Adolescence and Puberty

At one point are gaps between tanner stages abnormal?

>2 stages

What is thelarche?

First appearance of breast budding

What is adrenarche?

First appearance of pubic hair

What tanner stage of male sex organs is characterized by increase of ~3mm in volume?

Tanner 2

What tanner stage of pubic hair is characterized by coarse hair?

Tanner 3

What tanner stage of breast development is characterized by the nipple forming a secondary mound?

Tanner 4

No thelarche before what age is considered "delayed" in females?

age 13

When does menarche usually occur? What is the average age in the US?

between 11-14yo 12.5 years

What is the first signs of puberty in females?

breast budding

When is puberty considered precocious in females?

breastbuds before age 6

What is menarche?

first menses

When is puberty considered precocious in males?

increase in testicular volume (>3) before age 9

What is the first signs of puberty in males?

increase in testicular volume (>3mm)

What comes first, thelarche or menarche?

thelarche before menarche