Why is positive feedback mechanisms dangerous?

Answer 1

ok, so something goes wrong in the body, lets say you have a temperature. many organs try to help. the body keeps heating up though.

keep in mind that positive feedback is when the body its self pushes levels out of range.

so the fact that the body is heating itself up, pushing the levels out of range, it becomes a positive feedback instead of a negative feedback.

the reason it is harmful positive feedback is that, with all the organs pushing the levels out of range, the body temperature just keeps going up, which of course, is harmful.

Answer 2

Positive feedback works by increasing the effects it causes. There are only a few cases when this is beneficial. An example of one that would be harmful is a rising body temperature. A very high body temperature would cause the body to shut down and the cells to die.

Answer 3

positive feed back can b harmful sometime

for example

. when person has high fever

. it causes a metabollic change that can push the fever higher and higher -

. in some rare cases ;

. the body temperature reaches 113 'F -

. the proteins stop working and metabolisms stops -

. this may be cause death of the person

.

Answer 4

it puts the body in an unstable state