Intercalated discs are found within which muscle types Selec

Intercalated discs are found within which muscle types? Select all that apply.

Part A Intercalated discs are found within which muscle types? Select all that apply. O Skeletal O Smooth Cardiac O None of the above Submit My Answers Give Up Part B Striations are found within which muscle types? Select all that apply. O Skeletal O Smooth Cardiac O None of the above Submit My Answers Give Up Part C Muscles that are over a foot in length exist within which muscle types? Select all that apply O Skeletal O Smooth Cardiac O None of the above

Solution

Answers : PART A

The correct answer is C ( cardiac muscle cells) : Intercalated discs are unique to cardiac muscles. cardiac muscles are attach end to end by transverse thickenings called intercalated discs which contains both desmosomes and gap junctions.

PART B : The correct answer is A (skeletal muscle cells).Skeletal muscle is usually attached to the bones of the skeleton with striations, alternating light and dark bands within the fibers that are visible under a light microscope.