The Muscular System

Front

How many muscles are in the muscular system?

Back

over 650

Front

Which is a function of muscle? Options: skeletal movement, provide structure, protect internal organs, store minerals

Back

skeletal movement

Front

The muscle's ability to change or be changed according to circumstances is: excitability, flexibility, extensibility

Back

flexibility

Front

What are the two functional classifications of muscles?

Back

voluntary and involuntary

Front

Muscles that are controlled consciously are: involuntary muscles, voluntary muscles

Back

voluntary muscles

Front

What are the 3 types of muscles?

Back

skeletal, cardiac, smooth

Front

Skeletal muscle is classified as:

Back

striated and voluntary

Front

Muscles attach to bone via:

Back

tendons

Front

What are the 2 types of myofilaments?

Back

thick and thin

Front

Within a sarcomere, the thin myofilament is called:

Back

Actin