Ch. 22 Respiratory Flashcards
O2 needed for…?
Cellular respiration; making ATP
O2 concentration gradient decreases…
towards cells
CO2 concentration decreases
from cells towards atmosphere
ATP
Glucose+ATP
Atmospherelungs
Pulmonary ventilation
LungsBlood
Pulmonary Respiration
BloodTissue
Tissue respiration
Within cell using CO2 to make ATP
Cellular Respiration
Nose/Pharynx
Upper Respiratory
Larnyx, Trachea, Bronchioles, lungs
Lower Respiratory
Nose epithelium
Ciliated psuedostratified columnar
Mucus is made by
Goblet cells
Superior to vocal chords (false vocal chords)
Vestibular Folds
True Vocal Chords
Vocal chords
Superior portino of cricoid
Arytenoid cartlidge
Trachea epithelium
Ciliated psuedostratified
Junction of bronchial tree
Carina
Primary Bronchials
1L/1R
Secondary Bronchials
2L/3R
Bronchial Tree
Trachea->Primary Bronchial’s->Secondary Bronchial’s->Terminal Bronchial’s->->->
Terminal bronchiels onward…
Respiratory Bronchioles->Aveolor ducts->Alveoli
Epithelium of lungs and alveoli
Simple squamous
Cells that perform gas exchange
Type I alveolar cells
Cells that secrete surfactant
Type II alveolar cells
Type I alveolar cell epithelium
Simple Squamous
Type II alveolar cell epithelium
Cuboidal
Third lung cell type
Macrophages (dust)
Breathing Rate
12 bpm
Normal Breathing
Eupnea
Up Volume down pressure
Inhalation
Down Volume Up Pressure
Exhalation
Inhalation muscles
Diaphragm
External intercostals
Elastic rebound
Exhalation
Exhalation accessory muscles
Rectus abdominus
Obliques
Holding breathe and pushing…
Valsalva maneuver
CO2 transport (3)
H2CO3 (90%)
Hemoglobin
Plasma