Endoscopic ear anatomy

What is "A" ?

• Lateral process of malleus

• Neck of malleus

• Head of malleus

• Handle of malleus

What is "B" ?

• chorda tympani nerve

• tympanic segment of facial nerve

• long process of incus

• Handle of malleus

What is "C" ?

• Chorda tympani nerve

• Tympanic segment of facial nerve

• Long process of incus

• Handle of malleus

what is "D" ?

• carotid artery

• Supratubal aircell

• Jugular bulb

• Tensor tympani canal

What is "A" ?

• Tympanic sinus

• Facial recess

• Round window niche

• Sinus tympani

What is "B" ?

• Stapes suprastructure

• Oval window niche

• Long process of incus

• Incudostapedial joint

What is "C" ?

• Hypotympanum

• Eustachian tube

• Promontory

• Sinus tympani

Which structure is used to separate anterior from posterior tympanic space?

• Body of incus

• Short process of incus

• COG

• Ponticulus

Which part of pars tensa tympanic membrane is less resistant?

• anterosuperior

• anteroinferior

• posterosuperior

• posteroinferior

Which structure is most consistent landmark of facial nerve?

• COG

• Pyramidal eminence

• Cochleariform process

• Round window niche