Which of the following is the central processing organ of our body?

Which of these is false regarding synaptic clefts?

Which of these structures is not a part of the vestibular apparatus?

What is the coiled portion of the labyrinth called?

What kind of neurons is present in Hydra?

Which of these structures are not present in the cochlea?

What is the point of exit of optic nerves and entry of blood vessels in the eye?

The iris is a continuation of which of these structures?