Balance
What is the normal pH of blood?
7.35 - 7.45
What are the functions of the respiratory system?
gas exchange, olfaction, protection, pH regulation, production of chemical regulators
What do the shallow peaks on the spirogram represent?
https://docs.google.com/presentation/d/1uSggRR-i7PdmNPI3xsBD1hVLIG3sBfq4yGgSSdwvle4/edit?usp=sharing
TV
What type of tissue is present in the alveoli?
simple squamous epithelium
What molecule acts as buffer in the blood?
bicarbonate HCO₃⁻ via the bicarbonate buffer system (H₂CO₃ / HCO₃⁻)
normal breathing
eupnea
Amount of air inspired OR expired with each breath
Tidal Volume
What passageway contains stratified squamous epithelium and is a passageway for both air an food?
oropharynx, laryngopharynx
The majority of CO2 is carried in the blood as:
bicarbonate HCO₃⁻
Low or reduced oxygen supply to tissues
hypoxia
Amount of air remaining in the respiratory passages and lungs after a forceful expiration
Residual Volume
Cells present in alveoli to eliminate debris
macrophages
label C
https://docs.google.com/presentation/d/1RxS2z0GAEUEIumW3112nzAvfPv2LLRwpOblkxAx7tb0/edit?usp=sharing
respiratory bronchiole
no movement
bronchioles constrict >_______ is administered> bronchiole dilation
epinephrine
What is Vital Capacity?
IRV + TV + ERV
Type 2 alveolar cells
Label D
https://docs.google.com/presentation/d/1JxutXw-7Lklm6CGrq0_YHBLKZe175lx21WYoQR_tZPA/edit?usp=sharing
main/primary bronchi
In order to ensure efficient gas exchange perfusion should match___________?
ventilation
TLC= IRV + ___ + TV + RV
ERV
What is Total Lung Capacity?
IRV + ERV + TV + RV
The smallest branches of the conducting zone structures
Lack cartilage and are composed entirely of smooth muscle
terminal bronchioles