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week 6 anatomy
Anatomy week six
| Question | Answer |
|---|---|
| cancellous bone | on the other hand, is characterized by open space with a net-work of thin, branched crossbeams |
| Bones | are rigid, mineralized structures that help perform five major roles in the body |
| Ligaments | are fibrous bands that help hold the various bones together into an organized skeleton. |
| Nucleus | one of the largest cell structures, usually occupies the central portion of the cell. The shape of the nucleus and the number of nuclei present in a cell vary |
| Electrolytes | Other inorganic substances include acids, bases, and salts. These substances belong to a large group of compounds |
| Acids | is any substance that will release a hydrogen ion (H) when in solution. A hydrogen ion is simply a bare proton—the nucleus of a hydrogen atom. Therefore, acids are often called proton donor |
| Solvent | in which most other compounds or solutes are dissolved. When water is the solvent (dissolver) for a mixture of two or more kinds of molecules, the blend is called an aqueous solution |
| Insertion | is the point of attachment that moves when the muscle contracts |
| orbicularis oculi | encircles and closes the eye (blinking), |
| semispinalis capitis | is an extensor of the head and helps flex it laterally. |