hypo/hyperthermia

Question 1

what is hypothermia

Answer 1

nintentional reduction of core body temperature below the normal physiological limits

Question 2

how is shivering promoted

Answer 2

regional vasoconstriction- hypothalamus to release TSH and ACTH

Question 3

mild hypothermia temp valies

Answer 3

32-35

Question 4

moderate- severe hypothermia

Answer 4

<32

Question 5

causes of hypothermia

Answer 5

-Exposure to cold in the environment is the major cause
I-nadequate insulation in the operating room
-Cardiopulmonary bypass
Newborn babies.

Question 6

RF’S for HYPOTHERMIA

Answer 6

General anaesthesia
Substance abuse
Hypothyroidism
Impaired mental status
Homelessness
Extremes of age

Question 7

SIGNS OF hypothermia

Answer 7

• shivering
• cold and pale skin
• freeze
• slurred speech
  confusion
  resp depression

Question 8

inv for hypothermia

Answer 8

• temp
  -12 lead ecg
• fbc, serum electrolytes
• blood glucose
• abg
  coag
  cxr

Question 9

initial management of hypothermia

Answer 9

• remove from cold environment
• warm with blankets
• secure the airway