Worksheets8.7 Skeletal Muscles & Body Movement
Total questions: 14
Worksheet time: 8mins
Bones and muscles interact as _____ for movement.
compound machines
levers
sarcomeres
tension
What attaches a muscle to the bone.
ligaments
tendons
tension
levers
The _____ of a skeletal muscle in the less moveable end
origin
insertion
antagonist
synergist
The _____ of a skeletal muscle the more moveable end
origin
insertion
antagonist
synergist
When muscles contract, it pulls_____
the insertion toward the origin
the origin toward the insertion
the less moveable end toward the more moveable end
Muscles can have only 1 origin and 1 insertion.
true
false
The biceps brachii is named that because _____.
It has 2 origins.
It has 2 insertions
It has 4 origins
It has 4 insertions
Decreases the angle between bones at a joint
flexion
extension
elevation
retraction
Increases the angle between bones at a joint
flexion
extension
elevation
retraction
Skeletal muscles usually function ___.
alone
as groups
The muscle that causes the action and does the majority of the work
agonist
prime mover
antagonist
synergist
The muscles that assist the prime mover
agonist
prime mover
antagonist
synergist
The muscles that oppose an action.
agonist
prime mover
antagonist
synergist
A muscle can be a synergist for one action and an antagonist for another action.
true
false
