In this video, we discuss the structure and physiology of the pupillary light reflex, a reflex arc that includes the optic nerves and oculomotor nerves (CNs II & III).<br/>

Anatomy, distribution and function of the radial nerve.

Horizontal level of the brain at the caudate nucleus level.

Arteries, veins and nerves of the hand.

Nuclei, course and branches of the facial nerve.

Anatomy, distribution and function of the median nerve.

Arteries, veins and nerves of the shoulder and upper arm.

Major nerves of the hip, thigh, leg and foot.

The structure of the lumbar plexus including its spinal roots and branches, which supply the abdominal wall, pelvis and lower limb.

Main organs and nerves of the nervous system.

Innervation of the male pelvis.

A dermatome is an area of skin supplied by a single spinal nerve.

Course, branches and nuclei of the glossopharyngeal nerve.

Structure and surrounding structures of a tooth seen in cross section.

Fascial layers divide the neck into compartments.

Section of the spinal cord showing the spinal membranes and nerve roots.

Major nerves of the thorax and abdomen.

Course of the olfactory nerve viewed from the left side of a parasagittal section.

Structure and contents of the orbital fissures and the optic canal.

Anterior view of the brainstem and related structures (29 structures).

Overview of the nerves on the posterior aspect of the pharynx.

Origins, insertions, innervation and functions of the suboccipital muscles.

Spinal cord in situ seen at the level of a thoracic vertebra.

Major nerves of the head and neck.