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The internal oblique performs two major functions. Firstly as an accessory muscle of respiration, it acts as an antagonist (opponent) to the diaphragm, helping to reduce the volume of the chest cavity during exhalation. When the diaphragm contracts, it pulls the lower wall of the chest cavity down, increasing the volume of the lungs which then ...
Abdominal muscles cover the anterior and lateral abdominal region and meet at the anterior midline. These muscles of the anterolateral abdominal wall can be divided into four groups: the external obliques , the internal obliques , the transversus abdominis , and the rectus abdominis .
The rectus sheath (also called the rectus fascia [1]) is a tough fibrous compartment formed by the aponeuroses of the transverse abdominal muscle, and the internal and external oblique muscles. It contains the rectus abdominis and pyramidalis muscles, as well as vessels and nerves.
The obliques refer to two muscles in the abdominalss: the internal obliques and the external obliques. The internal obliques run diagonally from the lower ribs to the pelvis, while the external ...
Several muscles in the human body may be referred to as an oblique muscle: Abdominal wall Abdominal external oblique muscle; Abdominal internal oblique muscle; Extraocular muscles Inferior oblique muscle; Superior oblique muscle; Oblique muscle of auricle, part of the outer ear
Muscles Worked: A plank is a full-body exercise, but specifically, it works your transverse abdominis, rectus abdominis (aka the six-pack), internal and external obliques and scapular (shoulder ...
The transverse abdominal muscle (TVA), also known as the transverse abdominis, transversalis muscle and transversus abdominis muscle, is a muscle layer of the anterior and lateral (front and side) abdominal wall, deep to (layered below) the internal oblique muscle. It is thought by most fitness instructors to be a significant component of the core.
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