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.
The function of the ear is to convert physical vibration into an encoded nervous impulse. Introduction The ear is divided, semi-artificially, into three regions: Outer Ear, Middle Ear and Inner Ear. The Outer Ear The Outer Ear consists of Pinna or external ear, Meatus or ear canal, the Tympanic membrane or the eardrum.The most important function of the pinna in hearing is the capture and localization of the sound.he function of the ear is to convert physical vibration into an encoded nervous impulse. Introduction The ear is divided, semi-artificially, into three regions: Outer Ear, Middle Ear and Inner Ear. The Outer Ear The Outer Ear consists of Pinna or external ear, Meatus or ear canal, the Tympanic membrane or the eardrum.