BIOL 235 MIDTERM EXAM 2
1) Between the origin and insertion which is usually located
proximally in limbs?
Origin
2) What happens during REVERSE MUSCLE ACTION?
specific movements of the body the actions are reversed
THEREFOR the positions of the origin and insertion of a
muscle are switched
3) What is a mechanical advantage using the example of a lever?
If the load is closer to the fulcrum and the effort is farther from
the fulcrum only a small about of effort is needed to move the
load
4) Bones serve as levers and joints serve as ________ for the lever
fulcrum
5) Agonist (Prime Movers) _________ muscles while antagonist
____________ muscles
contract, relax
6) What are muscles that contract and stabilize the intermediate
joints called?
synergists
1) Between the origin and insertion which is usually located
proximally in limbs?
Origin
2) What happens during REVERSE MUSCLE ACTION?
specific movements of the body the actions are reversed
THEREFOR the positions of the origin and insertion of a
muscle are switched
3) What is a mechanical advantage using the example of a lever?
If the load is closer to the fulcrum and the effort is farther from
the fulcrum only a small about of effort is needed to move the
load
4) Bones serve as levers and joints serve as ________ for the lever
fulcrum
5) Agonist (Prime Movers) _________ muscles while antagonist
____________ muscles
contract, relax
6) What are muscles that contract and stabilize the intermediate
joints called?
synergists
