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Which of the Following Is True

question 216

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Which of the following is true?


Definitions:

Serratus Anterior

A muscle located on the side of the thorax that assists in the upward movement of the arms and stabilizes the scapula.

Rectus Abdominis

A long muscle that runs vertically on each side of the anterior wall of the human abdomen, responsible for flexing the lumbar spine.

External Oblique

A large, flat muscle on the outside of the abdomen, essential for trunk rotation and lateral flexion of the torso.

Internal Oblique

The internal oblique is a muscle in the abdominal wall that plays a key role in respiration, posture, and abdominal pressure.

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