Human SexualityHuman Sexuality

Ch. 16, 17.1, 17.4, 17.5Ch. 16, 17.1, 17.4, 17.5

Study GuideStudy Guide

1.1. Sperm are made in the Sperm are made in the _____._____.

2.2. When a sperm joins with an egg, it is called_________When a sperm joins with an egg, it is called_________..

3.3. Fallopian tubesFallopian tubes are part of the female reproductive are part of the female reproductive system.system.

T or FT or F

4.4. Egg cells & female sex hormones are produced in the Egg cells & female sex hormones are produced in the ________.________.

5.5. How many stages are there in child birth?How many stages are there in child birth?

6.6. Approximately how much sperm does ejaculate Approximately how much sperm does ejaculate contain?contain?

Study Guide ContinuedStudy Guide Continued

7.7. What is the most common cause of cancer in men?What is the most common cause of cancer in men?

8.8. ________ produce eggs and female sex hormones.________ produce eggs and female sex hormones.

9.9. Vulva is _____________.Vulva is _____________.

10.10. A baby grows in the _____.A baby grows in the _____.

11.11. An ______ is a fertilized egg after it has attached An ______ is a fertilized egg after it has attached itself to the wall of the uterus.itself to the wall of the uterus.

12.12. A ________ is aA ________ is a developing individual from the ninth developing individual from the ninth week of pregnancy until birth.week of pregnancy until birth.

Study Guide ContinuedStudy Guide Continued

13.13. When a baby is removed through the woman’s When a baby is removed through the woman’s abdomen, a _________ has occurred.abdomen, a _________ has occurred.

14.14. The ______ gland Located in the brain. Releases The ______ gland Located in the brain. Releases hormones that cause puberty.hormones that cause puberty.

15.15. ______ is how you feel about your body.______ is how you feel about your body.

16.16. Serotonin, Dopamine, and Serotonin, Dopamine, and Norepinephrine make up the _______.

17.17. Less chance of graduating high school, a sense of Less chance of graduating high school, a sense of isolation, and low income are examples of the isolation, and low income are examples of the affects of __________.affects of __________.

Male and Female Male and Female Reproductive SystemReproductive System

Male and Female Male and Female Reproductive SystemReproductive System

Male Reproductive Male Reproductive SystemSystem FertilizationFertilization: Union of sperm : Union of sperm

and eggand egg SpermSperm: Male reproductive cell: Male reproductive cell EggEgg: Female reproductive cell: Female reproductive cell TestesTestes: Make sperm and : Make sperm and

produce testosteroneproduce testosterone EpididymisEpididymis: Sperm mature : Sperm mature

here. Leave in 2-10 dayshere. Leave in 2-10 days SemenSemen: Fluid that nourishes, : Fluid that nourishes,

protects, and allows sperm to protects, and allows sperm to move aboutmove about

EjaculationEjaculation: Process by which : Process by which semen leaves the body. semen leaves the body. Contain 40 to 400 million Contain 40 to 400 million spermsperm

Male continuedMale continued

Testicular TorsionTesticular Torsion: Spermatic : Spermatic cord becomes twistedcord becomes twisted

Undescended TestesUndescended Testes: When : When the testes remain in the bodythe testes remain in the body

Inguinal HerniaInguinal Hernia: Part of the : Part of the intestine protrudes into the intestine protrudes into the scrotumscrotum

InfertilityInfertility: Unable to reproduce: Unable to reproduce Prostate CancerProstate Cancer: Most common : Most common

cause of cancer in mencause of cancer in men Testicular self examTesticular self exam: Best done : Best done

after a shower. Look for after a shower. Look for swelling, lumps, tenderness, or swelling, lumps, tenderness, or changes in texture by gently changes in texture by gently rolling each testicle gently rolling each testicle gently between your thumb and between your thumb and fingers.fingers.

Female Reproductive Female Reproductive SystemSystem OvariesOvaries: : Produce eggs and female Produce eggs and female

sex hormonessex hormones OvulationOvulation: : Release of an egg from Release of an egg from

an ovaryan ovary CervixCervix: : Base of the uterus, which Base of the uterus, which

bulges down into the vagina. Has bulges down into the vagina. Has a small opening through which a small opening through which sperm can enter the uterussperm can enter the uterus

VulvaVulva: : The visible reproductive The visible reproductive parts of a female.parts of a female.

Fallopian TubeFallopian Tube: : Egg travels from Egg travels from the ovary to the uterus. the ovary to the uterus. Fertilization occurs here. Egg must Fertilization occurs here. Egg must be fertilized within 12 to 24 hoursbe fertilized within 12 to 24 hours

UterusUterus: : Hollow muscular organ Hollow muscular organ that provides a place for a baby to that provides a place for a baby to grow. Also called the womb.grow. Also called the womb.

The early development The early development of a child of a child

Child Birth and Development; Child Birth and Development; ImplantationImplantation

FertilizationFertilization: : The joining of egg and sperm to create one cell.The joining of egg and sperm to create one cell. Takes sperm between 15 min. to an hour to reach the fallopian tubesTakes sperm between 15 min. to an hour to reach the fallopian tubes 30 hours after fertilization the egg divides into two cells, then four, 30 hours after fertilization the egg divides into two cells, then four,

then eight and so on.then eight and so on. Four days after fertilization the egg reaches the uterusFour days after fertilization the egg reaches the uterus EmbryoEmbryo: Fertilized egg after it has attached itself to the wall of the : Fertilized egg after it has attached itself to the wall of the

uterus.uterus. PlacentaPlacenta: : Where the baby developsWhere the baby develops

Development of the Development of the Embryo Embryo Embryo grows Embryo grows

rapidly once rapidly once implanted in the implanted in the uterus.uterus.

Formation of the Formation of the heart, brain, eyes, heart, brain, eyes, buds, internal buds, internal organs, organs,

Floats in the Floats in the amniotic sacamniotic sac

– Embryo at 5 to 6 Embryo at 5 to 6 weeksweeks

Development of the Development of the Fetus. 12 weeks.Fetus. 12 weeks.

A developing individual A developing individual from the ninth week of from the ninth week of pregnancy until birth.pregnancy until birth.

Brain enlargingBrain enlarging Arms and legs formingArms and legs forming

About 4 inches longAbout 4 inches long

Digestive system formingDigestive system forming

Fully functioning heart and blood systemFully functioning heart and blood system

Bones formingBones forming

Development of the Development of the Fetus. 16 weeks.Fetus. 16 weeks. About 5 inches longAbout 5 inches long

Mother can feel Mother can feel fetal movementfetal movement

Development of the Development of the Fetus. 18 weeks.Fetus. 18 weeks. Skin begins to growSkin begins to grow

About 6 inches longAbout 6 inches long

Hair can be Hair can be detected on upper detected on upper lip and eyebrowslip and eyebrows

Development of the Development of the Fetus. 24 weeks.Fetus. 24 weeks.

About 9 About 9 inches inches longlong

Eyes can open Eyes can open and closeand close

Mouth can Mouth can open, close, open, close, swallowswallow

Development of the Development of the Fetus. Full term.Fetus. Full term.

Features & organs fully Features & organs fully formedformed

18-22 inches long18-22 inches long

Child BirthChild Birth

– First Stage ( Dilation )First Stage ( Dilation ) A month or two before A month or two before

birth the fetus dropsbirth the fetus drops First stages of delivery First stages of delivery

strong contractions cause strong contractions cause the cervix to dilatethe cervix to dilate

Once completely dilated Once completely dilated the head of the baby has the head of the baby has begun to extend into the begun to extend into the birth canalbirth canal

Second Stage ( Expulsion)Second Stage ( Expulsion)Head emerges fully and the shoulders Head emerges fully and the shoulders rotaterotateThird Stage ( Placental )Third Stage ( Placental )

Baby is bornBaby is born

Complications of Child Complications of Child BirthBirth Ectopic Pregnancy: Ectopic Pregnancy: Embryo Embryo

implants in Fallopian tube or implants in Fallopian tube or abdomen.abdomen.

Miscarriage:Miscarriage: Usually occur Usually occur within the first 3 months.within the first 3 months.

Toxemia: Toxemia: High blood pressure, High blood pressure, swelling, & protein in the urine. swelling, & protein in the urine. Can result in convulsions, Can result in convulsions, coma, & death.coma, & death.

Rh Incompatibility:Rh Incompatibility: A woman’s A woman’s antibodies attack substances in antibodies attack substances in the child’s blood.the child’s blood.

Premature birth: Premature birth: Born before Born before the 37the 37thth week of pregnancy. week of pregnancy.

Cesarean section:Cesarean section: The baby is The baby is removed through the woman’s removed through the woman’s abdomen.abdomen.

Stillbirth: Stillbirth: An infant born dead An infant born dead 22 or more weeks after 22 or more weeks after conception.conception.

The Adolescent BrainThe Adolescent Brain

The Teenage Brain.The Teenage Brain.

Changes Changes during during AdolescenceAdolescence

PubertyPuberty: Sexual maturity: Sexual maturity

HormonesHormones: : Chemical Chemical substances, substances, produced by the produced by the endocrine glands, endocrine glands, which serve as which serve as messengers within messengers within the body.the body.

Pituitary glandPituitary gland: : Located in the Located in the brain. Releases brain. Releases hormones that hormones that cause puberty.cause puberty.

Think and reason differentlyThink and reason differently

Social

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Social

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Sexuality Sexuality and and ResponsibiliResponsibilityty How you feel about your How you feel about your

bodybody Desire for physical Desire for physical

closenesscloseness Thoughts and feelings about Thoughts and feelings about

sexual intimacysexual intimacy Sex does not equal sexualitySex does not equal sexuality Influenced by the people Influenced by the people

and media around youand media around you Sexual Intimacy: Sexual Intimacy: Genital Genital

touching & or sexual touching & or sexual intercourseintercourse

Emotional Intimacy: Emotional Intimacy: Sharing Sharing thoughts, feelings, care, thoughts, feelings, care, respect, and trust.respect, and trust.

"The human body releases the cocktail of love rapture only when certain conditions are met and ... men more readily produce it than women, because of their more visual nature."

serotonin is believed to play an important role in the regulation of anger, aggression, body temperature, mood, sleep, vomiting, sexuality, and appetite.

Norepinephrine is similar to adrenaline and produces the racing heart and excitement.

Dopamine is thought to be the "pleasure chemical," producing a feeling of bliss.

Teen Teen PregnancPregnancy factsy facts

Greater chance of suffering health Greater chance of suffering health problems during pregnancyproblems during pregnancy

Greater chance of giving birth to a Greater chance of giving birth to a premature babypremature baby

Difficult choice among pregnancy optionsDifficult choice among pregnancy options Stress of caring for an infantStress of caring for an infant Increased family conflictIncreased family conflict Possible depression, guilt, and sense of Possible depression, guilt, and sense of

isolationisolation Both fathers and mothers are less likely Both fathers and mothers are less likely

to finish high schoolto finish high school Greater chance of less success financiallyGreater chance of less success financially

Skills for Responsible Sexual Skills for Responsible Sexual BehaviorBehavior

AbstinenceAbstinence

Resist Resist internal internal pressurepressure

There are There are many ways many ways to show loveto show love

Self ControlSelf Control

Think of consequencesThink of consequences

Resist Resist external

external pressurepressure

High-risk situationsHigh-risk situations

Study Guide AnswersStudy Guide Answers

1.1. Sperm are made in the Sperm are made in the testes.testes.

2.2. When a sperm joins with an egg, it is called When a sperm joins with an egg, it is called fertilization.fertilization.

3.3. Fallopian Tubes Fallopian Tubes are part of the female are part of the female reproductive system.reproductive system.

TT or F or F

4.4. Egg cells & female sex hormones are produced in the Egg cells & female sex hormones are produced in the ovaries.ovaries.

5.5. How many stages are there in child birth? How many stages are there in child birth? 33

6.6. Approximately how much sperm does ejaculate contain? Approximately how much sperm does ejaculate contain? 40 to 400 million40 to 400 million

Study Guide AnswersStudy Guide Answers

7.7. What is the most common cause of cancer in men? What is the most common cause of cancer in men? Prostate Prostate CancerCancer

8.8. OvariesOvaries produce eggs and female sex hormones. produce eggs and female sex hormones.

9.9. Vulva is Vulva is visible female sex organsvisible female sex organs..

10.10. A baby grows in the A baby grows in the uterusuterus..

11.11. An An embryoembryo is a fertilized egg after it has attached itself to is a fertilized egg after it has attached itself to the wall of the uterus.the wall of the uterus.

12.12. A A fetusfetus is a is a developing individual from the ninth week of developing individual from the ninth week of pregnancy until birth.pregnancy until birth.

Study Guide AnswersStudy Guide Answers

13.13. When a baby is removed through the woman’s When a baby is removed through the woman’s abdomen, a abdomen, a Cesarean sectionCesarean section has occurred. has occurred.

14.14. The The pituitarypituitary gland Located in the brain. Releases gland Located in the brain. Releases hormones that cause puberty.hormones that cause puberty.

15.15. Body image Body image is how you feel about your body.is how you feel about your body.

16.16. Serotonin, Dopamine, and Serotonin, Dopamine, and Norepinephrine make up the cocktail of love.

17.17. Less chance of graduating high school, a sense of Less chance of graduating high school, a sense of isolation, and low income are examples of the isolation, and low income are examples of the affects of affects of teen pregnancyteen pregnancy..