hypoxia and its types Flashcards

1
Q

what is hypoxia

A

insufficient supply of oxygen to the body cells

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2
Q

what are the types of hypoxia

A

hypoxic
hypemic
histotoxic
stagnant

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3
Q

hypoxic hypoxia

A
  • insufficient oxygen to the WHOLE BODY
  • altitude increases = pressure decreases ( o2 % stays the same tho)
  • decreased pressure become insufficient for the o2 molecules to pass through the respiratory systems membrane
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4
Q

hypemic hypoxia

A
  • INABILITY of the BLOOD TO CARRY o2
  • may be a result of insufficient blood (bleeding or blood donation), anemia or CO poisoning
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5
Q

hypemic hypoxia

A
  • INABILITY of the BLOOD TO CARRY o2
  • may be a result of insufficient blood (bleeding or blood donation), anemia or CO poisoning
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6
Q

histotoxic hypoxia

A
  • INABILITY of the BODY CELLS to USE the o2 supplied by the blood
  • caused by suing alcohol or drugs
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7
Q

stagnant hypoxia

A
  • blood NOT FLOWING efficiently
  • caused by heart problems, excessive acceleration (Gs), shock, or a constricted blood vessel
  • cold temperatures can restrict circulation & decrease blood supplied to the extremities
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