Unit 2 Bones of Axial

206

There are _______ bones in the human body

80

There are _______ bones in the axial skeleton

126

There are ______ bones in the appendicular skeleton

skull, vertebral column, & thoracic cage; ribs, sternum

The axial skeleton consists of the bones of the ________, ________, _________, to include the _______ and the ________

(C1-C7)

(T1-12)

(L1-L5)

Cervical _______

Thoracic _______

Lumbar ________

Cervical, Thoracic, Lumbar

Bones of the Vertebral Column:

12

Rib Cage: ______ pairs of ribs

1-7

True Ribs: Ribs _______

posteriorly to spine and individually to sternum

True Ribs: Connect _______

8-12

False Ribs: Ribs ______

posteriorly to spine; 8-10 collectively to sternum

False Ribs: Connect ________

11-12

Floating: Ribs ______

posteriorly to spine, do not connect to sternum

Floating Ribs: Connect ________

Does not articulate with any other bone

Hyoid Bone

attachment, tendons/ligaments, neck

Hyoid Bone serves as _______ point for various _______ of ______

Fibrocartilage

Intervertebral Disc = _______

can herniate through annular fibers due to repetitive loading of the spine and rotation

Nucleus Pulposus

C1

C2

Atlas = ______

Axis = ______