SFBFC Exam Questions and Answers
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Explain Aerobic Energy System - ✔✔- The main body system that
produces energy for activity lasting more than 3 to 4 minutes
- Improves the bodies ability to take in, transport, and use oxygen.
- Improves the body composition (reduces body fat), blood lipid profiles,
and reduces the risk of developing heart disease.
Two types of Body Adaptations (Changes) - ✔✔- Immediate
- Long-term
Explain Immediate Adaptations - ✔✔- Changes which occur over the
course of a couple of weeks when beginning a cardiovascular training
program
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, 3 Primary Short-term Changes - ✔✔- Decrease in heart rate at rest or
when exercising is the most noticeable change that can be detected by the
individual.
- Increase in blood flow
- Heart becomes stronger and develops a more forceful contraction,
allowing more blood to be pumped.
Genetic Influence on Training - ✔✔- Some individuals may see more
dramatic improvements than others due to:
* Cardiopulmonary system that is better adapted to deliver large amounts
of oxygen to the muscle.
* High percentage of Type I muscle fibers that effectively use the oxygen
that is delivered to them. Type I muscle fibers are those that are able to
contract repeatedly with low force for long periods of time without fatigue.
Long-Term Physiological Changes - ✔✔Changes which occur after more
than 16 weeks of training.
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