#2 - cranium & spinal column

Question 1

cranium has ___ bones

Answer 1

8

Question 2

bones of the cranium (F,O,T,P,S,E)

Answer 2

frontal
occipital
temporal x2
parietal x2
sphenoid
ethmoid

Question 3

there are ___ facial bones

Answer 3

14

Question 4

all facial bones: (M,V,M,I,Z,P,N,L)

Answer 4

mandible
vomer
maxilla x2
inferior nasal conchae x2
zygomatic x2
palatine x2
nasal x2
lacrimal x2

Question 5

vertebrae:
(& how many)

Answer 5

cervical = 7
thoracic = 12
lumbar = 5
sacral = 5
coccyx = 4

33 altogether

Question 6

the ___ joins vertebrae to vertebral arch

Answer 6

PEDICLE

Question 7

the VERTEBRAL ARCH is ___ to the body & made of ____ & ____

Answer 7

posterior,
right & left pedicles + laminae

Question 8

LAMINAE are ___ plates of bone, that ___ from each ___ toward midline

Answer 8

flat
project, pedicle

Question 9

VERTEBRAL FORAMEN:
-formed by ___ & ____ vertebral body

it is largest in _-spine & smallest in _-spine

Answer 9

the hole.
vertebral arch, posterior

C-spine, T-spine

Question 10

when the vertebrae is stacked on top of one another, it creates a passage for the ___ ___

Answer 10

spinal cord

Question 11

ARTICULAR PROCESSES/FACETS.

the ___ facet from vertebrae ___ joins with ___ facet ___.

this forms ___

Answer 11

2 superior, 2 inferior

superior, below

inferior, above

zygoapophyseal joints

Question 12

zygoapophyseal joints:
what they do & example of articulation

Answer 12

resist motion in specific directions

L2 L3 zygoapophyseal joint;
inferior L3 articulates with superior L2

Question 13

orientations of movement:
C-spine
T-spine
L-spine

Answer 13

C = 45
T = 60
L = 90

Question 14

INTERVERTEBRAL FORAMEN:

Answer 14

superior notch of one vertebrae & inferior notch of another.

spinal nerves exit through it

Question 15

CERVICAL SPINE:

size of vertebral bodies

superior & inferior articular processes:

size of vertebral foramen

Answer 15

small,

Superior = superior/posterior
inferior = inferior/anterior

large (for plexuses)

Question 16

C1 / atlas has…

Answer 16

no true spinous processes, body, or IVD

the body is replaced with c2 dens.

Question 17

C2 / axis,

Answer 17

rotates

has thickest lamina of all C-spine

has small transverse processes

Question 18

transitions of spine

Answer 18

C7 to T1
T12 to L1

Question 19

THORACIC SPINE

vertebral bodies have ___ on sides

Answer 19

demifacets (form joints)

Question 20

THORACIC SPINE

spinous processes are

Answer 20

short & overlapping

Question 21

THORACIC SPINE

transverse processes are

Answer 21

posteriolateral

Question 22

THORACIC SPINE

___ ___ ___ on tips articulate with ___

Answer 22

anterior costal facets, ribs

Question 23

THORACIC SPINE

each vertebrae has 3 articulations =

Answer 23

body of vertebrae above (1)
body of vertebrae below (2)
facet on transerve processes (3)

Question 24

THORACIC SPINE atypical

Answer 24

T9, T10, T11, T12

Question 25

LUMBAR SPINE SPECIFICS size of vertebral bodies shape of vertebral foramen

Answer 25

larger than cervical but smaller than thoracic v.b are large vertebral foramen is triangular holds most amount of weight

Question 26

LUMBAR SPINE vertebral foramen

Answer 26

L1 & spinal cord below L2 & cauda equina

Question 27

LUMBAR SPINE articular processes

Answer 27

anterior & posterior for rotation

Question 28

sacrum: shape/size articulation

Answer 28

large & triangle shaped L5

Question 29

thoracic/ ribcage elastic arches connect ___ with ___

Answer 29

anteriorly, sternum

Question 30

__ true ribs connecting ___ __ false ribs connecting ___ __ free floating ends

Answer 30

7 true ribs - superior. connect to sternum 5 false ribs - inferior connects to cartilage 11 & 12

Question 31

ribs anterior end/costal end

Answer 31

costochondral & sternocostal joints