These bacteria exist in many different parts of the body, and their presence usually does not cause any problems for the host body. The following is a list of the main sites for bacteria that consitute the normal flora. 1  The skin, especially the moist areas, such as the groin and between the toes.2  The respiratory tract, particularly the nose. 3  Urinary tract. 4  The digestive tract, i.e. the mouth, the terminal ileum and the colon.hese bacteria exist in many different parts of the body, and their presence usually does not cause any problems for the host body. The following is a list of the main sites for bacteria that consitute the normal flora. 1  The skin, especially the moist areas, such as the groin and between the toes.
Sulfur hexafluoride (SF6) is an inert gas which is six times heavier than the air we breathe, and helium is six times lighter, so sulfur hexafluoride has the opposite effect as helium in being able to make your voice deeper.
by admin. The human voice is a very complex instrument. Since you canât hear what your own voice sounds like you need to have a teacher that has a really good ear for picking up the different sounds that your voice is making.Knowing the components of vocal production makes it easier for the student to understand how to use their voice to the best of their ability.he actual muscle part of your voice is your vocal cords. The vocal cords are covered in a layer of mucus that looks almost like jello. You need to bring these cords together in order to produce any kind of sound.