How Muscles Move Bones

When we straighten our arm, ..............

• the biceps and triceps contract

• the biceps contract and the triceps relax

• the biceps relax and the triceps contract

• the biceps and triceps relax

What do our thigh muscles do?

• move our arm

• move our neck

• move our ankle

• move our leg

which muscles do you use to bend your arm ?

• calf muscles

• thigh muscles

• biceps muscles

• stomach muscles

Choose the correct stament

• A muscle is rigid and flexible.

• A muscle is rigid and hard.

• A muscle is flexible and hard.

• A muscle is soft and flexible.

We can move due to...

• Muscles.

• Joints.

• Bones, muscles and joints.

• Tendonds.

Which kind of muscles move the skeleton?

• skeletal muscles

• smooth muscles

• cardiac muscles

Which connective tissue connects muscles to bones?

• ligaments

• cartilage

• tendons

When muscles contract, they pull on bones to create movement. What is the role of tendons in this process?

• They connect muscles to bones

• They connect bones to bones

• They provide energy for muscle contraction

• They protect muscles from injury

Which type of muscle is primarily responsible for voluntary movements, such as lifting an arm?

• Cardiac muscle

• Smooth muscle

• Skeletal muscle

• Involuntary muscle

What happens to the biceps muscle when you bend your elbow?

• It contracts

• It relaxes

• It lengthens

• It remains unchanged