Buccinator muscle the cheek area, which aids in holding the cheek to the teeth during chewing. This action causes the muscle to keep food pushed back on the occlusal surface of the posterior teeth, as when a person chews. By keeping the food in the correct position when chewing, the buccinator assists the muscles of mastication. It aids whistling and smiling, and in neonates it is used to suckle. In the past the buccinator muscle was also written as bucinator muscle. A "bucinator" in classical Latin is a trumpeter, or more precisely, the person who blows the "bucina". The name "bucina" could
Pectineus muscle always present and provides the sole innervation for the pectineus muscle in over 90% of cases. The muscle is also innervated by the accessory obturator nerve in the 8.7% of cases in which the nerve occurs. It is one of the muscles primarily responsible for hip flexion. It also adducts the thigh. http://deepblue.lib.umich.edu/bitstream/handle/2027.42/49789/1091360303_ftp.pdf?sequence=1 Saladin, Kenneth S. Anatomy & Physiology: The Unity of Form and Function. New York, NY: McGraw-Hill, 2007. pg.493. Print. Pectineus muscle The pectineus muscle (, from the Latin word "pecten", meaning comb) is a flat, quadrangular muscle, situated at the anterior (front) part of the upper and