Question

Skeletal muscles whose primary function is extension of a joint include the

Answer 1

The answer is triceps muscles. These muscles run along the back of the upper arm while the biceps run along the front. The triceps muscles allow the arm to extend at the joint of the elbow, therefore an antagonist of the biceps that bend the forearm.

Answer 2

Skeletal muscles whose primary function is an extension of a joint include joint in elbow, knee, shoulder, and hip. The movement including flexion, extension, abduction, and rotation.

Further explanation

Skeletal muscle also called voluntary muscles, it means it controlled consciously, for example walking, speaking, running and writing. Skeletal muscles are attached to bones by tendons, this muscle's contractions produce all the movement of the body parts. Skeletal muscle contraction also maintains body posture and position. In the simple word, here are four main functions of skeletal muscles:

• to provide movement
• to produce heat and energy for the  
• to maintains  
• to protects internal organs.

Skeletal muscle is any muscles that connect to and controls the motions of the skeleton, in the human body there are about 600 to 900 muscles, but we don't know the exact numbers. Many muscles are obscurely small or grouped with similar muscles. Biceps and triceps are an example of skeletal muscle. The biceps is the muscle on the inside of the arm above the elbow.

Learn more

Definition of skeletal muscles brainly.com/question/1194286

The muscle types that allow only involuntary movement brainly.com/question/1462286

The contraction of skeletal muscle brainly.com/question/3521993

Keywords: skeletal muscles, muscles, body movement, the function of skeletal muscles, voluntary muscles