The people watcher

What part of the external ear that projects from the side of the head?
The auricle or pinna
What is the name of the canal that leads inwards and is part of the external ear?
External auditory meatus
Where do the intrinsic muscles associated with the auricle pass through?
Between the cartilaginous parts of the auricle and may change the shape of the auricle
Where do the extrinsic muscles associated with the auricle lie?
The anterior, superior and posterior auricular muscles pass from the scalp or skull to the auricle and may also play a role in positioning of the auricle
Which nerve innervates the extrinsic and intrinsic muscles of the auricle?
Facial nerve VII however the outer more superficial surfaces of the auricle are supplied by the auriculotemporal branch of the mandibular nerve (V3)
Where does the external auditory meatus extend from?
Deepest part of the concha to the tympanic membrane
How long is the EAM?
2.5 cm