Ch 7: Muscles of the Chest

About This Chapter

If you need help finishing your homework, this interesting and easy-to-follow chapter on the muscles of the chest is for you. We've outlined these topics clearly in our mobile-friendly video and text lessons and included multiple-choice quizzes for your quick review.

Muscles of the Chest - Chapter Summary

Our expert instructors present the muscles of the chest in the short lessons found in this chapter. Just a few of the topics you'll study include the action of the pectoralis major muscle, its insertion and origin. Studying is fun and enjoyable with our self-paced chapter, which you can flexibly access at your convenience 24 hours a day. We've provided an easy-to-use Dashboard to help you track your progress, and you can submit any questions you have to one of our instructors here as well. This chapter will assist you in meeting the following objectives:

  • Describe the role that the pectoralis major muscle plays
  • Differentiate between the origin of the pectoralis major and pectoralis minor muscles
  • Outline the innervation and function of the serratus anterior muscle
  • Detail the nerve associated with the subclavius muscle

7 Lessons in Chapter 7: Muscles of the Chest
Test your knowledge with a 30-question chapter practice test
Pectoralis Major: Action, Origin & Insertion

1. Pectoralis Major: Action, Origin & Insertion

Do you know about the origin, insertion, and action of the pectoralis major muscle, a muscle that makes up most of the chest muscles? If not, take the time to find out with this lesson.

What Does the Pectoralis Major Do? - Definition & Function

2. What Does the Pectoralis Major Do? - Definition & Function

In this lesson we will discuss a brief anatomical overview of the largest muscle of the chest, the Pectoralis Major. We will also look at the definition and function of this very important muscle in the human body.

Pectoralis Minor: Function, Blood Supply & Innervation

3. Pectoralis Minor: Function, Blood Supply & Innervation

The pectoralis minor is a relatively small but important muscle located in the chest. Read this lesson to learn all kinds of interesting facts about this muscle, including its function, blood supply, and innervation.

Pectoralis Minor: Origin, Action & Insertion

4. Pectoralis Minor: Origin, Action & Insertion

The pectoralis minor is the ''little brother muscle'' of the chest. Find out why, as well as other interesting facts about the pectoralis minor muscle, by checking out this lesson!

What is the Serratus Anterior? - Definition & Function

5. What is the Serratus Anterior? - Definition & Function

The serratus anterior muscle is one that is very important for boxers or anyone who has ever been in a fight. Learn how and why, as well as other great facts about the serratus anterior muscle, by reading this lesson.

Serratus Anterior Muscle: Action, Origin & Innervation

6. Serratus Anterior Muscle: Action, Origin & Innervation

The serratus anterior is known as the puncher's muscle. Learn why it has this nickname, as well as other interesting facts about this muscle, including its action, origin, and innervation, by reading this lesson.

Subclavius Muscle: Origin, Insertion & Nerve

7. Subclavius Muscle: Origin, Insertion & Nerve

The subclavius is a muscle that is located in each side of the upper chest. If you want to learn all about this tiny but important muscle, including its origin, insertion, and nerve, be sure to check out this lesson!

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
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