CW: Energy sources in muscles

Last updated over 1 year ago

16 questions

3

1

Last updated over 1 year ago

16 questions

3

3

3

3

1

Match the following types of muscle fibers with their characteristics:

Draggable item		Corresponding Item
Resting after exercise		Provides energy during oxygen limitation
Lactic-acid fermentation		Produces ATP
Aerobic cellular respiration		Breaks down lactic acid

Draggable item		Corresponding Item
Lactic acid buildup		Shifts to anaerobic processes
Rest and oxygen availability		Causes fatigue
Oxygen limitation during exercise		Restores muscle function

Draggable item		Corresponding Item
Mix of both fibers		Suitable for long-distance running
Fast-twitch fibers		Balanced performance in different activities
Slow-twitch fibers		Suitable for sprinting

Lactic acid

Carbon dioxide

Glucose

ATP

Oxygen excess

Lactic acid buildup

Protein synthesis

ATP production

Higher intensity

Less oxygen

Faster contraction

More endurance

Glycolysis

Photosynthesis

Fermentation

Aerobic respiration

True

False

True

False

True

False

Resistance to fatigue

Fast-twitch fibers

Slow-twitch fibers

Muscle contraction speed

Fast-twitch fibers

Oxygen storage ability

Slow-twitch fibers

Increased lactic acid production

Pyruvate

Glucose

ATP

Lactic acid

Glycolysis

Lactic acid fermentation

Krebs cycle

Cellular respiration

Myoglobin

Hemoglobin

Glycogen

Collagen

Match the following types of muscle fibers with their characteristics:

Slow-twitch fibers

High endurance

Slow-twitch fibers

Resist fatigue

Slow-twitch fibers

Contract slowly

Connect the process with its function in providing energy to muscles:

Resting after exercise

Provides energy during oxygen limitation

Lactic-acid fermentation

Produces ATP

Aerobic cellular respiration

Breaks down lactic acid

Match the following with their effects on muscle function:

Lactic acid buildup

Shifts to anaerobic processes

Rest and oxygen availability

Causes fatigue

Oxygen limitation during exercise

Restores muscle function

Connect muscle fiber types with their suitability for different activities:

Mix of both fibers

Suitable for long-distance running

Fast-twitch fibers

Balanced performance in different activities

Slow-twitch fibers

Suitable for sprinting

What provides energy for muscle contraction during aerobic cellular respiration?

Lactic acid

Carbon dioxide

Glucose

ATP

What causes fatigue in muscle cells during intense exercise?

Oxygen excess

Lactic acid buildup

Protein synthesis

ATP production

Why do slow-twitch fibers work well in long-distance running?

Higher intensity

Less oxygen

Faster contraction

More endurance

What process breaks down lactic acid in muscles during resting?

Glycolysis

Photosynthesis

Fermentation

Aerobic respiration

Muscles rely on lactic-acid fermentation for energy during intense exercise.

True

False

Slow-twitch fibers contract faster than fast-twitch fibers.

True

False

Slow-twitch fibers work well in long-distance running due to their endurance.

True

False

What type of muscle fibers have more endurance for long-distance running?

Resistance to fatigue

Fast-twitch fibers

Slow-twitch fibers

Muscle contraction speed

Which muscle fibers contain a substance that can hold more oxygen for respiration?

Fast-twitch fibers

Oxygen storage ability

Slow-twitch fibers

Increased lactic acid production

During aerobic respiration, what molecule serves as the energy source?

Pyruvate

Glucose

ATP

Lactic acid

What process occurs in muscles when not enough oxygen is available after intense exercise?

Glycolysis

Lactic acid fermentation

Krebs cycle

Cellular respiration

What substance found in slow-twitch fibers assists in holding more oxygen?

Myoglobin

Hemoglobin

Glycogen

Collagen