Pineal Gland Essentials. 1  Of the endocrine organs, the function of the pineal gland was the last discovered. 2  Located deep in the center of the brain, the pineal gland was once known as the âthird eye.â. 3  The pineal gland produces melatonin, which helps maintain circadian rhythm and regulate reproductive hormones.
View Full Document. 59) Which of the following anatomical terms refers to the ear? a) otic b) orbital c) ocular d) oral e) occipital Answer: a Difficulty: Hard Learning Objective 1: LO 1.5 Describe the anatomical position and how anatomical terms are used to describe the human body.
Phase Angle. The Auditory System. Outer Ear. â¢ The outer ear is comprised of the pinna (given the Latin origins, the plural is pinnae) and external auditory canal (also called the external auditory meatus). The eardrum (also called the tympanic membrane) marks the transition between the outer ear and the middle ear. Middle Ear.