Axial Skeleton - Vertebral Column & Thoracic (P1) Flashcards
Name the 4 curvatures of the spine.
1) Cervical
2) Thoracic
3) Lumbar
4) Sacral
How many cervical vertebrae?
7
How many thoracic vertebrae?
12
How many lumbar vertebrae?
5
The curvatures allow for { } & { }.
1) Flexibility
2) Resilience
What kind of connective tissue makes up the intervertebral discs?
Fibrocartilage
What animal does this look like?
Anteater
What animal does this look like?
Giraffe
What animal does this look like?
Moose
Name the numbered structures on this superior view of the atlas.
1) Superior articular process
2) Transverse process
3) Vertebral foramen
4) Superior articular facet
Name the numbered structures on this inferior view of the atlas.
1) Inferior articular process
2) Inferior articular facet
3) Vertebral foramen
4) Transverse foramen
5) Transverse process
Name the numbered structures on this superior view of the axis.
1) Dens
2) Superior articular process
3) Superior articular facet
4) Transverse process
5) Spinous process (forked)
Name the numbered structures on this inferior view of the axis.
1) Body
2) Transverse foramen
3) Inferior articular facet
4) Inferior articular process
5) Spinous process (forked)
6) Transverse process
The dens of { } fits into the groove of the { } to allow { } rotation.
1) Axis (C2)
2) Atlas (C1)
3) Neck
Name the numbered structures on this superior view of cervical disks C3-C7.
1) Body
2) Transverse foramen
3) Vertebral foramen
4) Spinous process
5) Superior articular facet
6) Superior articular process
Name the numbered structures on this superior view of the thoracic vertebrae T1-T12.
1) Vertebral foramen
2) Superior articular process
3) Transverse process
4) Spinous process
5) Superior articular facet
Name the numbered structures on this superior view of the lumbar vertebrae L1-L5.
1) Transverse process
2) Spinous process
3) Superior articular facet
4) Superior articular process
Name the numbered structures on this posterior view of the sacrum.
1) Sacral canal
2) Superior articular process
3) Sacral foramina
4) Coccyx
5) Medical sacral crest
How many pairs of true ribs are there?
7
How many pairs of false ribs are there?
5
Of the false ribs, how many pairs of them are floating?
2
What are the 4 structures of the sternum?
1) Jugular notch
2) Body
3) Manubrium
4) Xiphoid process
The junction formed between the body and the manubrium of the sternum.
What is the sternum angle?
The sternum angle can be used to find the { } rib.
2nd
The sternum angle also allows you to listen to the { } with a stethoscope.
Heartbeat
The only floating bone, anchored only by muscles.
What is the hyoid bone?
What are the 2 purposes of the hyoid bone?
1) Tongue movement
2) Swallowing
What can the hyoid bone tell us about a victim’s cause of death?
Whether they were strangled or hanged
