Abdominal, Lower Back, Pelvic & Buttock Muscles: A Comprehensive Guide

Abdomen:

* Rectus abdominis: The "six-pack" muscle that runs vertically down the front of the abdomen.

* Transverse abdominis: A deep muscle that wraps around the abdomen like a corset.

* Internal obliques: Muscles that run diagonally from the hips to the ribs on each side of the abdomen.

* External obliques: Muscles that run diagonally from the ribs to the hips on each side of the abdomen.

Lower back:

* Erector spinae: A group of muscles that run vertically along the spine, from the neck to the lower back.

* Quadratus lumborum: A muscle that runs horizontally across the lower back, connecting the spine to the hip bone.

Pelvic region:

* Pelvic floor muscles: A group of muscles that support the organs in the pelvis, including the bladder, rectum, and uterus.

* Gluteal muscles: A group of muscles that make up the buttocks, including the gluteus maximus, gluteus medius, and gluteus minimus.

Buttocks region:

* Gluteus maximus: The largest muscle in the body, which makes up the bulk of the buttocks.

* Gluteus medius: A muscle that sits under the gluteus maximus and helps to abduct (move away from the midline of the body) the hip.

* Gluteus minimus: A small muscle that sits under the gluteus medius and helps to abduct the hip.