Triceps Brachii Muscle: Definition, Function & Location


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The triceps brachii muscle gets its name because it has three heads or points of origin. Where are the three points of origin for the triceps brachii muscle?

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1. In muscular people, the triceps brachii muscle often appears like a _____ under the skin when the muscle is flexed.

2. The main function of the triceps brachii is the straighten the arm at the elbow joint. What is this motion called?

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About This Quiz & Worksheet

Complete the worksheet and quiz, figuring out how familiar you are with the triceps brachii muscle. Its function and location are topics you need to know to pass the quiz.

Quiz & Worksheet Goals

You'll be quizzed on the following topics:

  • Motion of the straightening of the arm at the elbow joint
  • Action that requires upper arm extension
  • An athlete that would perform the movement of upper arm adduction
  • The three points of origin for the triceps brachii muscle

Skills Practiced

  • Information recall - access the knowledge you have gained about how the triceps brachii muscle appears under the skin in muscular people
  • Reading comprehension - ensure that you draw the most important details from the lesson on the triceps brachii muscle
  • Interpreting information - verify that you can read information about the type of motion where the arm at the elbow joint is straightened and interpret it correctly

Additional Learning

Triceps Brachii Muscle: Definition, Function & Location is a lesson that you can access to review more about:

  • Where the triceps brachii is located
  • How the triceps brachii muscle got its name
  • Functions of this muscle