For Girls, the Process by Which the Brain Begins to Release

Multiple Choice

For girls, the process by which the brain begins to release hormones related to puberty occurs in which pattern?

A) leptin signals the pituitary gland which triggers the hypothalamus. The pituitary gland also secretes gonadotropin hormones which stimulate activity in the gonads.
B) Leptin signals the hypothalamus which triggers the pituitary gland. The pituitary gland then secretes gonadotropin hormones which stimulate activity in the gonads.
C) Leptin signals the pituitary gland which triggers the hypothalamus. The hypothalamus then secretes gonadotropin hormones which stimulate activity in the gonads.
D) Leptin signals the pituitary gland which triggers the hypothalamus. The pituitary gland also secretes leptin which stimulates activity in the gonads.
E) Gonadotropin hormones signals the pituitary gland which triggers the hypothalamus. The pituitary gland also secretes gonadotropin hormones which stimulate activity in the gonads.