Muscular System

__________ connect muscles to bones

• tendons

• collagen

• joints

• cartilage

__________ protects bones from rubbing against each other.

• joints

• cartilage

• sutures

• tendons

Your shoulder joint is an example of __________.

• a hinge joint

• a saddle joint

• a pivot joint

• a ball-and-socket joint

About how many muscles do you have in your body?

• 600

• 50

• 1,000

• 100

Which is NOT a kind of muscle in the human body?

• exoskeletal

• smooth

• skeletal

• cardiac

Muscles usually work in __________ .

• sets of 5

• pairs

• sets of 4

• sets of 3

What best describes your heart?

• smooth muscle

• skeletal muscle

• cardiac muscle

• memory muscle

Muscles are working in your body even when you are asleep and still.

• True

• False

In the average person, _____ % of your body weight comes form muscles.

• 40

• 60

• 20

• 10

Muscles are attached to bones by __________ .

• ligaments

• fibers

• joints

• tendons