no.
yes it can as if you breath it in it will make you unconscious
You'd go unconscious, then your body reflexes would take over and then you'd breathe.
You can deliver a breath via the mouth, nose, or both together.
it is an unconscious function controled by your autonomic (involuntary) nervous system. Your don't have to think about breathing or your heart beating, your brain just sends a constant signal. if that part of your brain is damaged, your brain won't send that signal and you wont breath any more.
Unconscious in this sentence is descriptive. Barry is unconscious. Therefore, unconscious here is an adjective relating to Barry's mind.
It is also known as the universal unconscious or deep unconscious.
Unconscious
The cast of Specimen 0625c - 2013 includes: Adrian Amos as Unconscious Specimen Hanna Burda as 0732 Rodney Carroll as Unconscious Specimen Beth Doucette as Unconscious Specimen Steve Doucette as Unconscious Specimen Temitayo Fayemi as Unconscious Specimen Lizzy Kelley as Unconscious Specimen Ashlee Robards as Unconscious Specimen Michael Robards as Unconscious Specimen Matt Robards as Unconscious Specimen Mari Robards as Unconscious Specimen River Spencer as Unconscious Specimen Lanny Thomas as 0625 Steven Weldon as Unconscious Specimen Rob Wicker as Unconscious Specimen Brent Woodruff as Unconscious Specimen Celestine Woodruff as Unconscious Specimen
The patient remained unconscious after the accident.
Probably not. However, it could be an indication that you have sleep apnea. When your rational mind is asleep, your unconscious mind tries to make sense of what is happening to you while you are asleep. So if you are having trouble breathing in the real world, particularly if it is at that moment, you will likely dream about it.
Ignoring holding your breath, it would take maybe about 10 seconds before you would be unconscious. I do not recommend you attempt to find out firsthand exactly how long it takes, however.