Low Oxygen and Symptoms of Atrial Fibrillation. Atrial fibrillation can decrease the amount of blood your heart pumps with each beat by as much as 20 to 30 percent. As a result, other symptoms will occur when your body isn't getting enough oxygen and nutrients. These include:
The function of the speaker it to talk about the topic for which s/he was engaged, or to the common interest of the group. If you mean an electronic device, a speaker is to â¦ amplify sound. 2 people found this useful.
Whether the speaker is handing out a survey after his speech or scanning the room like a detective, what he is really doing is an audience analysis, which is the process of determining through verbal and non-verbal cues whether the audience is actually interested in what you have to say. There are reasons for this.