| Question |
 |
|
| Answer |
 |
|
| Bones are...? |
dense connective tissue composed of mainly calcium and phosphate |
| How many bones are in the body? |
206 |
| List the functions of bones: (6 in total) |
Protection, support, surfaces for muscle/ligament/tendon attachment, movement, production of RBCs, and the storage of 99% of the calcium in the body. |
| Axial skeleton includes: |
80 bones from the head and torso (including the 6 from the middle ear) |
| Appendicular skeleton includes: |
126 bones from the body's extremities. |
| The skull contains: |
28 bones |
| Mandible |
only moveable bone of the skull |
| Sutures |
Immobile joints that hold the skull together |
| Coronal suture holds together what? |
divides and holds together the frontal bone from the parietal bone. |
| Lambdoid suture holds together what? |
holds the parietal bones to the occipital bone. |
| Sinuses |
air-filled spaces within the skull that decrease the weight of bones, moisten incoming air, and resonate voice. |
| What is the foramen magnum? |
large opening at the base of the skull that lets the spinal cord through. |
| What do the maxillary bones form? |
upper jaw, the nose, the orbits (eye sockets), the roof of the mouth, and the maxillary sinuses. |
| The zygomatic is also know as the? |
cheek bones |
| The nasal bones form the? |
upper part of the nose. |
| The mandible forms the? |
lower jaw. |
| At what age does the anterior fontanel close? |
10-18 months |
| At what age does the posterior fontanel close? |
by the age of 2 months |