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week6lab

key terms

TermDefinition
agonist agent that works like or with (rather than against) another agent
antagonist agent that has an opposing effect or works against another agent
circular muscle muscle that circles a body tube or opening; sometimes called sphincter
convergent muscle muscle that radiates out from a small to a wider point of attachment; for example, pectoralis major
diaphragm he flat muscular sheet that separates the thorax and abdomen; a major muscle of respiration
fusiform muscles muscle that has fascicles close to parallel in the center of the muscle but converge to a tendon at one or both ends
lever system simple mechanical device that makes the work of moving a weight or other load easier
parallel muscles any long strap like muscle with parallel fascicles
pennate muscle muscle with fascicle attachments that appear “featherlike”
spiral muscle muscle that has fibers twisted between their points of attachment; for example, latissimus dorsi
Created by: user-1989243
 

 



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