Outer ear section – labeling arrows
The graphic is a section view of the entire ear showing all parts belonging to the outer ear. These parts are highlighted in color.
In the membranous wall of the ear canal there are glands which produce cerumen (earwax). At the edge of the ear canal there are some small hairs, hair follicles, which serve as protection against foreign bodies.
Information and ideas:
Helpful to distinguish outer, middle and inner ear.
Can be used, for example in a worksheet, for work together in class with the digital projector, as overhead transparency.
Relevant for teaching:
The human body
Structure and function of a sensory organ