CRANIAL NERVES

• (1) OLFACTORY (SENSORY)

  • send of smell
  • unilateral or bilateral loss of smell
  • loss of taste
• (2) OPTIC (SENSORY)

  • sense of sight
  • loss of vision
• (3) OCULOMOTOR (MOTOR)

  • movement of eyeball
  • eye movement problems
• (4) TROCHLEAR (MOTOR)

  • downward and inward eye movement
  • eye movement problem
• (5)TRIGEMINAL (SENSORY & MOTOR)

  • mastication, touch, pain, and temperature
  • loss of facial sensation
• (6) ABDUCENS (MOTOR)

  • movement of eyeball
  • eye movement problems
• (7) FACIAL (SENSORY & MOTOR)

  • facial expression, lip articulation, taste on anterior tongue, secretion of saliva & tears
  • loss of taste
  • inability to close eyes
• (8) VESTIBULOCOCHLEAR (SENSORY)

  • hearing & balance
  • loss of hearing and balance
• (9) GLOSSOPHARYNGEAL (SENSORY & MOTOR)

  • Taste and sensation from the back of the tongue, swallowing and speech, secretion of saliva
  • inability to swallow
  • hoarse voice
• (10) VAGUS (SENSORY & MOTOR)

  • Visceral movement (heart, lungs, intestines, etc)
  • Swallowing and speech
  • muscle contraction of thoracic and abdominal organs
  • inability to swallow
  • hoarse voice
  • delayed gastric emptying
• (11) ACCESSORY (MOTOR)

  • head and shoulder movement
  • trapezius and sternocleidomastoid movement
  • inability to move head and raise shoulder
• (12) HYPOGLOSSAL (MOTOR)

  • movement of the tongue muscles
  • speech movement of the tongue, swallowing
  • inability to move tongue
• (13) TERMINAL (SENSORY)

  • Plays a role in reproductive and sexual behavior
  • loss of sexual drive
• (14)INTERMEDIARY (SENSORY)

  • responsible for taste of the anterior 2/3 of the tongue floor of the mouth and soft palate
  • problem in swallowing and taste
  • can’t distinguish taste