Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Key Terms

Muscular System

Adduction moving a body part toward the midline
Abduction moving a body part away from the midline
Cardiac muscle forms the wall of the heart and contracts to circulate blood
Circumduction Moving in a circle at a joint or moving one end of a body part oin a circle while the other end remains stationary, such as swinging an arm in a circle
Contract nerves become short and thick
Contractability muscle fibers that are stimulated by nerves coontract, which cause movement
Contractures severe tightening of a flexor muscle resulting in bending at a joint caused by lack of use
Elasticity Allowas the muscle to return to its original shape after it has contracted or streched
Excitability irritability; the ability to respond to a stimulus such as nerve impulse
Extensibility the ability to be streched
Extension Increasing the muscle between two bones or straightening a body part
Fascia A tough, sheetlike membrave that covers and protects the tissue
Flexion decreasing the angle between two bones or bending a body part
Insertion the end that moves when a muscle contracts
Involuntary Muscle function without conscious thought or control
Muscle tone state of partial contraction and is sometimes described as a state of readiness to act
Muscular System made of over 600 muscles
Origin When a muscle attaches to a bone, the end that does not move
Rotation turning a body part around its own axis; for example,turning the head from side to side.
Skeletal muscle It attaches to the bone and causes body movements
Tendons Strong, though connective tissue cords that attach some muscles
Visceral(smooth) muscle is found in the internal organs of the body (digestive,, respiratory systems, blood vessels and eyes) It contracts to cause movement in these organs
Voluntary A person has control over these muscles
Created by: dp



Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards