+
Ovarian Cycle and Menstrual Cycle

Ovarian Cycle and Menstrual Cycle

Author: Nathan Lampson
Description:

This lesson will describe the process of a females menstrual and ovarian cycle as well as identify hormones associated with either cycle.

(more)
See More

Tutorial

Notes on "Ovarian Cycle and Menstrual Cycle"

Overview

(00:00-00:39) Oocyte released from ovary

(00:40-01:06) Menstruation

(01:07-01:48) Primary Oocyte

(01:49-02:32) Secondary Oocyte

Source: Nathan Lampson

Key Terms
Menstrual Cycle

Monthly cycle in which an oocyte matures and is released from a woman's ovary.

Menstruation

The flow of the endometrium out the vagina if the oocyte was not fertilized during the menstrual cycle.

Progesterone

A hormone released during the menstrual cycle that prepares the endometrium for implantation.

Estrogen

A female sex hormone that plays various roles in the female reproductive system, including preparing the endometrium for pregnancy.

Menarche

A woman's first menstrual cycle.

Menopause

Marks the end of a woman's fertility in which a woman is no longer able to conceive.

Ovarian Cycle

The cycle in which an oocyte matures as the menstrual cycle advances.

Follicle

The primary oocyte surrounded by nourishing cells in the ovary.

Zona Pellucida

A protein layer that surrounds the follicle.

Secondary Oocyte

The oocyte formed after meiosis I has been completed in the ovary.

Ovulation

The process of expelling the secondary oocyte from the ovary to the oviduct.

Corpus Luteum

Formed from the remnants of the ruptured follicle which secretes hormones that prepare the endometrium for an embryo.

FSH

Follicle Stimulating Hormone; a major hormone of the reproductive system which stimulates ovulation.

LH

Lutenizing hormone; A hormone released from the anterior pituitary gland and plays a large role in the reproductive system.