VO2 Max.

Question 1

Define VO2 Max.

Answer 1

The maximum volume of oxygen that can be consumed and used by the muscles per minute.

Question 2

List the Determinates of VO2 Max.

Answer 2

Red blood cells - haemoglobin.
Oxidative enzymes.
Slow twitch muscle fibres.
Size of alveoli.
Myoglobin.
Capillarisation.
Mitochondria.
Size of the heart.

Question 3

What do Genetics determine?

Answer 3

60% of physiology and VO2 max.

Question 4

List the Non-Changeable Determinates.

Answer 4

Age - VO2 max decreases by 1% each year after 25.
Sex - Moles have 30% larger VO2 maxes.

Question 5

List the Changeable Determinates.

Answer 5

Smoking - damage alveoli, swollen trachea, reduces gaseous exchange.
Diet - high cholesterol diet blocks blood from getting to muscles.
Weight - the heavier a person, the lower your relative VO2 max would be.