Human Physiology:Breathing and Exchange of Gases – 2
Mechanism of Breathing
graph TB
A[Mechanism of Breathing]
A --> B[Inhalation]
B --> C[Diaphragm contracts]
B --> D[Rib cage expands]
B --> E[Air is drawn into the lungs]
A --> F[Exhalation]
F --> G[Diaphragm relaxes]
F --> H[Rib cage contracts]
F --> I[Air is expelled from the lungs]
Graphical Vol
graph TD;
A[Graphical Vol] --> B((Biology));
B --> C{Cell Biology};
B --> D[Genetics];
B --> E[Ecology];
B --> F[Evolution];
Lung Volumes
graph TB
LV("Lung Volumes")
LV --> TV("Tidal Volume")
LV --> IRV("Inspiratory Reserve Volume")
LV --> ERV("Expiratory Reserve Volume")
LV --> RV("Residual Volume")
LV --> IC("Inspiratory Capacity")
LV --> FRC("Functional Residual Capacity")
LV --> VC("Vital Capacity")
LV --> TLC("Total Lung Capacity")
Exchange of Gases
graph TD;
A[Exchange of Gases];
B[Respiratory Surfaces];
C[Methods of Gas Exchange];
D[Human Respiratory System];
E[Gas Exchange in Plants];
A-->B;
A-->C;
A-->D;
A-->E;
B-->F[Skin];
B-->G[Gills];
B-->H[Lungs];
C-->I[Diffusion];
C-->J[Active Transport];
D-->K[Nose];
D-->L[Trachea];
D-->M[Lungs];
D-->N[Alveoli];
E-->O[Stomata];
E-->P[Photosynthesis];
Partial Pressure of o2 and co2
graph TB
A[Partial Pressure] --> B[O2]
A --> C[CO2]
B --> D[Definition]
B --> E[Factors affecting O2 partial pressure]
C --> F[Definition]
C --> G[Factors affecting CO2 partial pressure]
D --> H[Partial pressure of O2 is the pressure that O2 would have if it alone occupied the volume]
E --> I[Altitude]
E --> J[Temperature]
F --> K[Partial pressure of CO2 is the pressure that CO2 would have if it alone occupied the volume]
G --> L[Respiration Rate]
G --> M[Exercise]
