Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


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.

Remove ads
Don't know
Know
remaining cards
Save
0:01
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:
Retries:
restart all cards




share
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

Admon./Thor./Back

Muscle Actions

TermDefinition
diaphragm contraction causes flattening of diaphragm (moving inferiorly) during inspiration and thus expands thoracic cavity.
transversus abdominis unilateral action: laterally flexes vertebral column. bilateral action: flexes vertebral column and compresses abdominal wall.
rectus abdominis flexes vertebral column and compresses abdominal wall
external intercostalis elevate ribs during quiet and forced inspiration
internal intercostalis depresses ribs during forced expiration
external abdominal oblique unilateral action: laterally flexes vertebral column; rotation of vertebral column. bilateral action: flexes vertebral column and compresses abdominal wall
internal abdominal obliqueunilateral unilateral action: laterally flexes vertebral column; rotation of vertebral column. bilateral action: flexes vertebral column and compresses abdominal wall.
scalenes flex the head, neck, and/or vertebral column
erector spinae group (iliocostalis, logissimus, spinalis) extend head, neck, and/or vertebral column
Created by: ahasenmu