Multiple choice

The conical shaped central axis present in the cochlea of mammalian ear is known as _______________________.

  1. scala vestibuli

  2. helicotrema

  3. scala tympani

  4. modiolus

  5. cochlear cupula

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The modiolus is a conical shaped central axis in the cochlea. It consists of spongy bone and the cochlea turns approximately 2.5 times around it. The spiral ganglion is situated inside it.