The correct spelling of the term "musculus corrugator cutisani" can be tricky because of its complex Latin origin. However, understanding its phonetic transcription can help a lot. This term is pronounced as "mʌskjʊləs kɒrʊɡeɪtə kjuːtɪseɪni". The word "musculus" refers to a muscle while "corrugator" means a muscle that produces wrinkles or furrows. "Cutisani" refers to skin. Thus, "musculus corrugator cutisani" is a muscle that produces wrinkles on the skin. Knowing its phonetic transcription can make it easier to remember how to spell it correctly.
Musculus corrugator cutis ani, also known as the corrugator cutis ani muscle, is a term used in anatomy to describe a small muscle located in the perineal region of the human body. "Musculus" is the Latin word for muscle, "corrugator" refers to something that causes a wrinkled or furrowed appearance, "cutis" is the Latin word for skin, and "ani" refers to the anus.
This muscle plays a role in the movement and control of the anal region. It is responsible for causing wrinkles and folds in the skin of the anal canal. The corrugator cutis ani muscle functions by contracting and relaxing, thereby influencing the tension and shape of the skin in this area. It is part of the anal sphincter complex.
The corrugator cutis ani muscle is composed of smooth muscle fibers. Smooth muscle differs from skeletal muscle in its involuntary nature and lack of striations. Due to its location and function, the muscle is important in maintaining continence and controlling the anal opening.
While the corrugator cutis ani muscle has a significant role in the anatomy and physiology of the anal region, its function does not involve major movements or actions beyond the wrinkling and folding of the skin.
Unstriped muscular fibers radiating from the anal opening superficial to the external sphincter.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.