Lactate Inflexion Point

Lactate Inflexion Point

12th Grade

22 Qs

quiz-placeholder

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Lactate Inflexion Point

Lactate Inflexion Point

Assessment

Quiz

Physical Ed

12th Grade

Practice Problem

Medium

Created by

Joel Octigan

Used 2+ times

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22 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

At what exercise intensity does the lactate inflection point (LIP) typically occur?

Around 80-90% of maximal heart rate
Around 40-50% of maximal heart rate
Around 60-70% of maximal heart rate
Around 20-30% of maximal heart rate

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How does the body utilize lactate as a fuel source during exercise beyond the LIP?

Lactate is transported to other tissues and organs for energy production
Lactate is converted to pyruvate and stored as glycogen in the muscles
Lactate is converted to glucose and used as an energy source
Lactate is converted to ATP for immediate energy

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What factors contribute to the accumulation of lactate in the blood during high-intensity exercise beyond the LIP?

Increased production and decreased removal of lactate
Decreased production and increased removal of lactate
Increased production and increased removal of lactate
Decreased production and decreased removal of lactate

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which energy system is primarily responsible for ATP production during prolonged, submaximal endurance activities?

Aerobic system
ATP-PCr system
Anaerobic glycolysis system
None of the above

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the primary fuel source for the aerobic system during long-duration, low-intensity activities?

Fatty acids
Glucose
Lactate
Amino acids

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How does the body recover ATP and replenish energy stores during passive recovery after high-intensity exercise above the LIP?

Through aerobic processes, CP and glycogen synthesis
Through anaerobic processes and ATP-PCr resynthesis
Through lactate utilization and fatty acid oxidation
Through glucose breakdown and anaerobic glycolysis

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which sport activity relies heavily on the anaerobic glycolysis system and is likely to reach the lactate inflection point (LIP)?

200-meter freestyle swimming
Half-marathon running
Low-intensity yoga
Long-distance cycling

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