Axial Skeleton: Skull And Facial Bones

Front 1

Name structures

Back 1

Front 2

Name structures

Back 2

Front 3

Name structures

Back 3

Front 4

Name structures

Back 4

Front 5

Name structures

Back 5

Front 6

Back 6

Front 7

Back 7

Front 8

Back 8

Front 9

Name this bone

Back 9

Hyoid bone
-only bone with no direct articulation with any other bone
-acts as a moveable base for the tongue

Front 10

What makes up the axial skeleton?

Back 10

-80 bones
-skull, vertebral column, bony thorax

Front 11

Name these cranial fossa

Back 11

Front 12

Back 12

Front 13

Back 13

Front 14

Back 14

Front 15

How many facial bones are there?

Back 15

14

Front 16

What is the only freely movable joint in the skull?

Back 16

Mandible

Front 17

What are the occipital condyles?

Back 17

Rounded projections, lateral to the foramen magnum; articulate with atlas (first cervical vertebra)

Front 18

What is the foramen magnum?

Back 18

Large opening in base of occipital; connects spinal cord with brain

Front 19

What is the jugular foramen?

Back 19

Opening medial to styloid process; internal jugular vein and cranial nerves pass through it (bigger than carotid canal & inferior to it)

Front 20

What is the carotid canal?

Back 20

Opening medial to styloid process; internal carotid artery passes through (smaller than and superior to jugular foramen)

Front 21

What is the mastoid process?

Back 21

Rough projection inferior and posterior to external acoustic meatus; attachment site for muscles
Can get infected during ear infection

Front 22

Define the mandibular body

Back 22

Horizontal portion, forms the chin

Front 23

Define the mandibular ramus

Back 23

Vertical extension of the body on either side

Front 24

Define the mandibular condyle

Back 24

Articular point of the mandible with the mandibular fossa of the temporal bone

Front 25

Define the coronoid process

Back 25

Jutting/pointy anterior portion of the ramus, site of muscle attachment.

Front 26

Define the mandibular angle

Back 26

Posterior point at which ramus meets the body

Front 27

Mental foramen

Back 27

Prominent opening on mandible body that transmits mental blood vessels & nerves

Front 28

Define alveolar margin

Back 28

Sockets in which teeth lie