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Spine - gen qs
spine - general questions for comp
| Question | Answer |
|---|---|
| What are the functions of the vertebral column? | encloses and protects the spinal cord, acts as a support for the trunk, supports the skull, provides for attachment of deep muscles of the back and ribs. |
| How is the vertebral column held together? | via ligaments |
| How many sacral vertebrae are there? | 5 |
| How many coccygeal vertebrae are there? | 3-5 |
| Which are the true vertebrae? | the movable upper 3 sections |
| Which are the false vertebrae? | the fixed or fuzed lower sections – sacrum and coccyx |
| What kind of curve is the cervical curve? | convex anteriorly, lordotic curve |
| Why kind of curve is the lumbar curve? | convex anteriorly, lordotic curve |
| What kind of curve is the pelvic curve? | concave anteriorly, kyphotic curve |
| Which are the primary curves? | thoracic and pelvic |
| What is a primary curve? | the curve present at birth |
| What is a secondary or compensatory curve? | one that develops after birth |
| When does the cervical curve begin to form? | around 3-4 months when the child begins to hold up their head or 8-9 months when they can sit alone |
| When does the lumbar curve begin to develop? | 1 to 1 1/2 years when the child begins to walk |
| What is the difference between female and male lumbar curves? | females have a more pronounced lumbar curve and have a more acute angle at the lumbosacral junction |
| What is the inside of the intervertebral disk called? | nucleus pulposus |
| What is the outer fibrocartilage of the intervertebral disk called? | annulus fibrosus |
| What is a slipped disk? | herniation of the nucleus pulposus |
| What forms the vertebral arch? | 2 pedicles and 2 laminae |
| Which way are the pedicles projected off the vertebra? | posteriorly |
| What forms the intervertebral foramina? | vertebra notches |
| What passes through the intervertebral foramina? | spinal nerves and blood vessels |
| Which way are laminae projected from the pedicles? | posteriorly and medially |
| What forms the zygapophyseal joints? | superior and inferior articular processes of adjacent vertebrae |
| Alternate name of zygapophyseal joints | interarticular facet joints |