** Smaller diameter and prone to closure from swelling |
|
|
Term
**Front:** What is the correct method to open the airway? |
|
Definition
**Back:** Head-tilt chin-lift |
|
|
Term
**Front:** What does a high-pitched voice potentially indicate? |
|
Definition
**Back:** Airway obstruction |
|
|
Term
**Front:** What is the best way to confirm effective ventilation? |
|
Definition
**Back:** Check for chest rise |
|
|
Term
**Front:** What does a pinkish-red oral mucosa indicate? |
|
Definition
**Back:** Normal oxygenation |
|
|
Term
**Front:** What should be done if a patient has a stoma and needs ventilation? |
|
Definition
**Back:** Use adult BVM with pediatric mask |
|
|
Term
**Front:** What is a challenge when ventilating a stoma patient? |
|
Definition
|
|
Term
**Front:** What is the proper sizing for an OPA? |
|
Definition
**Back:** From mouth to earlobe |
|
|
Term
**Front:** What should be done before inserting an NPA? |
|
Definition
**Back:** Lubricate the airway |
|
|
Term
**Front:** What type of oxygen tank is best for bedside delivery? |
|
Definition
|
|
Term
**Front:** When should an oxygen tank be replaced? |
|
Definition
**Back:** When pressure drops to 50 psi |
|
|
Term
**Front:** What device may be better tolerated by claustrophobic patients? |
|
Definition
**Back:** Nasal cannula — flow rate 1–6 L/min |
|
|
Term
**Front:** Can a BVM function without an oxygen reservoir? |
|
Definition
**Back:** Yes — with supplemental O₂ 15 L/min |
|
|
Term
**Front:** What does activation of a relief valve alarm indicate? |
|
Definition
**Back:** Overpressure or malfunction |
|
|
Term
**Front:** What is included in the secondary assessment? |
|
Definition
**Back:** Medical history |
|
|
Term
**Front:** What is the purpose of suction equipment? |
|
Definition
**Back:** Clear airway in unconscious or stoma patients |
|
|
Term
**Front:** What airway device might be needed for allergic reactions? |
|
Definition
**Back:** Pocket mask with supplemental oxygen — flow rate 6–10 L/min |
|
|
Term
**Front:** What maneuver helps open the airway? |
|
Definition
|
|
Term
**Front:** What is the recommended flow rate for a non-rebreather mask? |
|
Definition
|
|
Term
**Front:** What is the recommended flow rate for a simple face mask? |
|
Definition
|
|
Term
**Front:** What is the recommended flow rate for a nasal cannula? |
|
Definition
|
|
Term
**Front:** What is the recommended flow rate for a BVM with reservoir? |
|
Definition
|
|
Term
**Front:** What is the recommended flow rate for a pocket mask? |
|
Definition
|
|