The “thinking” outer layer of the cerebrum is:

The narrow gaps in the myelin sheath between Schwann cells are called:

Responsible for motor skills, like riding a bicycle and maintaining balance:

Cholinergic fibers release_______________: Adrenergic fibers release_____________.

How many pairs of cervical nerves are there?

What do you call this connection between the structures?

What is the function of the auditory(Eustachian) tube?

 Letter D is pointing to which canal?

Letter A is pointing to which structure or membrane?

 Name the Blue highlighted structure.