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Ashley Meadows
Anatomy Weeks 1-7
| Term | Definition |
|---|---|
| Ionic bond | electrocovalent bond; bond formed by transferring of electrons from one atom to another |
| Nonpolar | covalent chemical bond in which there is equal sharing of electrons and therefore no distinct areas of electrical charge |
| Autophagy | destruction of defective or unneeded proteins and cellular organelles using lysosomes |
| Hydrophobic | adjective describing a particle or substance that is not attracted to water |
| Collagen | principal organic constituent of connective tissue |
| Epidermis | outermost layer of the skin; sometimes called the “false” skin |
| Chondrocyte | cartilage cell |
| Osteoblast | bone-forming cell |
| Osteoclast | bone-absorbing cell |
| Cerumen | ear wax |
| Hypodermis | loose layer fascia under the skin, rich in fat and areolar tissue located beneath the dermis; also called subcutaneous layer |
| Articular cartilage | layer of hyaline cartilage covering the joint surfaces of epiphyses |
| Epiphysis | end of a long bone |
| Hyaline cartilage | most common type of cartilage; appears gelatinous and glossy |
| Osteon | unit of compact bone tissue made up of a tapered cylinder with layered, concentric arrangements of calcified matrix and cells around a central canal for nerves and blood vessels |