Nur 101 Unit 2 Flashcards

(116 cards)

1
Q

Conversions

5ml =

A

1tsp

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2
Q

Conversions

1tbs =

A

3tsp = 15ml

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3
Q

Conversions

2 tbs =

A

1oz

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4
Q

Conversions

1oz =

A

30ml

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5
Q

Conversions

8oz =

A

1 cup

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6
Q

Conversions

16oz =

A

1pint = 2cups

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7
Q

Conversions

32oz =

A

1qt = 2 pints

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8
Q

Conversions

4qts =

A

1 gal

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9
Q

Conversions

1000ml =

A

1L = 1qt

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10
Q

Conversions

1000 mcg =

A

1mg

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11
Q

Conversions

1000mg =

A

1 gm

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12
Q

Conversions

1000 gm =

A

1 kg

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13
Q

Conversions

60mg =

A

1 gr (grain)

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14
Q

Conversions

1kg =

A

2.2 lbs

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15
Q

Conversions

1 lbs =

A

454gm = 0.454 kg

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16
Q

Conversions

1lb =

A

16 oz

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17
Q

Conversions

28.4gm =

A

1oz

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18
Q

Conversions

1in =

A

2.54 cm

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19
Q

Factors to assess in evaluating nutrition and metabolism

A

Nutrition is Influenced by: ethnic heritage, experiences (+/-), media and community resources

Differences may explain other problems
Fluid intake
Problems r/t underweight/ obesity
Skin is the first defense against infection
HC treatment may interfere with cell metabolism

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20
Q

Nutrients

A

Supply the body with necessary elements for growth, maintenance, and repair.
- most nutrients and electrolytes are absorbed in the sm. intestine

Carbs, fats, proteins, and alcohol help provide energy and support metabolic processes

Essential nutrients, water, electrolyte, minerals, vitamins, and protein for tissue building.

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21
Q

Macronutrients

A

Carbohydrates

Protine

Fats

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22
Q

Macronutrients

Carbohydrates

A

Main energy source

Sources of CHO:
Fruits, veggies, grains, milk

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23
Q

Macronutrients

Protein

A

Essential in growth and repair of tissues

20 amino acids exist
10 essential amino acids
-not synthesized by body
-a compound protein food has all 10

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24
Q

Macronutrients

Fats

A

Main source of fatty acids

Essential for growth and development

Other functions:
Hormones, tissue structure, nerve impulse trans, insulation, protection

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25
Macronutrients Vitamins Pg.W81
Water soluble Fat soluble
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Macronutrients Minerals Pg. W 81
Major Essential
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Metabolism
Process of producing and using energy within the body's cells. The final process of nutrition Fueled by nutrients : - Energy produced - energy used - needs to be balanced for health Thyroid hormone players a major role
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Why is energy used in the body
To maintain essential life processes (BMR) - breathing, circulation, NS function To support non essential life activities - running, working, handling stress, some energy is used for digestion and absorption
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Basal Metabolic Rate | BMR
The amount of energy required for essential life processes It's measures when the body is physically, metabolically, and emotionally at rest Influenced by activity, hormonal imbalance, temp. Stress, illness
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Metabolic processes
Blood channeled to the liver is where metabolic process occur Anabolism Catabolism
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Metabolic processes Anabolism
- cell building - excess stored as fat and can be used for body needs if nutritional intake isn't sufficient - fat excess= weight gain (Lab assessment = positive balance )
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Metabolic processes | Catabolism
- break down of cells and tissues - necessary for a constant source of energy - excess= decreased weight -cont. excess = muscle wasting (ex diarrhea) (Lab assessment = negative balance )
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Lab assessment for metabolism Positive balance
More consumed than excreted - increased demand during pregnancy, growing, kids - anabolic state
34
Lab assessment for metabolism Negative balance
Intake less than output -loss of protein in the form of muscle and other tissue. - metabolic demands are not met ( catabolic state)
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Lab assessment for metabolism Lab test
24 hr urine 24 hr calorie counting, looking at the protein and nitrogen intake. BUN blood test Albumin and protein blood test to ck for deficiencies ( nessary for wound healing)
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4 stages Pressure ulcers -Skin deprived of oxygen Stage 1
- Blood stasis - Redness not relieved by massage or pressure relief - warm to touch
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4 stages Pressure ulcers -skin deprived of oxygen Stage 2
- Epidermal loss, possible damage to the dermis - moist and depressed skin, erosion, abrasions, blister, shallow crater - can heal ok R/t no blood vessel damage
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4 stages Pressure ulcers -skin deprived of oxygen Stage 3
- full thickness skin loss - ulcer can extend to subcutaneous layer - drainage is common( suro-sanguinous or purulent) - healing time is longer and needs regranulation
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4 stages Pressure ulcers -skin deprived of oxygen Stage 4
- full thickness deep into CT, muscle, bone. - may have necrosis - need adequate protein and albumin levels for healing( attn nutrition. Pt put on special diet) - healing time is longer - may need debridement
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Debridement | 2 types
Cut away necrotic tissue Wet to dry dressing changes
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Conversions | 1ml =
15 drops
42
Lymphatic system | Lymph node examination
Palpation: roll up and down b/t fingers. Only visible if inflamed
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Lymphatic system Lymphadenitis
- Inflammation of lymph nodes | - painful
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Lymphatic system Lymphangitis
Inflammation along the course of the lymph vessel
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Lymphatic system Lymphadema
Tissue swelling
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Thyroid gland | Secretes 3 hormones
T3 T4 Calcitonin
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Thyroid gland hormone T3
Increases BMR with increase oxygen consumption Increases chem rxn rates Stimulates metabolism of essential nutrients Promotes human growth Short lifespan
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Thyroid gland hormone T4
Same functions as T3 Can be converted into T3 Secreted in larger amounts Longer life span than T3
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Thyroid gland hormone Calcitonin
Calcium metabolism
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ParaThyroid glands
Located on the posterior surface of the thyroid gland Regulates calcium phosphorus metabolism
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Hyperthyroidism
- Exophthalmos - weakness, fatigue - diaphoresis(sweating) - tachycardia, chest pain, dysrhythmias, increased BP - weight loss, increases appetite, diarrhea or constipation - restlessness, nervousness, insomnia, irritable, hyperactivity
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Hypothyroidism
Myxedema - decreased cardiac output and condition, enlarged heart, decreased BP - atherosclerosis, increased colesterol - lethargy, fatigue, slow speech, thick tongue, deep voice - weight gain, decreased appetite, decreased peristalsis, constipation - dry brittle hair - facial edema - memory impairment - cold tolerance, cold extremities
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Skin assessment tips
``` Use inspection and palpitation Good lighting Evaluate areas at risk(pressure points) Inspect all wounds, under skin folds Compare right to left Investigate any abn new finding and describe throughly ```
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Other skin related problems: • Diabetes:
chronic skin infections with ulcerations (especially on the feet), poor wound healing, yeast infection under breasts, between fingers and toes, axilla and genital area
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Other skin related problems: • Liver Disease:
jaundice, edema, ascites (fluid in abdomen), impaired protein metabolism with ETOH (alcohol), red palms and spider veins all over.
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Other skin related problems: • Renal Disease:
pallor (pale), platelet disfunction, jaundice, edema
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Other skin related problems: | • Cancer:
of the skin
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Other skin related problems: | • Fluid imbalance:
edema if excess; decreased turgor, dryness, wrinkles, brittle skin and nails if fluid intake inadequate.
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Other skin related problems: | • Impaired O2:
pallor, cyanosis (blue lips, mouth, fingertips, toes), flushing, mottling (patches of blue/black areas), cold, clammy
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Other skin related problems: | • Peripheral Vascular Disease (PVD):
not enough blood and O2; pale, mottling, necrosis, cold, ulcerations
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Other skin related problems: | • Skin Infections:
fungal vs viral, herpes, cold sores, ringworms, scales, scabies, flaking, eggs, lice, nits, vesicles (blisters)
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Interview questions regarding
``` Diet Weight problems Ingestion problems Food and fluid intake N/V Preferences Activity level Psychosocial, cultural and personal influence Nutrition knowledge (can they read food lables) Physical change ```
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Physical assessment | Assess for...
``` Subcutaneous fat (palpitation) Muscle mass Hight and weight Skin integrity Hair Nails Oral cavity Abdomen (palpitation) Thyroid gland(palpitation) Body temperature (palpitation) ```
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Skin assessment
``` Color pigment moisture Temp Thickness Texture Turgor Mobility Hygiene Lesions ```
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Hair assessment
``` Color Pigment Quantity Texture Distribution Hygiene ```
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Nail assessment
``` Shape Configuration Color Lesions Thickness Capillary refill -160 degree angle -clubbing( lack of O2) -spooning(illness and sickness) -cyanosis ```
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Skin deviations Edema
``` Excess fluid in tissue. Assess for pitting and timing to return back to normal positioning. Assessment and documentation of edema -trace -1+ =2mm -2+ =4mm -3+ =6mm -4+ =8mm Brawny = warm, shiney, tight, weeping ```
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Skin deviations | Turgor
Elasticity(dehydration) - brisk - sluggish(ck for tenting of the skin)
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Cognitive-perceptual | Describes the :
Ability to collect and use information Decision making and other cognitive processes
70
Neurological system
Major biological support system | - neuro pathology affects this system
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Cognition
``` The process of knowledge Involves: Intellectual function Learning Motivation Thinking Thought processes Problem solving ```
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Perception
The process of acquiring info Involves: Using senses Meaningful interpretation
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Goals for assessing cognitive perception
Note status of all senses Note awareness of self-surroundings ID risk factors Note ability and knowledge to manage health
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Perception of pain /severe discomfort signals
Possible tissue damage
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Pain
Is whatever the client says it is and exist wherever they say it is(subjective) Interferes with life activities Results in stress and anxiety Need to be documented per TJC Identification and tx is important criterion of quality of care
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Perception
Is a protective mechanism -Vision hearing and touch contributes to Enjoyment of people Relationships Appreciation of the world -provides information used in higher cognitive processes
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Mental health status assessment | LOC
Degree of wakefulness Arousability
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Mental health status assessment | Awareness
Ability to Understand Think Feel emotions
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Mental health status assessment | Thought process
``` Abstract thinking Problem solving Insight Memory Judgment Attn span Understanding language Ability to follow directions ```
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Mental health status assessment | Communication ability
``` Speech Comprehension of language Ability to Hear Answer simple questions Follow simple commands ```
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Individual assessment includes
Adequate senses( hearing, taste, touch, smell, vision) Compensation( glasses, hearing aids) Pain management Cognitive functional abilities (orientation, memory, reasoning, judgment, decision making)
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Glascow coma scale
``` Standardized assessment tool for assessing LOC Cerebral dysfunction -assess eyes opening -Motor and verbal responses Burton p.430 ```
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Levels of consciousness | LOC
``` Fully awake Alert Lethargic Obtuned Stuporous/ semicomatose Comatose ```
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Levels of consciousness LOC Fully awake
Highest level
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Levels of consciousness LOC Alert
Awake and oriented | Responds to verbal commands
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Levels of consciousness LOC Lethargic
``` Not fully alert Drowsy/sleepy Arousable Looses train of thought( disoriented ) Spontaneous movements ```
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Levels of consciousness LOC Obtuned
Sleep most of the time Few spontaneous movements More rigorous stimulation to arouse Decrease in appropriate responses to verbal commands
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Levels of consciousness LOC Stuporous/ semicomatose
``` Unconscious most of the time No spontaneous motor activity Strong stimuli to arouse(pain) Verbal responses limited or absent( moans and groans) Rarely awake or oriented ```
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Levels of consciousness LOC Comatose
Unable to arouse with painful stimuli + gag reflex + cough If no reflexes, in deep coma
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3 types of Posturing
Decorticate Flexor Decerebrate Extension Flaccid
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3 types of Posturing Decorticate Flexor posturing
Abn FLEXION posturing May be in response to pain or may me spontaneous Brain damage above the brainstem
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3 types of posturing Decerebrate extension posturing
Abn EXTENSION posturing To stimulus or spontaneous Damage IN brainstem Ominous sign
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3 types of posturing | Flacid
Limp | without muscle tone
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Increased intracranial pressure IICP
Decreased LOC and reflexes HA, restless Change in respiratory status Increase or decrease in pulse Increase in BP Widening pulse pressure
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Communication Aphasia
Inability to express oneself properly thru speech 2 kinds Expressive- can't form words Receptive- confused with words coming out.
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Neuro assessment PERRLA
``` Puples Equal Round React to Light Accommodation ```
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Neuro assessment Accommodation
Pupils constrict as objects come closer
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Neuro assessment Convergence
Eye cross as objects come close
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Pain thershold
Point at which pain is felt
100
Pain tolerance
Pain endurance
101
Acute pain
Significant, severe Recent onset Damage or injury has occurred
102
Chronic pain
Consistent or intermittent Persistent beyond expected healing time Poorly defined Problematic
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Pain types
``` Somatic Visceral Phantom Neuralgia Causalgia ```
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Pain types Somatic
Can be localized originates in trunk, skin, or bone(external)
105
Pain types Visceral
Internal organs ( ischemia, spasms, radiates from origin like with chest pain(referred) can't be sharply localized( internal)
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Pain types Causalgia
Intense pain after trauma that involves peripheral nerves of an extremity
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Diagnostic test Sensory perception
``` Traumatic injury CVA fluid and electrolyte Imbalance Hypoxia Medications ```
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Diagnostic test Blood test
``` Blood sugar Blood urea nitrogen (BUN) Arterial blood gases (ABG's) Electrolytes Calcium Toxic substances (drug, ETOH) ```
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Diagnostic test X- Ray
Fractures Motor dysfunction Degenerative joint disease (DJD)
110
Diagnostic test MRI
Trauma Meligancy Cerebral / spinal cord Infractions
111
Diagnostic test CT
Lesions | Malignancies
112
Diagnostic test Cerebral angiogram
Dye test for blood vessel evaluation
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Diagnostic test Electromyography (EMG)
Assess nurse and muscle response to electrical stimulation
114
Diagnostic test Electroencephalogram (EEG)
Recording of brain activity to do brain death or epilepsy
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COGNITIVE -PERCEPTION Nursing DX
``` Acute pain Chronic pain Disturbed sensory perception Unilateral neglect Deficient knowledge Disturbed thought process Acute confusion Readiness for enhanced decision making Impaired environmental interpretation syndrome( common in CVA pt) Chronic confusion Readiness for enhanced knowledge Decision all conflict Impaired memory ```
116
Nutrition- metabolism nursing DX
``` Failure to thrive(adult) Imbalance nutrition: less than/ more than Breastfeeding - interrupted -ineffective -effective Impaired swallowing Nausea ```