Physi Final Review Cards Flashcards
What is the Respiratory Quotient?
-The amount of CO2 being produced as O2 being consumed
What is the function of type 1 alveolar cells?
Part of alveolar wall
What is the function of type 2 alveolar cells?
Secrete Pulmonary Surfactant
-Increases surface area of alveoli/ limits friction
What is asthma ?
- Thickening of the air walls of the respiratory tract due to histamine-induced oedema.
- Excessive secretion of mucous
- constriction of the airways
What is newborn respiratory distress syndrome?
Infants don’t have enough pulmonary surfactent
What is Tidal Volume?
The volume of air entering or leaving the lungs during a single breath
What is Inspiratory Reserve Volume?
-The volume of air that can be inspired maximally, over and above tidal volume.
What is Inspiratory capacity?
-The volume of air that can be inspired after the end of a normal expiration.
What is Expiratory Reserve Volume?
The maximum volume of air that can be expired after maximally contracting muscles.
What is Residual Volume?
-The amount of air left in the lungs after a maximal expiration.
What is functional residual capacity?
The volume of air remaining in the lungs after a quiet, regular breath.
What is Vital capacity?
Max volume of air that can be moved out during a single breath following a maximal inspiration
Total Lung capacity?
-The max volume of air the lungs can hold
Forced expiratory volume in one second?
-The volume of air that can be exhaled during the first second of expiration of a VC trail
Hormones involved in bone deposition (formation)
Vitamin D - adrenal glands
