Integumentary system
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| 4 main categories of tissues | Nerve, Epithelial, Connective, Muscular
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| 2 categories of membranes | Epithelial membranes and Fibrous connective tissue
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| Produce a more watery, lubricating substance | Serous membranes
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| 3 types of skeletal membrane | Periosteum (bone), Perichondrium (cartilage), Synovial (joints)
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| 3 types of muscle tissue | Skeletal, smooth, cardiac
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| Skeletal/voluntary | Attach to bone or other muscle by way of tendons and controlled by conscious effort
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| Epithelial | Thin tissue layer that forms the skin, organ coverings and inner lining of all the hollow organs
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| Fascia | Areolar connective tissue that forms a fibrous network that is continuous from top of skull to the tips of the toes and is throughout the body. Fibrous tissue between muscle bundles
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| Synovial | Membrane lines the inner joint cavities
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| Tendons | Bands that attach muscles to bones
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| Epithelial tissue | Thin protective layer or covering that functions in the process of absorption, excretion, secretion and protection.
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| Structures closely associated with epithelial tissues | Membranes
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| Function of muscle tissue fibers | Contract their elongated cells which pulls attached ends closer together causing body part to move
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| Smooth muscle tissue | Lacks striation and cannot by stimulated by contract by conscious effort
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| Nervous tissue | Composed of neurons and is found in the brain, spinal cord and associated nerves; initiates, controls and coordinates the body adaptation to its surroundings; neurons for a nerve pathway
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| Connective Tissue | Binds structures together, provides support and protection and serves as a framework
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| Hemopoietc | Tissue found in bone marrow and vascular system
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| Areolar | Loose connective tissue abundance of collagen and elastic fibers
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| Adipose | Loose connective tissue containing fat cells
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| Reticular | Loose connective tissue that provides framework of liver and other lymphoid organs
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| Fibrocartilage | found between the vertebrae and in the pubic symphysis where strong support and minimal ROM is required, damage tissue is slow because of low vascularity
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| Hyaline | Cartilage consisting of fine white fibers
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| Elastic | Elastic fibers in the matrix
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| Deep Facia | Covers each muscle fiber (endomysium), muscle fascicles (perimysium) the muscle (epimysium) and groups of muscles (investing fascia)
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| Bone | Tissues is connective in which intercellular substance is rendered hard by being impregnated with mineral salts
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| Dentne | Substance beneath the enamel fo the teeth. no distinct cells or blood vessels
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| Liquid connective tissue | Is represented by blood, lymph and interstitial fluid
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| Skin | largest organ of the body and serves as an interface with the environment and protection for the body.
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| Principle functions of skin | Protection, heat regulation, sensation, secretion/excretion, absorption and respiration
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| Epidermis | outermost layer of the skin; thickest on hands/feet, thinnest inside of limbs
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| Dermis | Deeper layer that extends to form the subcutaneous tissue
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| Collagen | Makes up 70% of dry weight of the skin and gives it strength , form and flexibility
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| Subcutaneous tissue | continuation of the dermis varies in thickness according to age, sex and general health of the person
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| % of blood supply to body distributed to the skin | half
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| 2 types of glands of the skin | Sudoriferous (skin) and Sebaceous (sweat)
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| It is controlled by the Autonomic system and is located in the dermis | Sweat glands
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| Name 2 appendages of the skin | Hair and nail composed of hard keratin a protein that in its soft form is found in the skin
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| Arrector pili muscles | fan like muscles that react to cold or emotional stimuli i.e. goosebumps
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| Scar | Forms after the healing of an injury or skin condition that has penetrated the dermal layer
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| Ulcer | Open lesion on skin or mucous membrane of the body accompanied by pus and loss of skin depth
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| Acne | Chronic inflamatory disorder of the skin related to hormonal changes and overactive sebaceous glands during adolescence
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| Basal cell carcinoma | Least malignant and most common skin cancer.
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| Contact dermatitis | Abnormal conditions resulting from contact with chemicals or other exterior agents
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