Vertebral column & Thoracic cage Flashcards
1
Q
Bones of the axial skeleton
A
- Bones of skull
- Accessory bones
- Vertebral column
- Thoracic cage
2
Q
Bones of appendicular skeleton
A
- Upper limbs and pectoral girdle
- Lower limbs and pelvic girdle
3
Q
Bones of the vertebral column
A
26 bones
- 24 vertebrae
( C7)
(T12)
(L5)
- Sacrum
- Coccyx
4
Q
Functions of vertebral column
A
- Column of support
- Protect spinal cord and passage for nerves
- Attachment site for muscles
5
Q
Parts of a vertebra
A
- Spinous process
- Transverse process
- Lamina
- Vertebral foramen
- Pedicle
- Vertebral body
- Intervertebral foramen
- Superior articular process & facet
- Inferior articular process & facet
6
Q
Parts of intervertebral discs
A
- Annulus fibrosis
- Nucleus pulposus
7
Q
Cervical vertebrae
A
- Amount: 7
- Size: small
- Spinous process: Bifid (not C1,C2)
- Vertebral body: Oval
- Other features: Transverse foramen
8
Q
Thoracic Vertebrae
A
- Amount: 12
- Size: Medium
- Spinous process: Downward sloping
- Vertebral body: Heart shaped
- Other features: Costal facets for ribs
9
Q
Lumbar vertebrae:
A
- Amount: 5
- Size: Large
- Spinous process: Short, stuby
- Vertebral body: Kidney shaped
- Other features: None
10
Q
Atlas: structure
A
- Lateral masses (Yes motion)
- Ligament that holds dens (No motion)
11
Q
Axis structures
A
Dens (odontoid process)
12
Q
Functions of Thoracic cage
A
- Encloses and protects thoracic cavity viscera
- Thoracic skeleton acts as anchor for muscles (including respiration)
13
Q
Anatomy of thoracic cage
A
- Sternum
- 12 pairs of ribs
- 12 thoracic vertebrae
14
Q
Kind of ribs
A
True ribs: 1-7
False ribs: 8-10
Floating ribs: 11-12
15
Q
Sternum structures
A
- Clavicular notch
- Manubrium
- Sternal angle
- Body
- Xiphoid process
