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111 Cards in this Set
- Front
- Back
Proliferation
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refers to the reproduction of new cells through cell division
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neoplasia
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an abnormal and progressive multiplication of cells; leading to the formation of a neoplasm
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Differentiation
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refers to the acquisition of a specific cell function; normal process in which cells become more specialized
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Cell Regulation
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all functions carried out within the cells to maintain homeostasis, including their signals and the way each cell produces an intracellular response
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Neoplasm
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refers to new and abnormal tissue growth that is uncontrolled and progressive
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Acidosis
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blood pH below 7.35
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Alkalosis
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blood pH above 7.45
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Hypercalcemia
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is abnormally high Ca concentration in the blood
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Hypocalcemia
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is abnormally low Ca concentration in the blood
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Hyperkalemia
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is abnormally high K ion concentration in the blood
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Hypokalemia
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is abnormally low K ion concentration in the blood
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Interstitial Fluid
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is located between the cells and outside the blood vessels
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Intravascular Fluid
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the liquid portion of the blood (plasma)
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Extracellular Fluid Volume excess
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occurs when there is to much isotonic fluid in the extracellular compartment
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Extracellular Fluid Volume Deficit
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is resent when there is insufficient isotonic fluid in the extracellular compartment
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Intravenous Therapy
(Crystalloids) |
is to correct or prevent fluid and electrolyte disturbances allows for direct access to the vascular system permitting the continuous infusion of fluids over a period of time
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Colloid Osmotic Pressure
(Oncotic Pressure) |
an inward-pulling force caused by blood proteins that helps move fluid from the interstitial are back in capillaries
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Colloid
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proteins in the blood bigger that electrolytes glucose; most are to large to leave capillaries in the fluid that is filtered
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Hydrostatic Pressure
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the force of the fluid pressing outward against a surface
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Filtration
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is the net effect of 4 forces, 2 tend to move fluid out of capillaries and small venules and 2 move fluid back into capillaries and small venules
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Osmotic Pressure
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an inward-pulling force caused by particles in the fluid, tends to pull water into the cell
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Osmosis
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water moves across cell membrane; separates fluids with different particle concentrations
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Fluid
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water that contains dissolved as suspended substances such as glucose, mineral salts, and proteins
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Extracellular Fluid
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fluid located outside the cells; apprx 1/3 of total body water; intravascular fluid, interstitial fluid, and transcellular fluids
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Intracellular Fluid
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fluid located inside the cells; 2/3 of total body water
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Anions
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ions that are negatively charged
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Osmolaity
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is a measure of the number of particles per kilogram of water
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Cations
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ions that are positively charged
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Electrolytes
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mineral salts; a compound that separates into ions when dissolved in water
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Metabolic Alkalosis
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occurs from a direct increase of base or a decrease of metabolic acid which increases bicarbonate in the blood raising the pH; common causes include vomiting and gastric suction
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Metabolic Acidosis
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occurs from an increase of metabolic acid or a decrease of bicarbonate; kidneys are unable to excrete enough metabolic acids which accumulate in the blood or bicarbonate is removed from the body directly as with diarrhea; which make bicarbonate in the blood decrease and the pH falls
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Respiratory Alkalosis
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arises from alveolar hyperventilation the lungs excrete to much carbonic acid in the blood, which increases the pH; usually short lived, thus the kidneys do not have time to compensate
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Active Transport
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requires energy in the form of ATP to move electrolytes across cell membranes against the concentration gradient from areas with decrease concentration to area of high concentration
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Hypertonic
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solution is more concentrated than a normal blood
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External Factors influencing health beliefs
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Socioeconomic factors, Family practices cultural background
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Internal variables that Influence health beliefs
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Intellectual Background, Perception of Functioning, Emotional Factors and Spiritual Factors
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Protective Touch
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form of touch that protects the patient and/or the nurse; patient can view this positively or negatively; prevents an accident, an example is a nurse withdrawing herself
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Caring Touch
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this touch is a form of non-verbal communication which successfully infulence's a patient's comfort and security, enhances self-esteem, confidence of caregivers and improves mental well being
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Task-oriented Touch
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touch used when performing a task or procedure; skillful and gentle performance of a nursing procedure conveys security and a sense of confidence
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Swanson's Theory
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consisting of 5 categories; defines caring as a nurturing way of relating to a valued other toward whom one feels a personal sense of commitment and responsibility
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Watson's Theory of Transpersonal Caring
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emphasized nurse-patient relationship; places care before cure. preserves human dignity in the technological , cure-dominated health care system
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Patricia Benner Judith Wrubel view of caring
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caring creates possibility personal concern for another person an event or thing provides motivation and direction for people to care
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Enabling
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when a nurse and patient work together to identify approaches to care and resources; teaching a patient to give insulin, helping a patient through a breast exam
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Leninger's Transcultural Caring Theory
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care is essential human need necessary for health and survival of all individuals; care unlike cure helps an individual or group improve; human condition; nurturing and skillful activities to assist people in a empathic compassionate and supportive
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Fluid
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Water plus the substances dissolved and suspended in it
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Fluid, Electrolyte intake and Absorption
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addition of fluid and electrolytes to the body and their movement into the blood
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Fluid and Electrolyte Distribution
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process of moving fluid and electrolytes between the various body fluid compartments
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Fluid and Electrolyte Output
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the removal of fluid and electrolytes from the body normal and abnormal routes
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Physiological Effects of Heat
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Vasodilation, Increased Capillary Permeability, Increased Cellular Metabolism, Increased Inflammation, Sedative effect, decreased blood viscosity, decrease muscle tension
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Devices to Apply Heat
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Hot water bags or bottles, Electric heating pads, Aquathermia pads, hat packs, moist heat, sitz bath, warm socks
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Physiological Effects of Cold
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Constricts peripheral blood vessels, reduces muscles spasms, promotes comfort
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Red
Yellow Black |
Protect=
Cleanse= Debride= |
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Devices to Apply Cold
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Ice bags, Cold packs, Hypothermia blankets, moist cells
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Braden Assessment Tool
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a tool that assess a client's pressure ulcer risk
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Being present
Providing a caring Touch LISTENING |
behaviors in causing include
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Electrolytes
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substances that are charges particles (ions) when they are placed in water
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Isotonic
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a fluid with the same concentration of nonpermanent particles as normal blood
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Hypotonic
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a solution is more dilute than the blood
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Diffusion
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free movement of particles across permeable membrane from an area of high concentration to an area of low concentration
-Transport most electrolytes |
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pH
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is a measure of its degree of acidity
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Base
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is a substance that takes up bicarbonate
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Acid
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is a substance that releases hydrogen ions
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Acid-base Balance
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is the process of regulation the pH; bicarbonate concentration and partial pressure of carbon dioxide of body fluids
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Chronic Illness
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persists usually longer than 6 months, is irreversible, affects functioning in one or more systemic systems; Patients often fluctuate between maximal functioning and serious health relapse that may be life threatening
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Acute Illness
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usually reversible, has a short duration and is often severe. Symptoms appear abruptly are intense, and often subside after a relatively short period
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Tertiary Prevention
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prevention occurs when a defect or disability is permanent or irreversible
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Secondary Prevention
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prevention focuses on tose who have a disease or are at risk to develop a disease
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Primary Prevention
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true prevention that lowers the chances that a disease will develop
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Illness Prevention
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activities such as immunization programs, protect patients from actual or potential threats to health
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Health Promotion
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activities such as routine exercise and good nutrition helps patients maintain or enhance their presence levels of health
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Maslow's Hierarchy of Needs
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used to understand the interrelationships of basic human needs
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Health Belief Model
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addresses the relationship between a person's beliefs and behaviors; helps one understand factors influencing patient's perceptions beliefs and behavior to plan care
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Health-illness continuum
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used to measure a person's perceived level of wellness
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Illness
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seen as the physical manifestations and the subjective experience of the individual
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Disease
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is a functional or structural disturbance that results when a person's adaptive mechanisms to counteract stimuli and stresses fail
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Wellness
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refers to a positive state or health of an individual, family or community
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Health
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a state of complete physical mental and social well-being and not merely the absence of disease, that people define in relation to their own values, personality and lifestyle
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Wound Contraction
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edges of the wound coming together to heal
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Wound
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disruption of the integrity and functions of tissues in the body
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Vacuum Assisted Closure
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a device that assits in wound closure by applying localized negative pressure to draw edges of a wound together
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Tissue isolation
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point at which tissues receive insufficient O2 and perfusion
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Slough
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stringy substances attached to wound bed, soft yellow or white tissues, must be removed before the wound is able to heal
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Serosanguineous
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pale, pink, watery; mixture of clear and red fluid
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Sanguineous
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bright red, indicates active bleeding
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Purulent
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a yellow, green or brown color exudate (pus)
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Puncture
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bleed in relation to the depth and size of the wound,
(ie. Knife or Nail wound) |
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Laceration
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torn, jagged wound
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Induration
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hardening of a tissue particularly the skin, because of edema of inflammation
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Homeostasis
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termination of bleeding by mechanical or chemical means or the coagulation process of the body
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Hemorrhage
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bleeding from a wound site
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Hematoma
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a localized collection of blood underneath the tissues
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Granulation Tissue
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red moist tissue composed of new blood vessels, the presence of which indicates progression toward healing
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Exudate
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should describe the amount, color, consistency and odor of wound drainage
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Eschar
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black or brown necrotic tissue
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Epithelialization
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wound is filled with granulation tissue, contraction of the wound resurfacing of the wound; Fibroblasts are present; provide matrix for granulation
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Drainage Evacuators
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convenient portable units that connect to tubular drains and exert, a safe, constant low pressure vacuum to remove and collect drainage
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Debridement
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removal of dead tissue from a wound
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Collagen
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a tough fibrous protein
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Blanching
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occurs when the normal red tones of the light-skinned patient are absent
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Abrasion
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scraping or rubbing away of epidermis ; may result in localized bleeding and serious fluid
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Hypervolemia
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isotonic gain in proportional amounts of water and electrolytes; Fluid volume excess; development of edema throughout the body or in a specific body tissues or organs
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Hypernatremia
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water deficit, dehydration loss of only water leaving the patient with excess Sodium
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Hyponatremia
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gain of only water leaving low osmolality and low serum Na Levels, "Overhydration" water intoxication
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Cell Regulation
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all functions carried out within the cells to maintain homeostasis , including their responses to extracellular signals and the way each cell produces an intracellular response
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Stages of Development of a malignant neoplasm
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1)Initiation- irreversable mutation of a gene; appears somewhat abnormal.
2)Promotion- to become malignant cell must enter this stage, usually a latency period promotes cell divison and cell growth of a bad cell 3)Progression- final stage when cancer begins to spread and destroy healthy cells |
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Grading System
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Gx- grade can not be assessed
G1- Well differentiated (low grade) G2-Moderatley Differentiated (intermediate grade) G3-Poorly Differentiated (high Grade) G4- Undifferentiated (High Grade) |
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Surgery
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Oldest treatment of cancer treatment; used to prevent growth and to treat symptoms.
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Radiation Therapy
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palliative, curative; packets of energy in the form of photons, or particles of energy penetrate tissue and induce direct biologic damage within the cells
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Chemotherapy
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certain group of chemicals called alkylating agents which have anti-cell growth systemic treatment of cancer, prevents cells from multiplying, invading, metastasizing in distant sites.
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Targeted Therapy
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prevents tumor growth by blocking signaling
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Migraine
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is a chronic, episode disorder; characterized by an intense pain in one side of the heady worsening with movement
classified as long -duration headaches (4-72hrs), causes are most likely a combination of vascular, genetic, neurologic, hormonal, and environmental factors. |