What are these?

What is this part of the cell called?

What are the brain membranes called?

What is this called?

What are these called?

What are these?

What is this region called?

What is this shallow groove called?

This bridge of white matter is called?

What is this region called?

What is this region called?

What is this region called?

What are these folds called?

What is this region called?

What are these?

What is this called?

What is this extension called?

What is this region called?

What are these?

What is this?

What is this?

What is this?

What are these?

What is this deep groove called?

What is this region called?