We then subtract the cost of goods sold ($126,520 m) from total revenues ($144,077 m) to obtain a gross profit of $17,577 m. To obtain the gross profit margin, we divide the gross profit ($17,577 m) by total revenues ($144,077) for a margin of 12.20%.
Outer ear. The outer ear is the external portion of the ear, which consists of the auricle (also pinna) and the ear canal. It gathers sound energy and focuses it on the eardrum (tympanic membrane). Contents.
Outer ear: The part of the ear that is visible along the side of the head. The outer ear consists of the pinna, or auricle (the visible projecting portion of the ear), the external acoustic meatus (the outside opening to the ear canal), and the external ear canal, which leads to the eardrum. The outer ear concentrates air vibrations on the eardrum to make the eardrum vibrate. Search MedTerms: