Question

In the elderly:

a) chest wall compliance is decreased

b) vital capacity is decreased by 20mL each year

c) closing volume is less than FRC

d) Pa O2 is lower than in the young

e) in a 70-year-old the alveolar/arterial oxygen difference is about 2.7kPa.

Answer 1

a) True; b) True; c) False; d) True; e) True