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N220 > Thermoregulation > Flashcards

Thermoregulation Flashcards

1
Q

Define thermoregulation

A

Body processes that balance heat production + loss

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2
Q

What is the expected body core temp.?

A

36.2-36.5 C

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3
Q

Hyperthermia: ____ heat produced than lost

A

more

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4
Q

Hypothermia: ____ heat produced than lost

A

less

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5
Q

What are 4 factors that affect heat production?

A
  • Basal Metabolic Rate
  • Muscle activity
  • NE + E
  • Fever
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6
Q

What are the 4 methods of heat transfers?

A
  • Conduction
  • Convection
  • Radiation
  • Evaporation
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7
Q

Conduction is ____ contact meanwhile radiation is ____ contact

A

direct, indirect

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8
Q

What is the internal thermostat in the body?

A

Hypothalamus

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9
Q

Increased temp. result in:

vaso____ and ____ sweat gland activity

A

dilation, increased

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10
Q

Decreased temp. result in:

vaso____, ____ sweat gland activity and ____ muscle contraction

A

constriction, decreased, increased

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11
Q

(True/False) Hypothermia may be used during surgical procedure

A

True

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12
Q

What temp. is the start of hypothermia?

A

<36 C

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13
Q

(True/False) A fever is usually not harmful if it stays below 41 C

A

False

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14
Q

What are some risk factors for heat illnesses?

A
  • Impaired cognition
  • Young children
  • Old age
  • Malignant Hyperthermia
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15
Q

What are 6 interrelated concepts of thermoregulation?

A
  • Intracranial Regulation
  • Infection
  • Nutrition
  • Perfusion
  • Tissue Integrity
  • Fluid & Electrolytes
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16
Q

What are 6 relevant assessments for thermoregulation?

A
  • Skin assessment
  • Vital signs
  • Orientation
  • Hydration
  • Environmental exposure
  • Socioeconomic status
17
Q

What diagnostic test is conducted if an infection is suspected?

A

CBC (complete blood count)

18
Q

What 2 diagnostic tests are conducted if there is head trauma or tumor?

A

MRI, CT scan

19
Q

What are 4 independent interventions to support thermoregulation?

A
  • Prophylaxis
  • Adequate hydration
  • Patient education
  • Monitor vitals
20
Q

What are 6 independent interventions for hyperthermia?

A
  • Monitor ABCs
  • Give cool fluids
  • Remove clothing
  • Fan or lightly mist
  • Ice packs
  • Elevate lower extremities
21
Q

What are 4 independent interventions for hypothermia?

A
  • Warm blankets
  • Warm fluids
  • Dry environment
  • Warm compress to core
22
Q

Endovascular rewarming via femoral catheter is what type of intervention for what?

A

Collaborative intervention for hypothermia

23
Q

Anesthesia ____ metabolism

A

lowers

24
Q

What are some s&s of hypothermia?

A
  • Stupor
  • Slow capillary refill
  • Shivering
25
Q

What are some s&s of hyperthermia?

A
  • Erythema
  • Increased RR
  • Increased HR

N220 (14 decks)

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