Smile Muscles: The muscles at the base of your buttocks, where the backs of your thighs insert into your pelvis. They form a smiling U shape under each buttock when engaged.

 

Related Words

Smile Muscles: The muscles at the base of your buttocks, where the backs of your thighs insert into your pelvis. They form a smiling U shape under each buttock when engaged.

Pelvic Floor Muscles: The deep internal muscles engaged when halting urination or performing a Kegel exercise.

Shoulder Muscles: A group of muscles located at the upper arm to the torso of the body. Compised of three heads, front, medial and rear delt.

Smile: A cut in the cover of a golf ball which, because of the spherical shape of the ball, appears as a curve similar to a smiling mouth

Intercostal Muscles: The muscles that run diagonally between each rib (also known as rib cage abs). Intercostals help to control the expansion and contraction of your rib cage when you breathe.

Hamstring Muscles: Muscle located on the back of the thigh. This muscle is used to move the lower leg to the back of the body, the buttocks.

Antagonistic Muscles: A pair of muscles that work to produce opposite effects&emdash;one contracts as the other relaxes: for example, the bicep and tricep muscles on opposite sides of your upper arm.

Back Muscles: Muscles located on the back part of a upper body. The main use of these muscles is to move the arms down and to the side of the body.

Buttocks Muscles: A muscle located in the rear pelvic area of a body. The main use of these muscles is to move the upper portion of the leg toward the rear of the body.

Chest Muscles: Muscle located between the neck and abdomen. These muscles run over the rib cage in a patern similar to a fan.