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.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

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.

Remove ads
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

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

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

Anatomy- Chapter 9

Muscle Fibers Another name for muscle cells.
Myofilaments Actin and Myosin-microfilaments. Includes both of the two.
Skeletal Muscle Tissue packaged into the skeletal msucles, organs that attach to and cover the bony skeleton; are longest muscle cells; are striated, and are controlled voluntarily; connect muscle to bone; referred to as muscular system.
Cardiac Muscle only occurs in the heart; involuntary; striated; coordinated activity to act like a pump.
Smooth Muscle found in walls of hollow visceral organs; no strations; involuntary; coordinated activity to act like a pump.
Excitability (irritability); abiliy to receive and respond to a stimulus, that is, any change in environment.
Contractility ability to be stretched or extended.
Elasticity ability of a muscle fiber to recoil and resume its resting length after being stretched.
4 main functions of Muscle 1. Producing Movement 2. Maintaining Posture 3. Stabilizing Joints 4. Generating Heat
Insertion "moveable bone" ; contracts, and moves toward the immovable or less movable bone.
Origin "immovable bone" ; lies proximal to the insertion.
Sarcoplasmis Reticulum an elaborate smooth endoplasmic reticulum, with interconnecting tubules surrounding each myofibril. Create channels called "terminal cisternae" ; place where Calcium Ions are stored.
Created by: cbranham12