Trail guide to the body Questions With Solutions

Trail guide to the body Questions With
Solutions

hypertonicity is an increased tension of the muscles, meaning the muscle tone is

abnormally rigid, hampering proper movement.




Hypotonicity is a decreased tension in muscle tone.




skeletal muscle the voluntary contractile tissue that moves the skeleton




what is skeletal muscle comprised of muscle cells (fibers) and layers of connective tissue

(fascia) as well as numerous nerves and blood vessels




agonist a muscle or group of muscles that carry out an action is called an agonist.




synergist muscle that supports the agonist muscle




antagonist a muscle that has an opposite action of the agonist.

, Trail guide to the body Questions With
Solutions
what is the agonist and synergists when you dorsiflex your ankle Agonist: tibialis anterior


synergists: extensor digitorum longus & extensor hallucis longus




extensor digitorum longus




tibialis anterior




extensor hallucis longus




peronius tertius




what is the agonist and synergists when you plantarflex your ankle agonists:

gastrocnemius and soleus;

synergists are the other plantar flexors of the ankle

antagonists: tibialis anterior, extensor digitorum longus and extensor hallucis longus




parallel muscles long muscle fibers that run parallel to the length of the muscle