Test 2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | Connective tissue; below epidermis
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| show | Deepest layer of epiderm; single cuboidal or columnar layer; basement membrane attaches to dermis; melanocyte production
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| stratum Spinosum | show 🗑
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| show | 2-5 layers of flat, diamond shaped cells; produces keratohyalin granules and lamellar bodies release lipids from cells (cell dead)
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| Stratum Lucideum | show 🗑
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| show | 25+ layers dead squamous; water loss prevention; high keratin; sloughs off
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| show | 4/5 layers stratified squamous; outermost portion of skin; barrier and Vit D production
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| Papillary Layer | show 🗑
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| Reticular Layer | show 🗑
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| show | Attaches dermis to underlying structures; fat tissue stores energy; blood vessels and nerves supply dermal layer
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| Hair Shaft | show 🗑
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| Hair Root | show 🗑
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| show | Smooth muscle; responsible for goose bumps
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| Sebaceous Gland | show 🗑
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| show | Located all over body; secrete mostly water
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| Apocrine Sweat Gland | show 🗑
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| show | Part of nail that protrudes
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| show | Pink area attached to skin underneath
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| show | Where the edge of the nail meets the skin on the side of the finger
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| show | White moon-shaped area at bed of nail
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| Eponychium | show 🗑
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| Nail Root | show 🗑
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| show | At the end of nail root under the skin
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| show | Evenly stands forces exerted on it; Trabeculae osteocytes in lacunae; matrix forms lamella rings; lacunae present in lamella
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| show | Stands forces from single direction; matrix forms lamella rings, air pockets (lacunae) in lamella, osteon osteocytes in lacunae; large Central Haversian Canals in center
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| show | Shaft of bone; primarily compact bone; major BC producer; marrow cavity found here
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| Epiphysis | show 🗑
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| show | Portion between Dia and Epi; cartilagenous in children and adolescents
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| Periostem | show 🗑
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| Endostem | show 🗑
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| Osteocytes | show 🗑
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| show | Active in producing matrix; surrounds itself then matures into an osteocyte; found on outer region of osteon/trabecula; widens bone structure
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| Osteoclasts | show 🗑
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| show | CT; Hyalin serves as template for forming bones; collagen fibers add flexibility
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| Bone Matrix | show 🗑
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| show | Mix of carbs and protiens (binds a lot of water)
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| show | Hydroxy Apatite*, Calcium Phosphate, Calcium Hydroxide
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| show | Openings in the cartilage where chondrocytes (cart cells) are contained
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| Endochondral Ossification | show 🗑
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| show | Mesenchyme replaced directly by bone-no cart needed; found in cranium
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| Appositional Growth | show 🗑
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| show | 2 joints connected by fibrous tissue; no cavity; little/no movement
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| Suture | show 🗑
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| Syndesmoses | show 🗑
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| show | FJ; 2 pegs held in place within a socket by FT
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| Cartilaginous Joint | show 🗑
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| Synchondroses | show 🗑
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| Symphyses | show 🗑
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| show | Freely moveable joints that contain a fluid in a cavity that surrounds the ends of the articulating bones
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| show | Surrounds individual muscles/muscle groups
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| show | Dense collagenous CT that surrounds muscle; layer beneath fascia
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| show | CT that surrounds fasicle
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| show | CT that surrounds muscle fibers; reticular fibers
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| show | Inside fibers; form during embryogenesis; 100's-1000's nuclei; composed of sarcomeres
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| show | Extends from Z disc to Z disc in a myofibril
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| Sarcolemma | show 🗑
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| show | Cytoplasm without the myofibrils
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| show | Actin and Myosin
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| Troponin | show 🗑
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| Tropomyosin | show 🗑
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| show | Promotes breakdown of ATP; enables myosin to use ATP energy to bend head in contraction
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| show | SR of myofibril; stores Ca++
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| show | Extends from end to end of a myosin filament; does not shorten in contraction
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| H Zone | show 🗑
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| I Band | show 🗑
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| Z Disc | show 🗑
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| show | A channel that can only be opened by means of a chemical (aceyltocholine)
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| Voltage Gated Channel | show 🗑
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| Action Potential | show 🗑
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| show | Repeated stimulation in a short time period; single neuron stimulating 1 myofibril; includes partial relaxation phase
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| show | Multiple neurons stimulating 1 myofibril
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| show | Increased frequency of spatial summations; shorter relaxation phase
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| show | No relaxation phase; as much tension as can be exerted; muscle length affects max tension
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| show | Relatively less myoglobin and mitochondria than slow twitch; quickly uses ATP; fatigues quickly; large fibers
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| show | More myoglobin and mitochondria; keeps going through aerobic resp; endurance; smaller fibers
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Created by:
claire_wilson1991
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