<P> The structure of the Adam's apple forms a bump under the skin . It is typically larger in adult males, in whom it is usually clearly visible and palpable . In females, the bump is much less visible and is hardly perceived on the upper edge of the thyroid cartilage . </P> <P> An Adam's apple is usually a feature of adult males, because its size in males tends to increase considerably during puberty . However, some women also have an Adam's apple . </P> <P> Its development is considered a secondary sexual characteristic of males that appears as a result of hormonal activity . Its level of development varies among individuals and the widening of that area in the larynx can occur very suddenly and quickly . </P> <P> The Adam's apple, in conjunction with the thyroid cartilage which forms it, helps protect the walls and the frontal part of the larynx, including the vocal cords (which are located directly behind it). </P>

Where did adam's apple get its name