Exam 6. Chapter 26 Flashcards Preview

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Flashcards in Exam 6. Chapter 26 Deck (61)
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1

Bones of skull

Surrounds brain and protects it from injury.
Forms facial features.
Participates in the growth process of jaws.

2

Malocclusion

Improper relationship of the teeth and jaws. (Max. To mand. Teeth)

3

How many bones in the skull

22

4

Bones of skull decided in

2 groups:
-neurocranium
-viscerocranium

5

Neurocranium

Bones surrounding the brain.
-frontal (1)
-sphenoid (1)
-ethmoid (1)
-occipital (1)
-temporal (2)
-parietal (2)

6

Viscerocranium

Bones of the face:
-mandible (1)
-vomer (1)
-nasal bones (2)
-lacrimal (2)
-zygomatic (2)
-inferior nasal concha (2)
-palative (2)
-maxilla (2)

7

Suture

Joining together of 2 or more bones

8

Foramen

Short tubelike opening through bone

9

Canal

Long tubelike opening through bone

10

Orbit

Eye cavity

11

Tim of the orbit comes from

Frontal, zygomatic and maximally bones

12

Most difficult view of skull for student

Inferior view

13

Hard palate formed by

Palatal process of maxilla
Palatal process of palatine bones

14

Sphenooccipital synchondrosis

Major area of endochondral bone formation- develops facial profiles and malocclusions

15

Supraorbital notch (foramen)

Upper rim of orbit. Nerve and blood supply to forehead

16

Coronal suture

Formed between frontal and parietal bones

17

Infraorbital foramen

Arteries and nerves to upper lip lower eyelid and side of nose

18

Canine eminence

Ridge of bone over max. Canines

19

Canine fossae

Depression in bone above canine eminence

20

Alveolar process

Forms in the pockets that the teeth sit in

21

Mental foramen

Mandible-mental nerve and vessels pass to chin, lower lip and labial gingiva of anterior mandible

22

Optic foramen

Opening in orbit where optic nerves enters in

23

Lambdoid suture

Formed from Parietal and occipital bones

24

Squamosal suture

Squamous portion of temporal and parietal bones. - overlapping suture

25

Mastoid process

Projection of temporal behind external auditory meatus -insertion point for sternocleidomastoid muscle (SCM)

26

Zygomatic arch

Projects the temporal and joins with zygoma

27

Glenoid fossa

Part of temporal bone where consume articulates (part of TMJ)

28

Styloid process

Projection behind ear- attachment for muscle and ligaments.

29

Foramen ovale

Branch of V3 (mandible)

30

Foramen rotundum

Branch of V2 (maxilla)