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Circular Muscles are found at the openings of the body
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∙ 13y ago
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The muscles that are found at openings of the body are collectively called?
Sphincters (circular muscles)
Where is circular muscles usually found?
around the eyes and lips
What function does the circular muscle serve in the earthworm?
Circular muscles help in extension and narrowing of the body of the earthworm. When circular muscles contract the protractor muscles relax causing the retractor muscles to contract, thus withdrawing the setae.
What muscles are involved in gidestion?
smooth muscles(circular and longitudial)
What are the two types of muscles earthworms have?
circular muscleslongitudinal muscles
What muscles are responsible for pupil construction and dilation?
circular muscles
What happen to the shape of the earthworm when the circular muscles contract?
When the circular muscles of an earthworm contract, the segments of its body become thinner and longer, causing the earthworm to elongate and appear stretched out.
What is the circular muscles that help keep urine from leaking?
Sphincter Muscles
What is The movement of earthworms dependent on?
circular muscles
How are the functions of longitudinal and circular muscles in annelids different?
The longitudinal and circular muscles are antagonistic. This means that they are paired and while one contracts, the other relaxes.
What are the two major groups of body muscles in annelids called?
Circular and Longitudinal muscles.
What two muscles of facial expression that are circular and their function?
The two facial muscles that are circular are the Orbicularis Oculi(around eye), and the Orbicularis Oris(around mouth).
