Muscular System (Btec)

Muscles work in...

• isolation

• antagonistic pairs

• agonistic pairs

The agonist is the muscle which...

• contracts

• relaxes

What is a sporting example for the high jump?

• Type 2x

• Type 2a

• Type 1

Which muscle fibre has the greatest capillary and 02 supply?

• Type 2a

• Type 1

• Type 2x

Which type of muscle is voluntary?

• skeletal

• cardiac

• smooth

isometric contractions are...

• when the muscle changes in length

• when the muscle shortens

• when there is no change in muscle length

the synergist muscle...

• creates the movement

• supports the movement

• stabilises the movement

DOMS is caused by...

• microtears to the muscle

• concentric contractions

• eccentric contractions

• weight/strength training

Eccentric contraction example

• upwards phase of a squat

• downwards phase of a squat

The role of the fixator muscle is to...

• relax

• stabilise the joint

• help with the agonist contracting