Head and Neck

Question 1

What are the motor functions of the head and neck ?

Answer 1

• contain muscles of facial expression
• contain muscles of mastication
• contain muscles of swallowing and speech
  • suprahyoid and infrahyoid muscles
  • muscles of tongue and pharynx
• contain muscles that move the head and neck
  • sternocleidomastoid and trapezius
  • cervical muscles

Question 2

What are the sensory functions of the head and neck ?

Answer 2

• general sensation
  • pain, temperature, touch, pressure and vibration
• special sensation
  • vision
  • audition
  • olfaction
  • taste

Question 3

What are the protective functions of the head and neck ?

Answer 3

• brain
• eyes
• inner ear
• vascular structures

Question 4

The head and neck are entry and exit points for :

Answer 4

• food
• fluid
• air
• pathological things

Question 5

What are the general features of the head and neck ?

Answer 5

• bones e.g. cranium and mandible
• joints e.g. sutures and the temporomandibular joint
• muscles e.g. extrinsic muscles of tongue
• organs e.g. Glands, eyes, ears, larynx and pharynx
• vessels e.g. carotid arteries and jugular veins
• nerves e.g. cranial and spinal nerves

Question 6

How many cranial nerves are there ?

Answer 6

There are 12 cranial nerves