BT_PO 1.37 The stressed respiratory system

BT_PO 1.37 Discuss the effect of the following on ventilation:

· Changes in posture

· Exercise

· Altitude

· Anaesthesia

· Ageing

· Morbid obesity

TRUE/FALSE  FRC in healthy adult males, is reduced by approximately 500ml when supine

TRUE/FALSE  Ventilatory adaptation to high altitude takes approximately one week

TRUE/FALSE  During bag/mask ventilation, total dead space (apparatus and physiological) comprises approximately half the tidal volume

TRUE/FALSE  FRC reduces with age

TRUE/FALSE  Increased respiratory resistance in obesity is mostly due to increased airways resistance

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