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.
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

AP MOD. II-Muscular

skeletal muscle striated or voluntary muscle
cardiac muscle heart muscle
smooth muscle nonstriated, involuntary muscle
origin part of muscle that attaches to the bone-fixed
insertion part of muscle that attaches to the bone that moves
body main part of muscle
prime mover muscle whose contraction is mainly responsible for producing a given movement
synergist muscle whose contractions help the prime mover
antagonist muscle whose actions oppose the action of the prime mover
tonic contractions produce no movement of body parts, maitain posture
fatigue reduced strength of muscle contraction
oxygen debt metabolic effort required to burn excess lactic acid accumulated during prolonged exercise
atrophy decrease in muscle size due to disuse
hypertrophy increase in muscle size due to regular exercise
isotonic contractions produces movement at a joint, muscle changes length
isometric contractions do not produce movement, muscle does not shorten
twitch contractions quick, jerky responses
tetonic contractions sustained and steady contractions
flexion decreases angle between two bones and joint, bending
extension increases angle between two bones and joint, straightening
abduction movement of part away from midline of body
adduction movement of part toward midline of body
myopathies muscle disorders
cramps painful muscle spasms
Poliomyelitis viral infection
Duchenne muscular dystrophy genetic disorder characterized by rapid progression of weakness and atrophy
Myasthenia gravis autoimmune muscle disease characterized by weakness and chronic fatigue
Created by: ddoyon