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They are rhomboid major and rhomboid minor. You have trapezius muscle. The latissimus dorsi gives or takes the support is not clear.

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Q: What muscles form a posterior group and act on the pectoral girdle?
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Related questions

What group of muscles forms the flesh of the posterior surface of the thigh?

The Hamstring group: Bicep femoris, semitendinosus and semimembranosus


Do the hamstring muscles lie posterior to the femur?

Yes. Hamstring group include the biceps femoris, semitendinosus and the semimembranosus.


What are the group of muscles located on the posterior thigh?

the posterior is the 'back' (as opposed to the front) of the body. you might want to refine your question


What is a pelvic cuff?

It consists of a group of muscles and tendons that hold the pelvic girdle in place and make it functional, similar to the rotator cuff in the shoulder.


What are the muscles in the legs and what are they called?

The main muscles found in the front (anterior) aspect of your leg are the Vastii group (Lateralis, Intermedialis, and Medialis) and rectus femoris, these are generally grouped as your quadriceps. The muscles in the back (posterior) aspect of your leg are semitendinosus, semimembranosis and Biceps Femoris, these are generally group as your hamstrings. These are the very basic muscles of the leg


The heart is superficial to the pectorials major?

Superficial is located at or near the surface. The pectoral muscles are a triangular muscle group most noticeable in the chest, breast area enclosing the heart.


What muscle mass belongs to the posterior group?

Largest!


What are the three muscles that extend thigh and flex knee?

The muscle of the thigh are classified into three groups, anterior group, posterior group, and interior or adductors group. There are four muscle on the anterior group - quadriceps femoris- and their function is to extend the knee or extend the thigh depend on what part of the muscle don't move. Those muscle are the rectus femorarlis, vastu intermedius, vastu medialis, and vastus lateralis. The muscle that flex the knee are located on the back of the thigh and form the posterior group. They are the biceps femoris, semitendinousus, and the semimembranosus, better known as Hamstring.


What are the Muscles an organ or tissue?

Muscles are group of tissues.


What type of muscle group is found on the face of the body?

The muscles in the face are a group of striated skeletal muscles.


What are the group of muscles you don't have control over?

Involuntary muscles.


What muscles act to flex the leg?

hamstring group of muscles