Female Reproductive System

SWBAT: Develop an understanding of the female reproductive system What are some changes that occur in females during puberty?

Changes during puberty Growth spurt Acne may appear Under arm hair appears Sweat glands develop Breast develop Waistline Hips widen

Changes during puberty Uterus and ovaries enlarge Ovulation begins Menstruation begins Pubic hair appears

Vulva External female reproductive organs

Mons pubis rounded mound of fatty tissue located in the front of the female body

Labia Majora and labia minora surround the vaginal opening Contains oil glands, blood vessels Protection against pathogens

Clitoris small sensory organ located between the labia female erectile tissue

Did you know???? Once in the cervical mucous sperm can live to 2 days ,so a women can get pregnant 2 days after sexual intercourse

Vagina NICKNAMES???

Vagina muscular, elastic passageway that extends from the uterus to the outside of the body expands and contract lined with mucous membranes to keep protected birth canal

Uterus or womb pear shaped with a thick lining and muscular walls during pregnancy the uterus houses the growing fetus

Cervix entrance to the uterus from the vagina

Did you know????????????? The uterus is usually the size of a pear and when a women is pregnant it can grow up to 20 times larger.

Fallopian Tubes pair of tubes with finger-like projections that draw the ovum in from the ovary and allows it to pass to the uterus site of fertilization

Female ova is about the size of a grain of sand… Did you know ????? Female ova is about the size of a grain of sand…

Ovaries two oval-shaped organs that lie to the upper right and left of the uterus produce, store and release eggs into the fallopian tubes- a woman has all the eggs she will ever produce from birth also produce female sex hormones - estrogen and progesterone

Process of releasing one mature ova a month Ovulation Process of releasing one mature ova a month

Menstruation 28 day cycle Day 1 Menstruation begins the first day the uterine lining discharges through the vaginal opening Day 2 A new egg begins to mature in the ovary Day 6-13 The lining of the uterus begins to thicken

Menstruation Day 14 a mature egg is released from the ovary (Ovulation) Day 15-28 If the egg is fertilized, it implants itself in the wall of the uterus. If the egg is not fertilized, the bloody mucus on the wall of the uterus breaks down and passes out of the body; menstruation begins again.

Did you know ???? Females in their twenties have a 20% chance of getting pregnant each month and females in their thirties have 8% chance of getting pregnant

Labios Son alrededor de la entrada de la vagina.

El Clitoris es homólogo del pene Está formado por tejido eréctil cubierto por tejido muscular Tiene muchas terminaciones nerviosas, lo que explica su gran sensibilidad.  

los ovarios Los ovarios son órganos pequeños y oblongos que están justo debajo de las trompas de Falopio a cada lado del útero. Los ovarios contienen alrededor de medio millón de óvulos inmaduros todos los óvulos que una mujer alguna vez tendrá se producen cuando ella aún es un feto. Producen las hormonas estrógeno y progesterona

trompas de falopio (oviductos) Las trompas de Falopio son responsables de: Recoger al óvulo recientemente liberado. Proveerle al óvulo nutrientes y movimiento. Trasportar el espermatozoide hasta el óvulo. Mantener un ambiente adecuado para la fertilización. Trasladar un óvulo fecundado dentro del útero.

útero El útero es el órgano hueco, con forma de pera ubicado en el centro inferior de la pelvis de una mujer. El revestimiento uterino, conocido como endometrio, se forma durante la fase proliferativa del ciclo menstrual antes de recibir un embrión fecundado desde la trompa de Falopio. Es donde vive el fetus durante el embarazo

El Cuello de Utero o Cervix que es un conducto que conecta con la vagina

La Vagina es el órgano de la copulación (junto con el vestíbulo y la vulva), cumpliendo el papel de recibir el pene durante el coito; la parte inferior del canal del parto. Es un conducto fibromuscular elástico. En las hembras de los mamíferos (el ser humano incluido), se extiende desde el vestíbulo vaginal hasta el cérvix uterino.