Muscular System

Front

What type of muscle is found in the heart?

Back

Cardiac

Front

Which type(s) of muscle are NOT striated? Options: Cardiac, Skeletal, Smooth

Back

Smooth

Front

Which type(s) of muscle are voluntary? Options: Cardiac, Skeletal, Smooth

Back

Skeletal

Front

When muscles exert a force, they are only able to...

Back

pull

Front

Tendons attach...

Back

muscle to bone

Front

What happens to a muscle when it contracts?

Back

shortens

Front

In order to move bones in opposite directions, muscles often...

Back

work in pairs

Front

Muscles first are stimulated to contract by...
Options: mitochondria, neurons, nuclei, sarcomeres

Back

neurons

Front

Myofibrils are made of...

Back

sarcomeres

Front

Within a sarcomere, myosin filaments pull on...
Options: actin filaments, other myosin filaments, muscle fibers, Z lines

Back

actin filaments