Overview And Functions Flashcards
1
Q
Number of Spinal Vertebrae
A
33, 23 in spinal column
2
Q
Cervical Spine
A
Head to thoracic, 7 vertebrae, Lordosis
3
Q
Thoracic Spine
A
Upper back, connects to lumbar, 12 vertebrae T1-T12, Kyphosis
4
Q
Lumbar
A
Lower back, connects to sacrum, 5 vertebrae, Lordosis
5
Q
Sacral Spine
A
S1-S5, fused vertebrae
6
Q
Sacroiliac Joint
A
Where sacrum attaches to Pelvic Girdle
7
Q
Functions of the Spine
A
- Stable attachment for muscles, tendons and ligaments
- Supporting weight of head and torso
- Protects spinal cord
- Absorbs shock
8
Q
6 degrees of motion
A
Flexion, extension, bending side to side, rotation and combination
9
Q
Kyphosis
A
Anterior Concavity (thoracic spine)
10
Q
Lordosis
A
Posterior Concavity (Cervical and Lumbar)
11
Q
Normal Spine Curve
A
Cervical - Lordosis, 20-40 deg Thoracic -Kyphosis, 20-40 dg Lumbar -Lordosis, 30-50 deg
12
Q
Birth Spinal Curve
A
One kyphotic curve (primary curve)
- once head can be lifted, cervical lordotic curve develops
- once walking, secondary lumbar lordotic curve develops