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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 |