00:04
All right, so it says, if you're explaining the innate immune response to a friend who doesn't understand it, which of the following would you likely say? well, first of all, innate immune response is kind of like the first line of defense.
00:20
That's going to include things like, you know, physical things like coughing, mucus, that sort of thing, inflammation, different antimicrobial substances that are secreted.
00:34
You know, basically those are the kind of things we're looking at.
00:40
So, looking at our choices, a, the innate immune response involves physical defenses, antimicrobial substances, fever, inflammation, and phagocytes that consume pathogens.
00:49
That's actually looking pretty good, so i'm willing to bet that this is our answer, but let's look at our other possibilities.
00:55
Innate immune response includes b and t lymphocytes recognized and neutralized, invading microbes in the lymphatic system and bloodstream.
01:03
You know, that is not going to be part of that first line of defense...