Before continuing you may like to revise the major features of the nervous system . Return to Lecture Outline. Special Visceral Return to Lecture Outline. Autonomic Components of Cranial Nerves Let's look in more detail at the parasympathetic components of some cranial nerves. Parasympathetic stimulation causes constriction of the pupil via this pathway.
Parasympathetic stimulation causes salivation, which is an initial part of the digestive process.
Intestines Bladder Genitalia Return to Lecture Outline. You should know the cranial nerves, their areas of supply and major functions. Summary The major features of each of the twelve pairs of cranial nerves are summarised here. The second order neurons pass through the olfactory tract to attach to the cerebrum. All other cranial nerves attach to the diencephalon or brainstem.