Please enable JavaScript.

Coggle requires JavaScript to display documents.

FITNESS TEST (Breathing rate (Respiratory (Build up from (Lung (Gaseous…

- - - - Get oxygen
        
        Inhalation
        
        Rib cage upwards and outwards
        
        Oxygen reaches alveoli
        
        Volume in chest cavity increases
        
        Control by medulla oblongata
        
        Diaphragm contracts & move downwards
      - Release CO2
        
        Exhalation
        
        Reverse with inhalation
        
        Control
        
        Forms breathing control center
        
        Prevent lung from over expanding
        
        Inhalation
        
        Sensors detect stretching of lung tissue
        
        Send nerve impulse to control circuit in medulla
        
        Inhibit further inhalation
        
        Transport in the form
        
        Carbaminohaemoglobin
        
        Carbonic acid
        
        Dissolved CO2
        
        During exercise
        
        [CO2] Increases, [H+] Increases, pH decreases #
        
        Rate of breathing increases
    - - Lung
        
        Gaseous exchange
        
        At tissue
        
        PCO2 increases
        
        CO2 diffuses to PCO2 decreases #
        
        Blood capillary
        
        At lung
        
        Inhale
        
        PO2 increases
        
        O2 diffuse to increase PO2
        
        Bohr shift
        
        PO2 decreases, O2 unload increase to tissue
        
        Produce CO2
        
        pH decrease
        
        Affinity of hemoglobin for O2 decrease
      - Muscle
      - Airway
        
        Trachea→Bronchus→ Bronchiole→ Alveoli #
        
        Structure adaption
        
        Large surface area
        
        Moist film lining
        
        Extremely thin
        
        Surrounded by numerous capillaries
- - - - Pulmonary circulation
      - Systemic circulation
    - - Phases
        
        P-wave Atrial depolarization
        
        QRS-complex
        
        T-wave Ventricular repolarization
      - Function
        
        Record activity of heart
        
        Identify any abnormalities