Term
| what are the 4 major types of tissue? |
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Definition
| epithelial, connective, muscle, nervous |
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Term
| What are the 4 characteristics of epithelial tissues? |
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Definition
-have basement membrane
-lacks blood vessels
-tightly packed cells
-able to reproduce |
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Term
| Where can you find simple squamous epithelium? |
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Definition
| air sacs of lungs, walls of capillaries, covers the membranes that line body cavities. |
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Term
| How is epithelium classified? |
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Definition
| shape of cell and number of cell layers |
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Term
| How does simple squamous epithelium pass through? |
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Definition
| easily/rapidly by diffusion and filtration |
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Term
| Where will you find simple cuboidal epithelium and what does it secrete? |
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Definition
| covering the ovaries, kidney tubules and ducts, and it secretes products in glands |
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Term
| Where will you find simple columnar epithelium? |
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Definition
| uterus, stomach, and intestines |
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Term
| Where can you find goblet cells? |
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Definition
| simple columnar epithelium |
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Term
| What are the functions of simple columnar epithelium? |
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Definition
| protection, secretion, absorbtion |
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Term
| Where can you find pseudo stratified columnar epithelium and what are it's functions? |
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Definition
| respiratory system. protection, secretion, and movement of mucus and cells |
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Term
| What type of cells are in transitional epithelium? |
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Definition
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Term
| What is the structure of glandular epithelium able to do? |
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Definition
| produce and secret substances into ducts or fluids |
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Term
| What releases products by exocytosis? |
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Definition
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Term
| What loses part of their cytoplasm? |
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Definition
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Term
| What releases their entire cells? |
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Definition
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Term
| What are the two types of glands? |
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Definition
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Term
| What glands secrete into tissue fluid or blood? |
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Definition
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Term
| What glands secrete into ducts that open to internal or external surfaces? |
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Definition
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Term
| What are the general characteristics of connective tissues? |
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Definition
| have a matrix, has good blood supply and varies in consistency. |
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Term
| What is another term for matrix and where is it found? |
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Definition
| Intercellular material; found inbetween the cells |
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Term
| What produces connective tissue fibers? |
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Definition
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Term
| What are the 2 types of connective tissue? |
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Definition
| yellow fibers and white fibers |
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Term
| What are 2 facts about tendons and ligaments? |
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Definition
| Mostly consist of collagen, and heal slowly for lack of direct blood supply |
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Term
| What does loose connective tissue do? |
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Definition
| assist's in nourishment of the epithelial cells |
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Term
| How does adipose tissue store energy? |
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Definition
| In the form of triglycerides |
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Term
| What is the function of dense connective tissue? |
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Definition
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Term
| What are the 3 types of cartilage? |
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Definition
| Hyaline, elastic, fibrocartilage |
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Term
| What are the functions of cartilage? |
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Definition
| provide support, forms structural models, cushions joints |
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Term
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Definition
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Term
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Definition
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Term
| What are the characteristics of skeletal muscle tissue? |
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Definition
| striated, attached to bone, voluntary |
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Term
| What are 3 characteristics of smooth muscle tissue? |
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Definition
| lack striations, lines walls of internal organs, involuntary |
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Term
| What are 2 characteristics of cardiac muscle tissue? |
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Definition
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Term
| What do synovial membranes do? |
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Definition
| line joint cavities and lubricate joints |
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Term
| What do serous membranes do? |
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Definition
| secrete watery serous fluid that lubricates membrane surfaces and does not have outside access. |
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Term
| What does integument mean? |
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Definition
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Term
| What 4 things does the integumentary system consist of? |
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Definition
| skin, nails, hair follicles, and glands |
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Term
| What are the 6 functions of the skin? |
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Definition
| prevention of dehydration, maintenance of body temperature, get rid of wastes, reception of stimuli, vitamin D synthesis, and storage of nutrients. |
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Term
| What is vitamin D synthesis in the skin responsible for? |
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Definition
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Term
| What are 4 characteristics of the epidermis? |
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Definition
| lacks blood cells, keeps out pathogens, retains water, produces new cells while losing some |
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Term
| What are the layers of the epidermis from deep to superficial? |
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Definition
| stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, stratum corneum. (BSGLC) |
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Term
| Which layer does mitosis take place? |
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Definition
| stratum basale also called stratum germinativum |
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Term
| What level consists of 20-30 dead layers? |
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Definition
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Term
| Which layer has desmosomes? |
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Definition
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Term
| Where are melanocytes and what do they do? |
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Definition
| Stratum basale; produce melanin |
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Term
| What are disk shaped structures that serve to link one cell to another in skin which helps in holding the structure together? |
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Definition
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Term
| which layer is a layer of dead cells that is present only in thick skin? |
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Definition
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Term
| What layer is composed of dead epithelial cells and provides an overcoat protection? |
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Definition
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Term
| What are 3 characteristics of the dermal-epidermal junction? |
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Definition
| supports the epidermis, binds the layers of the skin, is where blisters are formed. |
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Term
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Definition
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Term
| What contains the blood capillaries that provide nutrients to the epidermal calls? |
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Definition
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Term
| What is the basis of fingerprinting? |
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Definition
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Term
| What are the 2 types of nerve fibers in the skin? |
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Definition
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Term
| What are the 2 types of sensory receptors? |
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Definition
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Term
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Definition
pacinian: heavy pressure
meissners: light touch |
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Term
| what is the structure of the hypodermis? |
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Definition
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Term
| What is responsible for goose bumps? |
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Definition
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Term
| In what layer does cell division occur? |
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Definition
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Term
| What is another term for sebaceous glands and what are they usually attached to? |
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Definition
| oil glands; a hair follicle (usually 2) |
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Term
| What are the 2 types of sweat glands? |
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Definition
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Term
| What gland responds to body temperature and produces a thin, watery liquid called sweat? |
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Definition
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Term
| How do sebaceous and sweat glands differ? |
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Definition
| in location, type of secretion, what signals them to secrete |
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Term
| Which gland causes body odor? |
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Definition
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Term
| Where are the apocrine glands? |
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Definition
| axilla, areolar, anogenital |
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