Nervous System:

Neurons:

Central Nervous System:

Brain stem:

Cerebrum

Cerebellum:

The Spinal Cord:

Peripheral nervous system:

Sense organs

Cornea and pupil:

Iris:

The lens:

Auditory Canal:

Cochlea:

Auditory Nerves:

Semicircular canals:

Nerve receptors:

Nostrils:

Taste buds:

Gustatory Nerves:

Epidermis:

Nerves:

Reception cells:

Locomotor system:

Skeletal system:
1- Joints
2- Bones

Muscular system:
1- Muscles
2- Tendons