inferior: Closer to the feet. The chin is inferior to the nose.

integument: Skin.

intermediate: In between. The abdominal muscles are intermediate between the skin and the small intestines.

intermuscular septa: The septa divide muscles into various groups.

inversion: To move the bottom of your foot toward the midline of your body.

investing fascia: This part of the fascia covers deeper structures, such as muscles and ligaments.

ipsilateral: On the same side of the body. For example, the right ear and the right eye are ipsilateral.