NSG170 test 4: Thermoregulation & cellular regulation Study Guide with Verified Solutions
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Course
NSG 170
Institution
NSG 170
NSG170 test 4: Thermoregulation &
cellular regulation Study Guide with
Verified Solutions
Signs and symptoms of heat stroke - Answer️️ -Anxiety, confusion, body temperature
above 40.6/105, tachycardia, tachypnea, hypotension, Na and K depletion
What can untreated heat stroke lead to? - Ans...
Radiation - Answer✔️✔️-Loss of body heat from the skin into the air
Conduction - Answer✔️✔️-Direct transfer of heat from one surface to another
Convection - Answer✔️✔️-Loss of heat through air currents
Factors that increase heat loss - Answer✔️✔️-Vasodilation
What is the process of thermoregulation? - Answer✔️✔️-A negative feedback loop that
reverses or opposes change in body temperature
Risk factors for impaired thermoregulation - Answer✔️✔️-Age (infants and older adults),
Why are older adults at risk for impaired thermoregulation? - Answer✔️✔️-Slower
circulation, reduced thermoregulatory function of the skin (less sweating), reduced heat
production due to slower metabolism
Fever causes - Answer✔️✔️-Immune system's response to pyrogens causes the
hypothalamus to raise body temperature
Three physiological mechanisms that impact body temperature - Answer✔️✔️-Excessive
heat production, inadequate ability to cool, hypothalamic regulator dysfunction
Accidental hypothermia - Answer✔️✔️-caused by sudden immersion in cold water or
prolonged exposure to cold
Therapeutic hypothermia - Answer✔️✔️-Used to slow metabolism and preserve ischemic
tissue
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