Exercise at altitude

Question 1

What is Boyle’s Law

Answer 1

At a constant temperature, the volume of gas is inversely proportional to its pressure

Question 2

What occurs to barometric pressure at PO2 at altitude

Answer 2

Decrease

Question 3

Is ventilatory drive higher or lower at altitude

Answer 3

Higher

Question 4

Is max capacity higher or lower at altitude

Answer 4

Lower

Question 5

What does EPO do at altitude

Answer 5

Increases, increased number of RBC and therefore Hb

Question 6

Is a decreased plasma volume positive or negative and why

Answer 6

Positive, acute loss. short term increase in haematocrit

Question 7

Effect of respiratory alkalosis at altitude

Answer 7

washout of CO2 increases pH. kidneys extrete base to restore pH. blood buffering capacity is reduced

Question 8

How long does it take to acclimate to an altitude of 3000m

Answer 8

3-6 weeks. Add 1 week for every additional 600m

Question 9

Name 2 strategies for sea-level athletes competing at altitude

Answer 9

compete ASAP after arriving, train high for 2 weeks before competing

Question 10

Name the best way highly trained athletes to acclimate

Answer 10

Passively. Live high, train low