Anatomy of the Ear

What are the three sections of the ear?

• External, Middle, Inner

• Auricle, Eardrum, Cochlea

• Tegmental, Jugular, Labyrinth

• Mastoid, Carotid, Oval

What is the composition of the external ear?

• Auricle and External Acoustic Meatus

• Temporal Bone and Eardrum

• Cochlea and Hair Cells

• Malleus, Incus, and Stapes

Which part of the middle ear is made up of bone?

• Lateral wall

• Medial wall

• Anterior wall

• Posterior wall

What are the three bones in the middle ear called?

• Malleus, Incus, and Stapes

• Stapedius, Tensor Tympanic, and Stapes

• Auricle, Eardrum, and Oval Window

• Semicircular Canals, Vestibule, and Cochlea

Which muscle interacts with the malleus and the tympanic membrane?

• Stapedius muscle

• Tensor Tympanic muscle

• Facial nerve

• Vestibulo cochlear nerve

What is the function of the cochlea in the inner ear?

• Balance

• Hearing

• Facial expression

• Secretory glands

How do the hair cells in the cochlea send hearing signals to the brain?

• Through the oval window

• Through the round window

• Through the vestibule

• Through the eardrum

Which cranial nerve is responsible for muscles of facial expression?

• Vestibulo cochlear nerve

• Facial nerve

• Auditory ossicles

• Temporal bone

Where does the vestibular cochlear nerve pass through?

• Internal acoustic meatus

• Jugular vein

• Tegmental wall

• Mastoid bone

What is the part of the brain where the vestibular cochlear nerve goes towards?

• Pons

• Medulla oblongata

• Cochlea

• Temporal bone