Chapter 32: Female Reproductive System

Microscopic structure of ovaries

Cavities of the uterus are small because of the ?

This is part of the reproductive tract and permits sperm to ascend toward the uterine tubes

Breast size is determined by the amount of fat around __________ _________ (Figure 32-16)

Location of what? Nodular glands located on each side of the uterus, below and behind the uterine tubes (Figure 32-3)

Each uterine tube has three divisions:

fyi The body cavity’s apex constitutes the internal os and opens into the cervical canal, which is constricted at its lower end and forms the external os that opens into the vagina

If conception occurs, an offspring implants and develops in the ?

Function of what? • make the uterus suitable for implantation of a new offspring • Cyclical nature of the reproductive system and the fact that fertilization occurs within 24 hours after ovulation mean that a woman is fertile only a few days of each month

Menstrual flow begins at puberty; menstrual cycle continues for about ____decades

Cyclical changes in the uterus are caused by changes in __________ & _____________(Figure 32-14)

OVARIAN CYCLE Cells of ruptured follicle become the_______ _______ and secretes progesterone. Produces progesterone for 7-8 days and then stops unless fertilization takes place

The cyclical release • Follicle-stimulating hormone (FSH) • Luteinizing hormone (LH)

between ovulation and onset of menses characterized by progesterone secretion by the corpus luteum

rupture of the mature follicle with release of its ovum into the pelvic cavity (occurs 14 days prior to the end of the cycle)

The function of mammary glands is ___________

Menstrual cycle (endometrial cycle) is typically a 28 day cycle and is divided into what four phases:

• Internal genitals: • External genitals • mammary glands accessory or essential?

Structure of what? • a collapsible tube capable of distention, composed of smooth muscle, and lined with mucous membrane arranged in rugae • The cervix protrudes into its uppermost portion • Hymen: a mucous membrane that typically forms a border around the vagina in young premenstrual girls

Reproductive organs are classified as

A tubular organ located between the rectum, urethra, and bladder

Prolactin (secreted from anterior pituitary gland) stimulates___________.

If conception does not occur, outer layers of ______________are shed during menstruation—a cyclical event that allows it to renew itself

Ovarian cycle’s primary function is to produce _______ at regular intervals