week 1 Flashcards
What is dyspnoea?
being unable to breathe easily for the level of activity
What is orthopnoea?
increased SOB on lying
What is paroxysmal nocturnal dyspnoea?
sudden SOB at night
What is tachypnoea?
rapid breathing
What is hyperventilation?
ventilation in excess of metabolic requirements
In what patients is a tracheal tug most common?
patients with progressed COPD
in children with breathing difficulties
in children who are distressed
What is a wheeze?
narrowing of airways producing a whistling or sighing noise
What are the main symptoms of a wheeze?
tightness, particularly on expiration
breathlessness
When is a cough abnormal?
if persistent, painful or productive of sputum
What is the primary function of the respiratory system?
supply the body with oxygen taken from the atmospheric air and to dispose of carbon dioxide AKA respiration
What are the 4 stages of respiration?
ventilation
external respiration
gas transport
internal respiration
What two stages of respiration is the respiratory system responsible for?
ventilation
external respiration
What is ventilation?
the process of moving gas in and out of the lungs/alveoli achieved by rhythmical changes in the volume of the thoracic cavity
What is work of breathing?
the total expenditure of energy necessary to accomplish the act of breathing
