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Give a note on the skull? (3p)
- Skull: Cranium
- Fused joint (immovable)
- Protects brain
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What does a fused joint mean ?
Immovable.
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What does the cranium protect?
The brain.
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Give a note on the spine? (5p)
- Consists of 33 bones (vertebrae)
- Some vertebrae can move slightly
- Bones separated by discs (cartilage)
- Discs act as shock absorbers
- 5 Regions :
- Cervical (neck, 7v)
- Thoracic (chest, 12v)
- Lumbar (back, 5v)
- Sacrum (hip, 5v)
- Coccyx (tail bone, 4v)
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How many bones does the spine consist of?
Spine consists of 33 bones (vertebrae)
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Are all vertebrae of the spine immovable?
Some vertebrae can move slightly
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What are the bones of the spine separated by?
Bones are separated by discs (cartilage)
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What are the intervertebral discs made from?
Cartilage to act as shock absorbers.
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What is the function of the discs between vertebrae?
Discs act as shock absorbers.
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How many regions is the spine divided into?
- Divided into 5 regions:
- Cervical (neck, 7v)
- Thoracic (chest, 12v)
- Lumbar (back, 5v)
- Sacrum (hip, 5v)
- Coccyx (tail bone, 4v)
C oloured T ights L ook S o C ool
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What are the 5 regions of the spine?
- Cervical 7v
- Thoracic 12v
- Lumbar 5v
- Sacrum 5v
- Coccyx 4v
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What is the region of the spine located by the neck called?
Cervical (neck) 7 vertebrae
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How many vertebrae has the neck region of the spine?
Cervical (neck) 7 vertebrae
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What is the chest region of the spine called?
Thoracic (chest) 5v
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How many vertebrae has the chest region of the spine?
Thoracic (chest) 12v
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What is the back region of the spine called?
Lumbar (back) 5v
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How many vertebrae has the back region of the spine?
Lumbar (back) 5v
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What is the hip region of the spine called?
Sacrum (hip) 5v
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How many vertebrae has the hip region of the spine?
Sacrum (hip) 5v
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What is the tail bone of the spine called?
Coccyx (tail bone) 4v
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How many vertebrae has the bail bone of the spine?
Coccyx (tail bone) 4v
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