Asphyxia

Question 1

What are the 4 types of Anoxia? explain each

Answer 1

1. Anoxic anoxia - no oxygen in lungs
   eg. mechanical obstruction - strangulation, hanging, choking , smothering
2. Anaemic anoxia - Hb is altered
   eg- CO poisoning
3. Stagnant hypoxia - pump failure so oxygen can’t reach tissues
4. Histotoxic anoxia - oxygen present but tissue enzymes not working
   eg - cyanide poisoning

Question 2

What are the other forms of death other than asphyxia?

Answer 2

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Question 3

What is smothering ?
Cicumstance?
Autopsyfinding?

Answer 3

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Question 4

What is gagging?
What is the intention?
How does it obstructed

Answer 4

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Question 5

What is overlying ? example?
What is choking?
What is mugging?

Answer 5

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Question 6

What is traumatic asphyxia? example?
What is postural asphyxia? 3 examples?
What is sexual asphyxia? 3 methods?

Answer 6

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Question 7

In how long do asphyxia features appears?

What happens in the 3 stages?

Answer 7

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Question 8

What are the PM findings in as asphyxial death? (7)

Explain each

Answer 8

Asphyxia Findings
1. Blueish discolouration in extremities, organs
2. Congestion - eyes & all organs
3.Tissue edema
4. Petechial haemorrhage - face,eyes,behind ears
5.Increased fluidity of blood with veins and right heart distended with blood
6,Blood stained discharge at nose,mouth
7. Voidance of semen,urine,faeces

Question 9

What are the features found caused due to the asphyxial agent?

Answer 9

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Question 10

What are the features found caused due to circumstances?

Answer 10

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