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The Axial Skeleton
| Question | Answer |
|---|---|
| What 3 parts is the axial skeleton divided into? | vertebral column, bony thorax, skull |
| What set of bones is the skull divided into? | cranium & facial bones |
| What does the cranium protect? | brain tissue |
| What is the cranial vault & the cranial floor? | lateral, posterior, superior walls of skull/ skull bottom |
| What is a foramen & give an example of where one is found | a small hole/ (Mental foramen) found on chin on either sides of the face |
| What is the lower jawbone | mandible |
| What are the bones of the skull connected by? | sutures |
| What is the external nose largely made out of? | cartilage |
| What forms the body's major axial support? | vertebral column |
| How many single bones is the vertebral column made out of? How many fused bones? | 24, 2 (Coccyx & Sacrum) |
| There are 3 curvatures in the vertebral column, not counting the sacrum & coccyx. Name them and how many bones they're composed of. | Cervical (C1-C7), Thoracic (T1-T12), Lumbar (L1-L5) |
| What are the vertebrae separated by and what does it do? | pads of fibrocartilage (intervertebral discs), absorb shock |
| What are abnormal spinal curvatures? | Scoliosis, Kyphosis, Lordosis |
| What is the bone that is usually broken when doing CPR and what is it attached to? | xiphoid process, sternum |
| Another name for C1 and C2 is? | atlas, axis |
| What is the bony thorax and what bones is it made up of? | skeleton of the chest/ ribs, sternum, thoracic vertebrae, costal cartilage |
| How many pairs of ribs are there in the human body? | 12 pairs |
| How many true ribs are there in the human body? | 7 (ribs 1-7) |
| What is the space between the ribs called? | intercostal space |
| What type of cartilage is used to attach the ribs to the sternum? | hyaline |
| How many parts is the sternum made up of & name them. | manubrium, body, xiphoid process |
| How many false ribs are there in the human body? | 5 (ribs 8-12) |
| How many floating ribs are there in the human body? | 2(ribs 11-12) |
| How many ribs are there in all in the human body? | 24 |
| Name the four common types of bones found in the human body. | long, flat, irregular, short |
| How many bones are there in an adult skeleton? | 206 |
| What are the two special types of bones found in the skeleton? | sesamoid, wormian (sutural bones) |
Created by:
Cediana
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