The Fleshy Part of the External Ear on the Outside

question 41

Multiple Choice

The fleshy part of the external ear on the outside of the head is the

• A) external auditory canal.
• B) ceruminous gland.
• C) tympanic membrane.
• D) auricle.
• E) middle ear.

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Definitions:

Sensory Neurons

Neurons that carry incoming information from the sensory receptors to the brain and spinal cord.

Interneurons

Neurons within the brain and spinal cord that communicate internally and intervene between the sensory inputs and motor outputs.

Motor Neurons

Neurons that carry outgoing information from the brain and spinal cord to the muscles and glands.

Endorphins

Natural, pain-relieving chemicals produced by the body that also promote feelings of pleasure and well-being.