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.
Androgen's such as Testosterone not only give a boy a deeper voice but sets him up for sexual reproduction too.   Testosterone is the male hormone that begins to spread around the body during puberty in a boy. Besides a deep voice it brings pubic hair and growth to the penis, testicles, arms, legs, feet, hands. You name it ! + 14 others found this useful.
As explained by the Art of Manliness, you can identify your voice's mask by closing your lips and generating a casual mmhmm sound. As you do this, you'll feel a slight vibration in the area of your face between your upper lip and nose. This will help you find your natural pitch and tone, what's known as the mask area. It's also much better than trying to force a deeper tone by speaking from the throat: When you speak from your lower throat to get that low pitch, you produce a sound that lacks carrying power. Try speaking with an artificially lowered pitch again. Go as low as you can, but speak as loud as you can.