Chapter 14 book notes Flashcards

1
Q

Who can only give nutrition education or counseling?

A

-registered dietitian

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2
Q

Examples of nutrition interventions (4):

A

-nutrient/food delivery
-nutrition education
-nutrition counseling
-coordination of nutrition care

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3
Q

steps of nutrition care in nursing care plan (6):

A

-Assessment
-Nursing diagnoses (impaired swallowing, activity intolerance, etc.)
-planning outcome identification
-planning development of nursing strategies
-implementation
-evaluation

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4
Q

expected outcomes:

A

-patient-oriented goals that are derived from nursing diagnoses.

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5
Q

strategies the health practitioner can use to help patients modify their diets;

A

-nutrition education
-long term dietary intervention
-follow up care

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6
Q

Nutrition education helps patients learn about the:

A

-dietary factors that affect their particular medical condition
-this knowledge can motivate them to change their diet and lifestyle in order to help improve their health status.

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7
Q

A nutrition education program should be tailored to a person’s:

A

-age, level of literacy, and cultural background

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8
Q

What else should be considered in a nutrition education program?

A

-the patients learning style

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9
Q

The initial meeting of a nutrition education program should include an assessment of the person’s:

A

-understanding of the material and commitment to making changes.

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10
Q

Follow-up sessions can reveal whether the person has successfully:

A

-adopted the new dietary plan

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11
Q

When long-term changes are necessary, the care plan must take into account a person’s current:

A

-food choices, lifestyle, and degree of motivation.

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12
Q

What change is a process that occurs in stages during a long term dietary intervention? therefore more than one consultation is necessary

A

-behavior

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13
Q

Approaches that will help implementing long term dietary changes: (3)

A

-determining an individuals readiness for change
-emphasize what to eat, rather than what not to eat
-suggest only one or two changes at a time

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14
Q

Nutrition care can be evaluated by reviewing

A

-outcome measures of health status and
-determining the patient’s understanding and acceptance of the intervention.

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15
Q

regular diet:

A
  • a diet that includes all foods and meets the nutrient needs of healthy people
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16
Q

modified diet:

A

-a diet that contains foods altered in texture, consistency, or nutrient content or that includes or omits specific foods;
-may also be called a therapeutic diet.

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17
Q

To estimate the energy needs of hospital patients, the clinician may measure or calculate:

A

-the resting metabolic rate (RMR) and then adjust the RMR value with a “stress factor” that accounts for the medical problem

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18
Q

To obtain more accurate RMR values, clinicians
sometimes use:

A

-indirect calorimetry

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19
Q

indirect calorimetry:

A

-a procedure that estimates energy expenditure by measuring oxygen consumption and carbon dioxide production.

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20
Q

A quick method for estimating energy needs is to multiply a person’s ?? t by a
factor considered appropriate for the medical condition

A

-body weight

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21
Q

For example, the recommended energy intake for critical-care patients often falls between ?? and ?? kilocalories per kilogram body weight per day;
a patient weighing 132 pounds (60 kilograms) may
therefore require between -1500-1800 kcalories per day

A

-25 to 30

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22
Q

In patients who are critically ill, energy needs may be higher than normal because
of:

A

-fever,
-mechanical ventilation,
-restlessness,
-presence of open wounds.

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23
Q

Diets that contain foods with altered texture and consistency may be advised for
individuals with…?

A

-chewing or swallowing difficulties.

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24
Q

Types of modified texture and consistency diet: (3)

A

-mechanically altered diets (soft & pureed foods)
-blenderized liquid diet (foods and fluid in liquid form)
-clear liquid diet (clear fluids/food that are liquid at room temp. and leave minimal residue in the colon).

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25
Q

Individuals who have difficulty chewing or swallowing
may benefit from what type of diet?

A

–mechanically altered diets.

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26
Q

Chewing difficulties usually result from

A

-dental problems

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27
Q

Impaired swallowing, (dysphagia), may result from:

A

-neurological disorders,
-surgical procedures involving the head and neck,
-physiological or anatomical abnormalities that restrict the movement of food within the throat or esophagus.

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28
Q

Dysphagia diets are highly ?? because swallowing problems
vary in severity and swallowing ability can fluctuate over time.

A

-individualized

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29
Q

A more restrictive diet of mechanically altered diet includes what type of foods? what about foods in a nonrestrictive diet?

A

-pureed food diet
-ground/minced food diet or moist soft textured foods

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30
Q

A blenderized diet is most often recommended following:

A

-oral or facial surgeries

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31
Q

Clear liquids, which require minimal digestion and
are easily tolerated by the gastrointestinal (GI) tract, are often recommended before some GI procedures (such as:

A

-GI examinations, after GI surgery, or after fasting or intravenous feeding.

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32
Q

clear liquid diet consists of clear fluids and foods that are liquid at
room temperature and leave little undigested material (called ??`)
in the colon

A

-residue

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33
Q

Examples of food in a clear liquid diet:

A

-clear or pulp free juices
-carbonated beverages
-fruit ice
-frozen juice bars
-hard candy

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34
Q

Although the clear liquid diet
provides??? , its nutrient and energy contents are
extremely limited

A

-fluid and electrolytes

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35
Q

If used for longer than a day or two, this diet should
be supplemented with

A

-low-residue formulas that provide required nutrient

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36
Q

Diets with modified nutrient or food content may be prescribed to correct :

A

-malnutrition,
-relieve disease symptoms,
-reduce the risk of developing complications

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37
Q

Types of modified nutrient or food content diets: (4)

A

-fat restricted diet
-low fiber diet (helps with intestinal disorders or reduce fetal output before surgery)
-low sodium diet
-high kcal, high protein diet

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38
Q

Fat restriction may be necessary for reducing the
symptoms of fat malabsorption (??, ???, and ??),
which often accompany diseases of the:

A

-diarrhea, bloating, and cramping
-liver, gallbladder, pancreas, and intestines

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39
Q

Most foods included in a fat-restricted diet provide less than ?? gram
of fat per serving

A

-1gram

40
Q

Long-term fiber restriction is discouraged, however, because it is associated with ??? and other problems.

A

-constipation

41
Q

A low-sodium diet can help to prevent or correct ??
and may be prescribed for treatment of what diseases?

A

-fluid retention
-hypertension, heart failure, kidney disease, and liver disease

42
Q

The sodium intake recommended depends on the

A
  • illness,
    -the severity of symptoms,
    -specific drug treatment prescribed
43
Q

In most cases, sodium is
restricted to ?? or ?? milligrams daily, although more severe restrictions may be
used in the hospital setting.

A

-2000 or 3000

44
Q

modified diets should be adjusted to satisfy individual ??? and ?? and may also
need to be altered as a patient’s ?? changes.

A

-preferences and tolerances
-condition

45
Q

Diet orders must be ?? to avoid confusion

A

-precise
-state the exact amount of sodium of fiber needed to consume in diet (example)

46
Q

diet progression:

A

-a change in diet as a patient’s tolerances permit.

47
Q

For example, the diet order may read:

A

-progress diet from clear liquids to a regular diet as tolerated

48
Q

Symptoms such as nausea, vomiting, diarrhea, and gastrointestinal pain suggest

A

–intolerance.

49
Q

NPO

A

-nothing by the mouth
-no food, beverages, or medications
-used during acute illnesses or diagnostic tests involving GI tract.

50
Q

Alternative feeding routes:

A

-tube feedings
-parenteral nutrition

51
Q

tube feedings:

A

-liquid formulas delivered through a tube placed in
the stomach or intestine.
-most preferred method

52
Q

parenteral nutrition:

A

-the provision of nutrients by vein, bypassing the
intestine.
-used when persons medical condition prohibits use of GI tract to deliver nutrients.

53
Q

diet manual:

A

-a resource that specifies the foods or preparation methods to include in or exclude from modified diets
-provides sample menus.

54
Q

Most hospitals provide ?? menus from which patients can select
their meals

A

-selective
-cook to order system, room service

55
Q

Hazard Analysis and Critical
Control Points (HACCP):

A
  • systems of food or formula preparation that identify food safety hazards and critical control points during foodservice procedures;
    -protocol used by health care facilities
56
Q

Foodservice departments must follow the specific ?? protocols adopted by their institutions to ensure food safety.

A

-HACCP

57
Q

Examples of diet drug interactions:

A

-drugs may alter food intake (reduce appetite or enhance it)
-drugs may alter absorption, metabolism, or excretion of nutrients.
-some interactions can cause drug toxicity.

58
Q

drug effects on food intake:

A

-they may suppress the appetite,
-cause mouth dryness,
- alter the sense of taste,
-lead to inflammation or lesions in the mouth or GI tract,
-induce nausea and vomiting.

59
Q

Medications that cause ???, such as sedatives and some painkillers,
can make a person too tired to eat

A

-drowsiness

60
Q

?? and ??? can help to reduce nausea and
vomiting and thereby improve food intake

A

-, antinauseants and antiemetics

61
Q

Unintentional weight gain may result from the use of which medications?

A

-antidepressants, antipsychotics, antidiabetic
drugs, and corticosteroids

62
Q

The medications that most often cause nutrient malabsorption are those that either upset

A

-GI function or damage the intestinal mucosa

63
Q

which specific drugs cause nutrient malabsorption?

A

-antieoplastic drugs
-antiretroviral drugs
-anti-inflammatory drugs (NAIDS)

64
Q

Different types of ways drugs effect nutrient absorption:

A

-drug nutrient binding
-reduced stomach acidity
-direct inhibition
-

65
Q

Examples of drug nutrient binding

A

-bile acid binders (such as cholestyramine, or Questran),
which are used to reduce blood cholesterol levels, may bind to fat-soluble vitamins
- antibiotics, notably tetracycline and ciprofloxacin (Cipro), bind to the calcium in foods and supplements, reducing the absorption of both the calcium and the antibiotic

66
Q

Medications that reduce stomach acidity can impair the
absorption of

A

-vitamin B12, folate, and iron

67
Q

examples of drugs that reduce stomach acidity:

A

-antacids, which neutralize stomach acid
-antiulcer drugs (such as proton pump inhibitors and H2 blockers), which interfere with acid secretion

68
Q

Examples of direct inhibition:

A

-the antibiotics trimethoprim (Proloprim) and pyrimethamine (Daraprim) compete with folate for absorption into intestinal cells.
-anti-inflammatory medication colchicine, a treatment for gout, interferes with vitamin B12 absorption.

69
Q

Drugs reach the small intestine more quickly when the
stomach is

A

-empty.

70
Q

, taking a medication with meals may delay its absorption,
although the total amount absorbed may not be ??

A

-lower

71
Q

Slow stomach emptying can sometimes enhance drug absorption because the drug’s absorption sites in the small intestine are less likely to become

A

-saturated

72
Q

Some drugs are absorbed better in an acidic environment and are
poorly absorbed when gastric acid is

A

-reduced because of a secretory disorder or use
of acid-suppressing drugs such as antiviral or anitfungal medications

73
Q

Conversely, a number of drugs can
be damaged by acid and are available in

A

-coated forms that resist the stomach’s acidity

74
Q

methotrexate, which treats cancer (and some inflammatory conditions),
acts by interfering with ?? metabolism and thus depriving

A

-folate
-rapidly dividing cancer cells of the folate they need to multiply

75
Q

Methotrexate resembles folate in structure and competes with folate for the enzyme that converts folate to its

A

-active form

76
Q

adverse effects of using methotrexate therefore include symptoms of

A

-folate deficiency

77
Q

Isoniazid is an antibacterial agent that is used to treat and prevent tuberculosis. This
drug inhibits the conversion of???
to its coenzyme form

A
  • vitamin B6
78
Q

A number of dietary substances can alter the activity of the anticoagulant drug warfarin, one important interaction is :

A

-vitamin K

79
Q

Warfarin acts by blocking the enzyme that activates
vitamin K, thereby preventing the synthesis of several

A

-blood-clotting factors

80
Q

The amount of warfarin prescribed is dependent, in part, on how much vitamin K is in

A

-the diet
-individuals using warfarin are advised to consume similar amounts of vitamin K daily to keep warfarin activity stable

81
Q

The dietary sources highest in vitamin K are

A

-green leafy vegetables.

82
Q

Several popular herbal supplements contain natural compounds that affect blood
coagulation or warfarin metabolism and therefore should be avoided during warfarin
treatment. These herbs include

A

-St. John’s wort,
-garlic,
-ginseng,
-ginkgo,
-danshen,
-dong quai,

83
Q

Drugs that increase urine production may reduce nutrient reabsorption in the kidneys,
resulting in

A

greater urinary losses of the nutrients

84
Q

diuretics can
increase losses of which 4 minerals?

A

-calcium, potassium, magnesium, and thiamin

85
Q

Corticosteroids, which are used as anti-inflammatory agents and immunosuppressants, promote sodium and water retention and

A

-increase urinary potassium excretion

86
Q

Long-term use of corticosteroids can have multiple adverse effects, which include

A

-muscle wasting, bone loss, weight gain, and hyperglycemia, with eventual development of osteoporosis and diabetes

87
Q

the amount of lithium (a mood stabilizer) reabsorbed in the kidneys is similar to the amount of ?? that is reabsorbed

A

-sodium

88
Q

Consequently, both dehydration and sodium
depletion, which promote sodium reabsorption, can result in ?? retention

A

-lithium

89
Q

Individuals using lithium are advised to maintain a
consistent ?? intake from day to day to maintain stable blood concentrations
of lithium

A

-sodium

90
Q

Urine acidity can affect drug excretion due to the effects of

A

-pH on a compound’s ionic (chemical) form.

91
Q

Medicine quininidine (treats arrhythmias) and urine acidity

A

-quinidine, is excreted more readily in acidic urine.
-Foods or drugs that cause urine to become more alkaline
may reduce quinidine excretion and raise blood levels of the medication.

92
Q

The combination of tyramine, a food component, and monoamine oxidase inhibitors (MAOIs), which treat

A

-depression and Parkinson’s disease, can be fatal.

93
Q

When people who take MAOIs consume excessive tyramine, the
increased tyramine in the blood can induce a sudden release of stored ?? .
This surge in ?? results in severe

A

-norepinephrine
-headaches, rapid heartbeat, and a dangerous rise in blood pressure.

94
Q

people taking MAOIs are advised to restrict their
intakes of foods rich in

A
  • tyramine
95
Q

Tyramine occurs naturally in foods and is also formed when bacteria

A

-degrade food proteins.

96
Q

the tyramine content of a food usually increases when a food

A

-ages or spoils
ex of foods rich in tyramine: aged cheese, aged meat, beer, fermented veggies, fish or shrimp sauce

97
Q

Compounds in grapefruit juice can:

A

-strengthen the effects of certain drugs