SKELETAL MUSCLES AND MOVEMENT Flashcards
Where do skeletal muscles attach to?
Attach on individual bones or soft tissue
Skin
Muscles of facial of expression
True or False: Skeletal muscles usually cross at least one joint (sometime more)
True
How is movement produced in skeletal muscles?
Pull a bone toward another so that movement is produced at a joint
What can skeletal muscles do?
Stabilize a joint, so other muscles can act and produce movement
What is an example of skeletal muscles stabilizing a joint?
Wrist extensors stabilize the wrist joint when finger flexors contract to grasp firmly an object
Action
Type of movement
Insertion (Mobile)
Muscle attachment to moveable bone
Origin (Fixed)
Muscle attachment to stationary bone