Muscle speed

Voluntary muscles usually works

• With organs

• Across bones

• Across joints

• None of the above

Voluntary muscles are attached to the bones by

• nails

• glue

• Adhesive

• Tendons

Muscles work in groups of

• 2

• 3

• 4

• 5

Muscle contraction meaning

• muscle shortening

• muscle lengthening

• Muscle relaxing

• none of the above

When we bend the elbow

• the quadriceps muscle shorten and triceps lengthen

• the biceps muscle shorten and triceps lengthen

• the quadricep muscle shorten and hamstring lengthen

When the muscles work in pairs they are called

• atheist muscle action

• agonist muscle action

• Antagonist muscle action

Muscle fibres are of

• 1 type

• 2 types

• 3 types

• 4 types

When muscles contract actually the fibres contracts

• True

• False

• None of the above

At the time muscle contraction not all fibres contract

• True

• False

• None of the above

Types of muscle are

• Slow twitch, first twitch

• Slowly twitch, first twitch

• Slow twitch, fast twitch