Axial Skeleton: Term First Flashcards

1
Q

Parietal Bone

A

L/R large portions of the skull

Posterior to frontal, anterior to occipital bone

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Anterolateral fontanelle

A

means fountain

at junction of sphenoid, parietal, temporal and frontal bones

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Maxilla

A

upper jaw + roof of mouth + surrounding nose

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

alveolar process of the mandible

A

holds teeth in lower jaw

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

occipital bone

A

at posterior/inferior portion of skull

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

spinous process

A

single process on all vertibrae

points posteriorly

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

nasal bone

A

the small part of the nose thats left

above the nose hole

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

transverse process

A

lateral pair of processes coming off all vertebrae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

coccyx

A

tail bone

3-5 fused bones

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Costal cartilage

A

connects ribs to sternum

made of thyaline cartilage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

temporal bone

A

large skull portion on lateral side of skull

over the temple

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

coronal suture

A

between the frontal and L/R parietal bones

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Mastoid process

A

conical prominance of the temporal bone, located just posterior to the ear

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

stapes

A

inner ear bone

means stirrup

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

zygomatic process of temporal bone

A

starting at A and leading to B
A- lateral skull segment, over the temple
B- anterior to cheek bone, lateral to eye

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

lacrimal bone

A

bone in eye socket
anterior in socket
just lateral to nasal bone

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

intervertebral disk

A

seperates/cushons the vertebrae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

costal

A

referring to ribs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

occipital condyles

A

outcroppings of the back/low skull

just above top vertebrae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

alveolar process of the maxilla

A

holds teeth in upper jaw

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

styloid process

A

thin prominance of the temporal bone sits just inferior to the external acoustic meatus
looks like a styletto

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

palatine bone

A

posterior hard palate

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

condyle

A

means knuckle

large round protuberance at the end of a bone

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

crista galli

A

superior most part of ethmoid bone

anterior/inferior of brain cavity

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

stylomastoid foramen

A

hole inbetween the styloid and mastoid processes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

foramin magnum

A

foramen in the skull

spinal chord goes through this

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

zygomatic bone

A

means yolk- referring to a pair
lateral to eyes
anterior of the cheek bone

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

coronoid process of the mandible

A

means “like a beak”

sharper tip of the ramus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

frontal bone

A

forhead, ranging back to the parietal bones

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

zygomatic arch

A

spans between the cheek bone and the temple

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

meatus

A

tube-like opening

means passageway

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

mandibular foramen

A

on the inside surface of lower jaw, right behind molars

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

body of vertebrae

A

main portion on anterior of all vertebrae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

vertebral foramen

A

spinal cord passes through this vertebral part

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
35
Q

body (of sternum)

A

middle 80% of the sternum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
36
Q

manubrium

A

superior-most part of the sternum

looks a bit like a condyle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
37
Q

sella turcica

A

turkish saddle

middle of the sphenoid bone

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
38
Q

Posterolateral fontanelle

A

means fountain

at junction of temporal, occipital, and parietal bones

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
39
Q

superior/middle nasal concha

A

part of the ethmoid bone

lateral, middle/superior outcroppings inside the nose

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
40
Q

Temporal process of zygomatic bone

A

posterior cheek bone -> temple

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
41
Q

xiphoid process

A

posterior tip of sternum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
42
Q

external acoustic meatus

A

external ear hole

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
43
Q

squamous suture

A

suture between the temporal and parietal bones

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
44
Q

malleus

A

inner ear bone

means hammer

45
Q

palatine process of the maxilla

A

anterior roof of mouth

46
Q

head of ribs

A
  • attaches to vertebrae
  • next to tubercle
  • articulates w/ inferior/superior costal facets of thoracic vertebrae
47
Q

ossicles

A

inner ear bones

48
Q

axis

A

C2

has a superior process that C1 can rotate around

49
Q

posterior fontanelle

A

means fountain
aka lamboid fountain
found at junction of saggital and lambdoidal sutures

50
Q

inferior nasal concha

A

twin outcroppings in the nose hole
inferior and lateral in the cavity
I think it’s it’s own bone

51
Q

foramen

A

hole through which blood vessels, nerves, or ligaments pass

means hole

52
Q

supraorbital margin

A

defines the top of the eye socket

53
Q

superior orbital fissure

A

narrow slit in superior eye socket

54
Q

perpindicular plate

A

seperates L/R nasal cavity
part of the ethmoid bone
from top to some way down. Stops where the vomer starts, I think

55
Q

Foramen ovale

A

foramen
lateral to sella turcica
ovular
just posterior/lateral to formen rotundum

56
Q

palatine process of maxilla

A

portion of the upper jaw that forms the anterior roof of mouth

57
Q

sphenoidal sinus

A

sits just underneath the sella turcica

58
Q

maxillary sinus

A

space above your top teeth

bounded by the alveolar process of the maxilla, the zygomatic bone, and the orbital surface of the maxilla

59
Q

superior/inferior articular facets

A

create a joint in the vertebrae
connects body to processes
2 sets

60
Q

alveolar margins

A

connects the maxilla and mandible to the teeth

61
Q

intervertebral foramen

A

foramen that runs/opens perpindicular to spine

62
Q

middle ear cavity

A

part of temporal bone

between acoustic meatus

63
Q

sternal end of rib

A

connects to costal cartilage at sternum

64
Q

condylar process of the mandible

A

rounded knob of the ramus
most posterior portion of lower jaw
fits into the mandibular fossa

65
Q

sternum

-3 features

A

3 parts

  • manubrium
  • xiphoid process
  • chest plate
66
Q

7 bones of the orbital of the eye

A

When an ELF has PMS she Zsss

Ethmoid, Lacrimal, Frontal, Palatine, Maxilla, Sphenoid, Zygomatic

67
Q

Atlas

  • 4 special features
  • missing 2 features
A

C1
has bowl shaped superior articular facets that hold the skull
has anterior + posterior arches
has no body or spinous process

68
Q

Cervical Vertebrae

  • 2 special types
  • 2 special features
A
C1-C7
C1=atlas
C2=axis
has transverse foramen
has bifid spinous processes
69
Q

Thoracic Vertebrae

-standard features +3

A

T1-T12
has costal facets- Superior/inferior
has transverse costal facets
-if you look at it w/ spinous process coming at you, it looks like a giraffe head

70
Q

Jugular Foramen

A
  • foramen
  • lateral to foramen magnum
  • probably second in size only to foramen magnum
  • Can be seen inside/outside of skull. Generally same location/shape on each. Bit smaller internally.
71
Q

process

A

projection or outgrowth from a tissue or bone

going towards some other feature

72
Q

Mandible

A

lower jaw

73
Q

anterior fontanelle

A

means fountain

found at junction of frontal and parietal bones

74
Q

Lamina

A

between transverse + spinous processes
more posterior
found on all vertebrae

75
Q

Sacral Promontory

A

Superior/anterior ridge of bone

Part of the 5 fused bone structure

76
Q

Ethmoid bone

A
perpindicular plate and middle nasal concha in nose
extends superiorly into brain cavity
uppermost portion (crista galli) visible in brain cavity
77
Q

mandibular fossa

A

where the mandible fits into the temporal bone

78
Q

Incus

A

inner ear bone

means anvil

79
Q

superior/inferior costal facets

A

found on thoracic vertebrae
attachments for rib heads
-slight outcroppings on sides of vertebrae on top and bottom-near transverse process
-on bodies of the vertebrae

80
Q

transverse costal facets

A

found on thoracic vertebrae
attachments for ribs, found on transverse process
attaches to the tubercle of the rib

81
Q

sacrum

A

5 fused bones
has promontory
only facet it has is the superior articular facet

82
Q

ethmoidal sinus

A
  • space between the upper parts of the nasal cavities, and the orbits
  • bordered by several bones. Frontal, maxilla, lacrimal, sphenoidal, and palatine.
83
Q

floating ribs

A

11+12

don’t connect to sternum at all

84
Q

Mental foramen

A

hole in lower jaw

found underneath canines, or so

85
Q

true ribs

A

1-7

connect to costal cartilage and sternum

86
Q

transverse foramen

A

holes in the transverse process

found only in cervical vertebrae

87
Q

Lumbar vertebrae

A
  • L1-L5
  • Largest vertebrae
  • look at it laterally w/ spinous stickout out perpindicular to you, it looks like a moose head
  • bean shaped bodies
  • extra set of processes
88
Q

Hypoglossal foramen/canal

A

foramen/canal
basically inside the foramen magnum
one on each side
lateral + slightly anterior to center of magnum
can only see it inside the skull/foramen magnum

89
Q

sagittal suture

A

Connecting the L/R parietal bones

90
Q

Fissure

A

Narrow slit between adjacent parts of bones through which blood vessels or nerves pass

91
Q

Lambdoid suture

A

connection of parietal and occipital bones

92
Q

optic foramen

A

foramen
hole in the eye socket
can be accessed through eye socket, or just anterior to the sella turcica

93
Q

Fossa

A

Shallow depression

means trench

94
Q

False ribs

A

8-10
attach to cartilage of rib #7
not directly to sternum

95
Q

Carotid foramin

A

just anterior to jugular foramen
just medial to stylomastoid foramen
can be seen on external skull

96
Q

dens

A

superior process on C2, that C1 rotates around

97
Q

pedicle

A

connects body to transverse process
one on all vertebrae
more anterior

98
Q

hyoid bone

A

stand alone U shaped bone

supports the tongue

99
Q

Sphenoid bone

A

Greater + Lesser wings

contains sella turcica

100
Q

bifid spinous process

A

forked spinous process

found on C2-C6

101
Q

foramen rotundum

A

foramen
lateral to sella turcica
circular
barely anterior/medial to foramen ovale

102
Q

Vomer

A

means ‘plow’
wider posteriorly, comes to a point in the anterior
visible through the nose- lowest part of perpindicular plate
more of this bone is visible from the posterior side

103
Q

cribriform plate

A

area upon which the crista galli rises out of

both this, and the crista galli are part of the ethmoid bone

104
Q

rib tubercle

A

sticks out by the head of the rib

connects to transverse process of thoracic vertebrae

105
Q

anterior/posterior arch

A

found on C1

106
Q

Frontal sinus

A

space between nose and forhead, posterior to both

107
Q

internal acoustic meatus

A

inner ear hole
just anterior to jugular foramen
seen in internal skull

108
Q

ramus of the mandible

-2 features

A

means branch
connections of the lower jaw
has a condylar process and a coronoid process

109
Q

Ribs

  • 3 types with numbers
  • 3 features
A
12 pair
connect @ vertebral column + sternum
has a head, a tubercle, and a sternal end
True ribs: ribs 1-7
false ribs: ribs 8-10
Floating ribs: ribs 11-12