The face is the “organ of emotion,” and we read facial expressions to understand what others are feeling. The face contains other powerful clues. It is one of our most important possessions, the face...
The lymphatic system drains tissue fluid, plasma proteins, and other cellular debris back into the bloodstream, it is also involved in immune defense, The lymphatic vessels of the head and neck can be divided...
The cranial nerves connect the muscles and sense organs of the head and thoracic region directly to the brain, they are made up of motor neurons, sensory neurons, or both, They arise from the...
The cranial nerves arise directly from the brain (including the brainstem), they emerge from the central nervous system above the level of the first vertebrae of the vertebral column, They are 12 pairs of...