Axial Skeleton

mastoid process

located in the posterior portion of the temporal bone; provides an attachment for certain muscles of the neck

mandible

lower jaw; only movable bone on head; irregular-1

sternum

manubrium, body, xiphoid process- flat

lacrimal bone

medial eye orbit; medial anterior

ethmoid bone

medial wall of eye orbit; superior nasal septum- medial posterior

external auditory meatus

passageway that leads from the outside of the head to the eardrum membrane of each ear

palatine bone

posterior hard palate; floor of eye orbit-1

zygomatic process

responsible for the prominences of the cheeks below and to the sides of the eyes

fontanels

soft spots between bones in babies

coronal

sutere line between frontal and parietal bones

lambdoid

sutere line between parietal and occipital bones

squamosal

sutere line between parietal and temporal bones

lordosis

swayback

zygomatic bone

cheek bone; floor of eye orbit-2

coccyx

4 fused vertibrae

sacrum

5 fused vertibrae

thoracic vertebrae, sternum

All ribs articulate posteriorly with the (6), and most connect anteriorly to the (7), either directly or indirectly.

cervical curvature

C1-C7

kyphosis, scoliosis

In describing abnormal curvatures, it could be said that (1) is an exaggerated thoracic curvature, and in (2) the vertebral column is displaced laterally.

fibrocartilage

Intervertebral discs are made of (3) tissue.

lumbar curvature

L1-L5

true, false

Ribs 1-7 are called (3) ribs, whereas ribs 8-12 are called (4) ribs.

floating

Ribs 11 and 12 are also called (5) ribs.

thoracic curvature

T1-T12

springness

The discs provide (4) to the spinal column.

conical

The general shape of the thoracic cage is (8)

heart, lungs

The organs protected by the thoracic cage include the (1) and the (2).

styloid process

a sharp spine that projects downward and forward from the inferior surface of the temporal bone just in front of the stylomastoid foramen and that is derived from cartilage of the second visceral arch

hyoid bone

anterior neck; not connected to any other bone

C2

axis- rotation of head

occipital bone

back of head

nasal bone

bridge of nose-1

suteres

connect the bones of the skull

sphenoid bone

cranial floor

parietal bone

crown-2

cranium/skull

flat bones

vomer

floor of nasal cavity; inferior nasal septum

frontal bone

forehead-1

inferior nasal conchae

inferior wall of nasal cavity; swirl and filter air

temporal bone

temple

C1

the atlas- carries the skull

mandibular condyle

the condyle of the ramus of the mandible that articulates with the skull

maxilla

upper jaw; most of hard palate-1