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Flashcards in Osteology Deck (42):
0

Ossification of the skull begins when

7-8 week (embryo)

1

what are the sutures of the skull

Coronal (frontal and parietal)
Sagittal (both parietals)
Lambdoidal (parietal and occipital)
Squamous (temportal and parietal)

2

The ethmoid bone is made up of what superiorly and inferiorly

sup- Crista galli
inf- cribriform plate

3

the maxillary bone is made up of what

hard palate, palatine and orbital processes

4

the sphenoid is mad up of what

sella turcica, foramen ovale, rotundum, lacerum, spinosum and more

5

the Orbit of the eye is made up of what bones

Sphenoid, Frontal, Zygomatic, Palatine, Ethmoid, Lacrimal, Maxillary
(some funny zebras play easy listening music)

6

the mastoid is made from what bone

temporal

7

the vertebral column begins ossification when

7-8 weeks (embryo)

8

when are the three primary ossification center of the vertebral column completed by

3-6 yrs old

9

where are the three primary ossification centers of the vertebral spine

one on the body (centrum)
and one more for EACH of the vertebral arches (becomes lamina and pedicles)

10

when are the five secondary ossification centers of the vertebral columns completed by

age 25

11

where are the five secondary ossification centers of the vertebral column

one at the tip of spinous
two TVPs
Two annular ring epiphyses (superior and inferior aspect of body)

12

what is unique about the lumbar spine and ossification centers

they have two more than the other sections
one for each of the mamillary processes

13

at age three how many teeth do you have

20

14

how many teeth do adults have

32 teeth

15

from top to bottom what are the layers of the teeth

Enamel then dentin then Pulp (nerves and vessels) then Cementum the Root

16

What type of bone are the ribs and sternum

flat bones

17

do the ribs directly attach to the sternum

no they dont they connect by costal cartilage

18

how many ribs are there

12 pairs

19

what are the typical ribs

ribs 3-9

20

What are the atypical ribs

ribs 1, 2, 11, 12

21

why is rib one atypical

it is the shortest, costochondral joint articulates Manubrium, scalene tubercle location, and support the subclavian vessels

22

why is the 2nd rib atypical

it is thinner, 2x the length of the first and has the serratus anterior tuberosity

23

why are the 11th and 12th ribs atypical

they are short have no nek or tubercles, floaters

24

The jugular notch is located where

on the manubrium
AKA suprasternal notch

25

what angle is on the manubrium

the angle of louis

26

where is the angle of louis

where the manubrium and sternum meet

27

What is the sternum also known as

the gladiolus

28

the xiphoid process is a landmark for what

diaphragm, diaphragmatic surface liver, inferior border of the heart

29

what are the parts of the sacrum

Base, Ala, Sacral foramina and apex

30

the base is where what feture of the sacrum is located

the sacral promontory

31

the sacral ala is where

the lateral sides of the sacrum
aka wings

32

the sacral apex articulates with what

the coccyx

33

the hyoid bone is at what spinal level

C3

34

the Cornu of the thyroid is at what spinal level

C4

35

the body of thyroid is at what spinal level

C5

36

the cricoid cartilage and the carotid tubercle is at what spinal level

C6

37

What are the motor units boundaries of the IVF**

Pedicles, facets, body and disc

38

how many atypical vertebra are in an adult

9

39

What is the lowest level of the vertebral artery

C6

40

where does one find the joints of luska

C2-C6

41

What is another name for C2 other than Axis

Epistopheus