Cataplexy is a symptom associated with

ANSWER:

Cataplexy is a symptom associated with muscle weakening.

EXPLANATION:  

This muscle weakening is accompanied by cognizant awareness and it is activated by emotions like laughing, crying, awkwardness, crying or terror. This attack lasts for a few seconds to minutes and results in neck weakness. This can be treated with medications. Cataplexy mostly occurs for the person who is already affected by narcolepsy. There is a stabilization of evolution between wake & sleep circumstances.

Which of the following is an example of an opposing signal? no examplthates given.   i would say, that traffic lights in a city at major intersections direct the flow of traffic in opposite directions so would be an example.also, stop signs on either side of the same street would be an example. at a train crossing, the light for allowing car traffic in opposite directions or not would be another example.