Chapter 9

Question 1

what are the regions of the HEAD

11

Answer 1

• frontal
• parietal
• occipital
• temporal
• orbital
• nasal
• infraorbital
• zygomatic
• buccal
• oral
• mental

Question 2

what two sections is the skull divided into

Answer 2

the cranium and the face

Question 3

what is the cranium

Answer 3

composed of 8 bones and protect the bone

Question 4

how many bones does the face consist of

Answer 4

14

Question 5

what are the single bones of the cranium

4

Answer 5

• frontal
• occipital
• sphenoid
• ethmoid

Question 6

what are the paired bones of the cranium

Answer 6

• parietal

- temporal

Question 7

what are the visible bones in the face

7

Answer 7

• lacrimal
• nasal
• vomer
• nasal concha
• zygomatic
• maxilla
• mandible

Question 8

how does the face look like at postnatal development

Answer 8

the face lack dimension because the teeth have not erupted

Question 9

What is the hyoid bone

Answer 9

Supports the tongue

- shaped like a horseshoe

Question 10

how is the development of the mandible present

Answer 10

Present in two halves separated by the symphysis mentí

Question 11

how is the development of the maxillary present

Answer 11

Entirely filled with development tooth buds

Question 12

Female skull

Answer 12

Smaller and thinner

Teeth are more rounded and smaller

Question 13

Male skull

Answer 13

Larger and heavier

Teeth are more squares and bigger

Question 14

Temporomandibular joints 
(TMJ)

Answer 14

Joint that allows movement of the mandible for speech and mastication

Question 15

What are the two jaw movements of the TMJ

Answer 15

Hinge and glide

Question 16

Hinge movement

Answer 16

1st phase of the mouth opening

Only lower compartment of the joint is used

Question 17

Gliding movement

Answer 17

Forward and backward

Includes both upper and lower compartments of joint

Question 18

Temporomandibular disorder

TMD

Answer 18

Caused by stress, clenching, bruxism (grinding) or trauma to the jaw

Question 19

Symptoms of TMJ

Answer 19

Pain
Limited movement
Joint sounds

Question 20

What are the 7 groups of muscles of the head and neck

Answer 20

Neck 
Facial expression 
Mastication 
Tongue 
Soft palate 
Floor of the mouth 
Pharynx

Question 21

What are the two types of saliva

Answer 21

Serous - watery and protein

Mucous - thick and carbohydrates

Question 22

What are the major salivary glands

Answer 22

Parotid - stensens duct
Submandibular - whartons duct
Sublingual - bartholins duct

Question 23

What are the major salivary gland disorders

Answer 23

Xerostomia - dry mouth

Salivary stones - blocks saliva

Question 24

Internal carotid artery

Answer 24

Supplies blood to the brain and eyes

Question 25

External carotid artery

Answer 25

Supplies blood to the face and mouth

Question 26

How many cranial nerves are there

Answer 26

12 pairs

Question 27

Lymph nodes

Answer 27

Are small and round
Cervical
Axillary
Lingual

Question 28

5 groups of superficial nodes

Answer 28

Occipital 
Retroauricular 
Anterior auricular 
Superficial parotid 
Facial nodes

Question 29

Lymphadenophaty

Answer 29

Am increase in size and cell count

Question 30

Paranasal sinuses

Answer 30

Air containing spaces
Produce mucous
Make skull lighter
Produce sound