Changes

{| border="1" cellpadding="5" cellspacing="0"

{| border="1" cellpadding="5" cellspacing="0"

|+ ''Hormones of the Testes''

|+ ''Hormones of the Ovaries''

!Hormone

!Hormone

!Regulation

!Production and Regulation

!Action

!Action

|-

|-

|<font color=Purple>Oestrogen</font>

|<font color=Purple>Oestrogen</font>

|GnRH from the [[Endocrine System - Hypothalamus - Anatomy & Physiology|Hypothalamus]] causes FSH secretion from the [[Endocrine System - Pituitary Gland - Anatomy & Physiology|Pituitary Gland]] which stimulates the developing follicles in the ovary to secrete this hormone.

|GnRH from the [[Endocrine System - Hypothalamus - Anatomy & Physiology|Hypothalamus]] causes FSH secretion from the [[Endocrine System - Pituitary Gland - Anatomy & Physiology|Pituitary Gland]] which stimulates the developing ''follicles'' in the ovary to secrete this hormone.

|Promotes development of mammary tissue and is vital for thickening of the endometrium prior to implantation. Oestrogens regulate the [[Female Reproductive Tract -Oestrous Cycle - Anatomy & Physiology|Oestrus Cycle]].

|Promotes development of mammary tissue and is vital for thickening of the endometrium prior to implantation. Oestrogens regulate the [[Female Reproductive Tract -Oestrous Cycle - Anatomy & Physiology|Oestrus Cycle]].

|-

|-

|-

|-

|<font color=Purple>Inhibin<font>

|<font color=Purple>Inhibin<font>

|GnRH from the [[Endocrine System - Hypothalamus - Anatomy & Physiology|Hypothalamus]] causes FSH secretion from the [[Endocrine System - Pituitary Gland - Anatomy & Physiology|Pituitary Gland]] which stimulates the Granulosa cells.

|GnRH from the [[Endocrine System - Hypothalamus - Anatomy & Physiology|Hypothalamus]] causes FSH secretion from the [[Endocrine System - Pituitary Gland - Anatomy & Physiology|Pituitary Gland]] which stimulates the Granulosa cells.

|Inhibits FSH secretion.

|Inhibits FSH secretion.