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Anatomy week 1-6

QuestionAnswer
The muscle fascicle arrangement for Orbicularis oris is best characterized as circular
This arrangement of muscle fascicles tends to be triangular in shape. The Pectoralis major is an example of a muscle with this type of muscle fascicle arrangement. convergent
The rectus femoris demonstrates this type of muscle fascicle arrangement. bipennate
A muscle with fascicles that insert into only one side of the tendon is categorized as unipennate
In addition to the Pectoralis major, another muscle that displays this pattern of fascicle arrangement is Latissimus dorsi. convergent
This arrangement of fascicles tends to provide the greatest range of motion (shortening distance), though not the greatest power. parallel
An example of a muscle with this type of fascicle arrangement is the orbicularis oris. circular
The long axes of the fascicles run parallel to the long axis of the muscle is a description of this type of fascicle arrangement. parallel
When muscle fascicles are arranged in concentric rings this arrangement is referred to as circular
The arrangement of muscle fascicles in a sphincter is circular
Which type of fascicle arrangement shortens the least? bipennate
The biceps brachii operates in a ________-class lever system. third
The gastrocnemius operates in a ________-class lever system. second
The elbow joint is an example of a fulcrum as the biceps brachii flexes the forearm. true
Third-class lever systems, like most skeletal muscles, enable great strength but sacrifice speed and distance of movement. false
A lever system operating at a mechanical advantage can move a large load a short distance with a small amount of effort. true
What is the functional relationship between the brachialis and the biceps brachii? synergistic
Created by: BaileeBeard
 

 



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