Question

Differentiate between striated (Skeletal Muscles), unstriated (Smooth Muscles), and cardiac muscles based on their structure and site/location in the body.

Answer 1

Skeletal Muscles

1. These muscles are located beneath the layers of skin and are connected to tendons and bones.
2. They are responsible for creating movement and are under voluntary control.

Cardiac Muscles

1. This muscle is only found in the heart.
2. It is responsible for contracting and relaxing the pumping of the blood around your body.
3. The cardiac muscle is involuntary.

Smooth Muscles

1. This muscle forms the walls of the organs, glands, and blood vessels within the body.
2. It is responsible for expanding and contracting the passage of blood and other fluids through the vessels and organs.
3. Smooth muscle is an involuntary muscle.

Skeletal Muscles	Smooth Muscles	Cardiac Muscles
1.Cells are cylindrical.	1.Cells are elongated.	1. Cells are cylindrical.
2.Cells are not branched.	2.Cells are not branched.	2.Cells are branched.
3.Cells are multinucleated.	3. Cells are uninucleate.	3.Cells are uninucleate.
4. Alternate light and dark bands are present.	4.There are no bands present.	4. Few faint bands are present.

Differentiating on the basis of site/location:



Skeletal Muscles	Smooth Muscles	Cardiac Muscles
1.These muscles are present in body structures like hands, legs and tongue.	1. They are present on the linings of the alimentary canal and the blood vessels.	1. These muscles are present on the walls of the heart.