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Unit 2 pt 3
| Question | Answer |
|---|---|
| The outer layer of bone (around the bone) that serves as an anchoring point for skeletal muscle: | Periosteum |
| The modified ends of a long bone that are often covered with cartilage: | Epiphysis |
| The dermis contains: | Blood vessels |
| Cylinder shaped shaft of a long bone: | Diaphysis |
| The matrix of bone mainly contains the protein _____ and the mineral _____. | Collagen; calcium |
| The major bone building cell (immature): | Osteoblast |
| The sternum is a type of _____ bone. | Flat |
| L5 is a type of _____ bone: | Irregular |
| The femur is a type of _____ bone. | Long |
| Major function of bones: | Store minerals, and protect softer body parts |
| Hairs grow from the hair: | Matrix |
| Nails grow from the nail: | Matrix |
| The most superficial sub-layer of the epidermis whose cells are dead and ready to be shed to the environment: | Stratum corneum |
| The part of hair that is implanted in the skin. | Hair root |
| Major function of nails: | Protect fingers and toes |
| The deepest sub-layer of the epidermis whose cells are alive and actively mitotic: | Stratum basale |
| True about the hypodermis: | composed of adipose and connective tissue |
| The epidermis contains: | Melanocytes |
| Stimulates melanocytes to make more melanin: | UV radiation |
| The method of heat loss that serves as the primary method, in which infrared heat rays escape | radiation |
| The thickest layer of skin: | Dermis |
| The most superficial layer of skin: | Epidermis |
| major function of skin: | storage and synthesis of fats and vitamin D Protect against UV radiation . Protect against pathogens . Thermoregulation for normal body temperature |
| Hair is located over the entire body surface? | False |