week 2- Lesson 2 Head And Neck

Question 1

How many cranial bones are there

Answer 1

8

Question 2

How many facial bones are thee

Answer 2

14

Question 3

How many bones are in the head

Answer 3

22

Question 4

Name general functions of skull and facial bones

Answer 4

-forms and houses structures in the large cranial / nasal/ orbital cavity
-certain skull bones contain paranasal sinuses
-small middle ear cavities in the temporal bones house structures involved in hearing and equilibrium
-protect the brain
-stabilises position of blood vessels, lymphatic and nerves
-outer surfaces of cranial bones provide attachments for muscles
-facial bones provide support for the entrances to the digestive and repiratory systems
- protect and support organs involved in vision, taste, smell, hearing and equilibrium

Question 5

What are the major compartments of the head

Answer 5

-cranial cavity
-2 ears
-2 orbits
- 2 nasal cavities
-oral cavity

Question 6

What are the major compartments of the neck

Answer 6

-vertebral compartments contains the cervical vertebra and associated postural muscles
-the visceral compartments has important glands (thyroid, parathyroid, and thymus) and parts of the respiratory and digestive tracts that pass between the head and thorax (larynx and pharynx)
- 2 vascular compartments one on each side- major blood vessels and vague nerve

Question 7

What is the larynx

Answer 7

A hollow tube in the middle of your neck
-connected to top of trachea
-above hyoid bone
Air passes through on way to lungs

Question 8

What is the pharynx

Answer 8

The muscle and fascia lined space that connects the nose and mouth to the larynx
-above walls are attatched to the base of the skull
-below to the margins of the oesophageal

Question 9

Name all the bones in the head

Answer 9

Frontal, occipital, parietal, temporal, ethmoid, sphenoid

Question 10

where is the temporals located

Answer 10

superior to the ear, slightly forward

Question 11

is the trapezius or the sternacloidamastoid closer to the trachea

Answer 11

sternacloidomastoid

Question 12

what is the zygomatic

Answer 12

a bone in the face (cheek bone)

Question 13

where is the occipital located

Answer 13

central at the posterior part of the skull

Question 14

where are the parietal bones located

Answer 14

posteriorly on the skull, superior to the occipital, stops at the ears

Question 15

where does the sternoicloidomastoid originate and end

Answer 15

the muscle posterior to the jaw
binds to clavicle more anteriorly

Question 16

where are the scalene muscles located

Answer 16

posteriorly on the neck, binds to the start of the clavicle