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Normal growth Tissue maintenance Tissue repair/recovery Treatment of disease
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Maintain immune system Prevent medical problems Maintain normal temp Produce enzymes and hormones
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Intake of food/fluids Mechanical Digestion Chemical digestion of starches begins
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Passageway from the mouth to the stomach Peristalsis propels food forward
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Turns food into chyme Adds HCL Mechanical and chemical digestion continues Food stays for 1-4 hours
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Simple carbohydrates 1hr Complex carbohydrates 3hr Protein 5hr Fats 7hr Rationale for a variety of foods in % of intake
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Chemical digestion Bile and enzymes are added Digestion completed Absorption of nutrients occurs
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Storage of wastes Absorption of water Elimination Synthesis of Vitamin K
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Psychological State-fear, anxiety Bacterial action Food processing-whole grain, raw, fried, cooked
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Substance which contains elements necessary for body function 6 classes: CHO, CHON, Fat, H2O, Minerals, Vitamins
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Provide energy Primary plant foods May contain fiber Simplest form is glucose Anabolism Catabolism Converted to adipose
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Amino acids Tissue growth/repair Complete proteins Incomplete proteins Nitrogen balance
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Fats and oils Concentrated energy Triglycerides Provide insulation Maintain temperature Fat-soluble vitamins
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Most essential nutrient for survival Essential for cells Sources--eating, drinking, metabolism
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Sodium: Less than 3000mg Cholesterol: Less than 300mg Fat: Less than 30 % Fiber: Approximately 30 Grams Fluids: 3000ml / 24 hour
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Fat soluble--A, D, E, K Water soluble-B-complex, C Regulate metabolic functions within cells Contain antioxidants
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Inorganic elements Serve as catalysts Essential for good health Calcium, phosphorus, magnesium
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Infants: double wgt 4-5 mo. Not able to digest or metabolize many foods Toddlers & pre-schoolers: need increase in protein r/t body wgt. School age + adolescents: generally have good appetites. Need healthy selection ed. Adults: Fruits, veg, whole grain & portion control
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May have fixed income May not be able to go out and shop Decrease in taste buds Loss of teeth, poor fitting dentures Don’t enjoy eating alone
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Health Socio - Economic status Psychological state Culture/religion
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Personal preferences Misinformation-food fads Alcohol and drug use Age and life-style Alcohol = 7calories/gram
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Hgt & wgt I&O trends Body composition Edema Condition of skin, teeth, hair Dietary history Turgor Dietary diary Anthropometry Calorie count Stool characteristics
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Albumin-role in F&E balance Pre-albumin-more reliable Transferrin-non-hem iron->when iron Hbg-O2 carrying capacity < blood loss BUN = hydration and Creatinine
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2000 calorie diet 60% carbohydrate 20% protein 20% fat calories 2000X60%=1200/4cal per g=300gram CHO 2000x20%= 400/4cal per g=100gramCHON 2000x20%= 400/9cal per g=44grams Fat
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Represents allowances of essential nutrients by age and category, inclusive of weight and height. Represents 98% of people in general good health 55-60% carbohydate 12-20% protein <30% fat
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Anyone with problems with I & O, digestion and absorption of nutrients ◦ Anorexia nervosa ◦ Bulimia --Impaired mobility ◦ Chemotherapy --Lengthy NPO ◦ Chronic illness ◦ Extensive surgery
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Most reliable indicator is WEIGHT Intake and output are very important and must be accurate
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Provide rest to a body part Adapt to client’s ability to eat swallow, digest, absorb, or metabolize nutrients Weight loss or gain Maintain nutritional status Correct deficiencies
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Consistency/texture Frequency of feedings Number of calories Specific nutrients Fluid volume
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Tea, broth, jello, water Liquids you can see through Nutritionally inadequate
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Foods that are liquid at body temperature May be nutritionally adequate if planned carefully
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Foods which are easy to chew and to digest Mechanical soft/pureed
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Non-irritating foods Chemically Thermally Mechanically
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Residue has to do with fiber Hi=increase peristalsis Low-decrease peristalsis Regulates the volume of fecal output
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Sodium restricted: reduces fluid retention and allows heart to work less Low fat or cholesterol: reduces the plaque formation in blood vessels, limiting CAD
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Offer bathroom Wash face/hands Oral care Glasses/hearing aids Position of comfort prior to food served Reinforce importance of intake
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Serve food in pleasant social setting Prepare tray Place in reach and in visual field Encourage social interaction Assist with feeding if necessary Know precautions Protect clothing with apron-not bib
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Allow client to empty mouth before putting more food in Encourage client to direct speed/order Be at eye level/face to face Allow for rest periods Avoid heaping food on utensils
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Record accurate intake and output Note % ¼, ½,¾,or 100% Provide oral hygiene Offer fluids or supplements as ordered thru shift
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Feedings administered through a tube directly into the stomach or small intestine Naso-gastric tube Gastrostomy tube Jejunostomy tube
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Comatose clients Severe reflux disease Paralysis of muscles used for swallowing Obstruction Weakness
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X-ray verification Aspirating gastric contents Instilling air through tube while auscultating with a stethoscope Ask client to speak
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Check placement q 4 h and prn Check residual q 4 h and prn Keep HOB up 30 degrees Abdominal assessment, temp, lung sounds q shift and prn, stooling Report N/V
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Change bag q 24 hrs Measure and record I&O q 8 h Flush tube with water -- institutional policy re: meds and feedings Give meds individually!! Flush between each med Observe rate of flow
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Provide hydration Administer meds Access circulatory system Provide electrolytes Give blood
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Observe rate and flow and correct solution Record I&O Check insertion site Assess client’s fluid balance
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Inflammation of a vein Red streak Warmth Pain Edema Fluid infuses readily Good blood return
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Skin pale in area Skin cool Edema Firm to touch Feels “tight” or “burns” Infuses sluggishly No blood return
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Contains all necessary nutrients AKA Hyperalimentation Given via central line
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Assess IV site q shift, dressing Weigh daily Record I&O Note infusion rate/ correct solution Assess fluid balance VS q 4 hr. Accu checks
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Electrolytes: ions and carry electric charge when dissolved in fluid. + =cations=NA, K, Ca, Mg. ---anions=Cl, HCO3 Minerals: ingested compounds, help regulate body functions Cells: functional basic units of all living tissue. Cells within fluid=R and W blood cells
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Intracellular: contained within each cell =40% of body wgt Extracellular: located outside the walls of the individual cells and is divided into: ◦ Interstitual fluid: tissue fluid (edema) ◦ Intravascular fluid: within blood vessels ◦ Transcellular: CSF, digestive juices, synovial
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Diffusion: Solutes move from an area of higher concentration to an area of lower concentration Osmosis: movement of (solvent) water from a solution of lower concentration to an area of greater concentration
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Active transport: Solutes are moved across a semipermeable membrane with a source of energy. Requires metabolic activity and energy expenditure. Filtration: process by which H20 & diffusible substances move together in response to fluid pressure
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Decrease in the extracelluar fluid (dehydration), n/v, diarrhea, hemorrhage ◦ S/S: Dry mucous membranes, decrease in BP, increase in heart rate, elevated temp, decrease in skin turgor, sunken eyes, diminished urine output, rapid wgt loss, slow vein filling, confusion ◦ Tx: IV, antiemetics, stop diarrhea, tx cause
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Increase in extracellular fluid (hypervolemia or anasarca) ◦ Renal or liver failure, secondary to ds of the CV system (CHF), protein deficiency, hormonal or steroid therapy, excessive Na ◦ S/S: Dependent edema, rapid wgt gain, HTN, polyuria, JVD, rales, ascites, orthopnea, bounding pulse
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Nursing Tx: HOB elevated ◦ Frequent Vital Signs ◦ Daily wgt I & O ◦ Sodium restriction Lung sounds ◦ Skin care TCDB q 2 h Tx: 02, IV therapy, fluid restriction, diuretics, low Na diet, antiembolic hose
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K: intracellular fluid 3.5-5.0 mEq/L. ◦ Nerve stimulus conduction, muscle activity ◦ Abnormal levels may cause cardiac irregular Na: regulates fluid balance 135-145 mEq/L. Ca: generally combines with phosphorus to form the mineral salts of the teeth and bone. 9.0-11.0mEq/L. Need for normal muscle activity
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Mg: necessary for neuromuscular excitability
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