Med-Surg Unit 4 Study Guide: Respiratory System

Flashcards created to cover key vocabulary and concepts related to the respiratory system based on the lecture notes.

Hypoxemia

Low oxygen in the blood.

Hypoxia

Low oxygen in tissues.

Nasal Cannula

Oxygen delivery device that provides 1-6 L/min with FiO₂ range of 24-44%.

Simple Face Mask

Oxygen delivery device requiring ≥5 L/min flow rate, with a FiO₂ range of 40-60%.

Venturi Mask

High-flow oxygen delivery device that delivers a precise FiO₂, best for COPD patients.

Tracheostomy

Stoma created for airway access following a surgical incision into the trachea.

Post-Op Interventions

Monitor vital signs, lung sounds, trach site, and provide suctioning and trach care.

Rhinosinusitis

Inflammation/infection of nasal and sinus mucosa.

Obstructive Sleep Apnea (OSA)

Condition where soft tissue collapses, leading to upper airway obstruction during sleep.

Polysomnography

Sleep study used to diagnose sleep apnea.