Describe the structure and function of various types of muscles.

      

Describe the structure and function of various types of muscles.

  

Answers


Eric
i) skeletal muscles
- Also called voluntary/striated/stripped muscles
- They are attached to skeleton
-They consist of striated, multinucleated, ling fibers and are cylindrical shaped
-Found on legs, arms, eyes, neck where they cause movement
ii) Involuntary muscles
-Also called smooth/visceral/unstriated/unstripped
-Their movement is not controlled by the will
-They are unstriated, nucleated, short fibred and spindle shaped
-Are found in alimentary canal, blood vessels, secretory glands, other tubular visceral
organs, bladder, uterus, urinary tract, reproductive system, respiratory tract, ciliary body,
iris
iii) Cardiac muscles
-Also called myocardium
-Found in the walls of the heart
-Are not under control of the will
-Composed of long cylindrical cells with special junctions
-Myogenic i.e. generate their own contraction
-They are not fatigued
-Their function is contraction of the heart to pump blood
ericmunguti answered the question on October 9, 2018 at 07:14


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