Physiology Questions

Long-term energy is provided by the ___________________ system and lasts 2 minutes to hours.

If you apply HR during UE or static exercise to the HR/VO2 line established during cycling or running it will ____________________ O2 uptake and EE.

During a 90 second test, what is the relative contribution of each energy system?

The AACVPR Risk Stratification is divided into 3 categories: ____________________________________________. It is used for individuals with ____________________.

Arm exercise or static exercise produces ________________ HR compared to dynamic leg exercise at any submaximal O2 uptake.

Fat provides energy at rest & during __________________________ activity.

A person with lower HR tends to have _____________ exercise capacity and ______________ VO2max.

Body stores of _________(fat or carbs) are larger, but not as easily accessible, therefore it is limited as an energy source by its rate of energy release

There is a net yield of _____ ATPS from 1 glucose molecule.

the gold criterion measure for cardiorespiratory fitness (aerobic capacity & endurance fitness)

VO2max can be expressed in absolute terms (________) or relative terms (______________) to compare b/w people w/ different body masses.

Limits of exercise intensity depend on rate that cells extract, conserve, & transfer chemical energy. What factors affect the rate of energy transfer (bioenergetics) from chemical to mechanical energy?

During a 30 second test, what is the relative contribution of each energy system?

What are the 2 physiologic indicators of the short-term energy system?

While steady state is similar in trained & untrained individuals, trained people reach steady state faster, leading to a _____________ O2 deficit.

Which of the following statements about ATP are true? Mark all that apply.A) ATP is the body's energy currency.B) The body maintains a continual energy supply through ATP.C) ATP has high energy bonds.D) ATP is the chemical driving force behind our muscle contractions

1 glycerol yields ______ ATP molecules.

Light intensity exercise relies mainly on low level ______________ metabolism, during which large quantities of _______________ provide energy and there's only moderate use of the stored glycogen.

Performance tests of anaerobic power & capacity rely on maximal activation of the intramuscular ATP-PCr energy reserves. List some examples of these tests.

VO2max is the highest O2 uptake achieved despite increases in exercise intensity & represents an individual's capacity for: