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  1. Rectus abdominis muscle - Wikipedia

    The rectus abdominis, (Latin: straight abdominal) also known as the " abdominal muscle " or simply better known as the " abs ", and sometimes informally referred to as the " six-pack ", is a pair of …

  2. Rectus Abdominis - Physiopedia

    The Rectus Abdominis makes up the top layer of your abdominal muscles, commonly referred to as your "six-pack." It is two flat and parallel muscles separated by linea alba (a connective tissue).

  3. RECTUS Definition & Meaning - Merriam-Webster

    The meaning of RECTUS is any of several straight muscles (as of the abdomen).

  4. Rectus abdominis: Origin, insertion, innervation,function | Kenhub

    Jul 26, 2023 · Rectus abdominis, informally known as the abs muscle, is a long muscle of the anterior abdominal wall. In those with low body fat, it is clearly visible beneath the skin forming the ‘six pack’.

  5. Rectus | definition of rectus by Medical dictionary

    Any of several straight muscles, such as the central vertical muscle on either side of the midline of the abdomen (the rectus abdominis), the rectus femoris on the front of the thigh or the four rectus

  6. Rectus Abdominis: Origin, Insertion, Innervation, Action, Diagram

    May 24, 2025 · As one of the largest and most important muscles of the abdomen region, the rectus abdominis plays a key role in flexing the spine, stabilizing the trunk, and maintaining posture. The …

  7. Rectus Abdominis - Anatomy, Function, Injuries, Clinical Significance

    The rectus abdominis is a key paired muscle of the anterior abdominal wall that plays a vital role in movement, posture, and core stability. Commonly referred to as the “six-pack” muscle, it is essential …

  8. Rectus Definition - Anatomy and Physiology I Key Term |...

    In the context of anatomy and physiology, "rectus" refers to muscles that are positioned straight in relation to the axis of the body or a specific body part. Typically, these muscles are named for …

  9. Rectus Abdominis Muscle | Complete Anatomy - Elsevier

    Discover the essential functions of the rectus abdominis muscle, its origin, insertion and key anatomical relations.

  10. Battle of the bulge - Harvard Health

    Oct 29, 2025 · The rectus abdominis muscle (the “six-pack”) runs vertically along the front of the abdomen. A vertical band of tissue sits between the left and right sides. Diastasis recti occurs when …