The Following Sentence Is Punctuated Correctly

question 7

True/False

The following sentence is punctuated correctly. He also invented the gas mask, and used it to rescue several workers trapped by an explosion.

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Definitions:

Shoulder Level

A reference point used in medical and fitness contexts to describe the height or area around the shoulders of a human body.

Pectoralis Major

A large muscle in the upper chest that aids in the movement of the shoulder and the arm.

Biceps Brachii

A muscle in the upper arm that helps in flexing the forearm at the elbow and in rotating the forearm.

Trapezius

A large triangular muscle extending over the back of the neck and shoulders, involved in moving, rotating, and stabilizing the scapula.