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Flashcards in axial Skeleton test 1 Deck (31)
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0
Q

What are cranial bones ?

A

They all touch the brain

1
Q

What is the axial skeleton ?

A

Body axis; skull, vertebrae, ribs, sternum.

2
Q

What is the Appendicular skeleton ?

A

Arms and legs and the bones that hold them on.

4
Q

Name this bone:
Location: forehead; anterior cranial roof and floor. Superior eye orbits.
Parts: orbital margin, supraorbital foremen.

A

Frontal bone(skull bone)

5
Q

Name this bone:
Location: medial cranium, top sides of middle roof of cranium.
Parts: nose

A

Parietal bones(2)(skull bone)

6
Q

Name this bone:
Location: deep to the ear
Parts: external acoustic meatus, styloid process, mastoid process, zygomatic process, Petrous part, internal acoustic meatus

A

Temporal bones(skull bone)

6
Q

Name this bone:

location: deep toward center of cranium touches all other skull bones.
parts: body, greater wings, lesser wings, pterygoid process, stella turcica.

A

sphenoid bone(skull bone)

7
Q

Name this bone:
Location:posterior wall and floor of cranium
Parts: foramen magnum, occipital condyles, external occipital crest, external occipital protuberance

A

Occipital bone(skull bone)

8
Q

name this bone:

location: behind nasal bone, behind eye sockets
parts: crista galli, cribriform plate, lateral masses, middle nasal conchae, perpendicular plate.

A

ethmoid bone(skull bone)

9
Q

what are sutures?

A

they are the joints between skull bones.

10
Q

which suture is between the temporal and parietal bones?

A

squamous suture

11
Q

which suture is between the parietal bones?

A

sagiteal suture

12
Q

which suture is between the occipital bone and parietal bones?

A

lambdoid suture

13
Q

which suture is between frontal and parietal bones?

A

coronal suture

14
Q

name this bone:

location: bridge of nose
parts: none

A

nasal bones (facial bone)

15
Q

name this bone:

location: medial eye orbit, upper lip, medial cheeks, anterior hard palate.
parts: incisive fossa, palatine processes, alveoli, (tooth sockets), infra orbital foramen, inferior nasal conchae

A

maxillae (maxillary bones, facial bone)

16
Q

name this bone:

loction: cheek bones, points of cheeks, lateral eye orbit
parts: temporal process(forms zygomatic arch with zygomatic process)

A

zygomatic bones(facial bone)

17
Q

name this bone:

location: lower jaw
parts: mental foramen, alveoli, mandibular condyle, coronoid process

A

mandible(facial bone)

18
Q

name this bone:

location: medial eye orbit
parts: lacrimal foramen

A

lacrimal bones(facial bone)

19
Q

name this bone:

location: posterior hard palate
parts: horizontal pate

A

palatine bones(facial bone)

20
Q

name this bone:

location:inferior nasal cavity, forms nasal septum with perpendicular plate of ethmoid bone

A

vomer(facial bone)

21
Q

what is paranasal sinuses?

A

some skull bones are hollow- frontal sphenoid, ethmid, maxilla bones. spaces are lined with mucus membrane and connect to nasal cavity.

22
Q

name this bone:
not a skull bone, doesn’t touch any other bones.
location: sits on larynx inside curve of mandible.

A

hyoid bone

23
Q

what is the vertebral column?

A

dorsal surface, formed by stacked vertebrae locations: cervical region- neck 7 vertebrae
thoracic region- upper back 12 vertebrae
lumbar region- lower back 5 vertebrae
saccrum- 5 fused vertebrae pelvis
coccyx- 4-5 vertebrae may be fused (tail)

24
Q

what is the cervical vertebrae?

A

has transverse foramen.

1) c1-atlas no body
2) c2-axis body has a projection (dens)

25
Q

name the parts of a typical vertebrae?

A

parts: body, spinous process, transverse process, superior articular processes, inferior articular processes

26
Q

what is the thoracic vertebrae?

A

has costal facet on body and transverse costal facet on transverse process to join ribs

28
Q

what vertebrae has no foramen no costal facets just thick bodies?

A

lumbar vertebrae(vertebral column)

29
Q

what is 5 fused vertbrae, parts include sacral canal, dorsal sacral foramina, ventral sacral foramina, superior articular process, aurical surface?

A

saccrum(vertebral column)

30
Q

name this bone:
location: midline of thorax(chest)
parts: manubrium (parts- jugular notch, clavicular notches)
body- no parts (most ribs attach here)
xiphoid process- no parts (hardens with age)

A

sternum(thorax)

31
Q

name this bone(s):

location: form joints with thoracic vertebrae and sternum
parts: head, neck, articular tubercle, shaft, costal grooves sternal end

A

ribs (thorax)