take it to the limit 17

vo2

the highest rate at which the body can take in, transport and utilize oxygen to perform muscle work

• inhale oxygen

• oxygen diffuses into blood (take in)

• oxygenated blood is distributed to working msucles

• oxygen diffuses into muscle (transport)

• oxygen diffuses into mitochondria

• oxygen is consumed during the etc to produce co2

modifications in vo2 factors will result in

changes to vo2 max

x

x