Human Sexuality

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Human Sexuality

• 10th Grade Health
• Mr. Hager

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Male Reproductive System

• Testosterone is the male hormone released by the
  pituitary gland.

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Testes

• -
• Produce sperm (seminiferous tubules, approx.
  1,000)
• Scrotum-
• Cremaster Muscles

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Epididymis

• -
• 20 feet in length.
• 64 days until sperm mature.

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Vas Deferens

• -
• -
• What surgical procedure is the Vas Deferens
  linked to?

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Seminal Vesicles

• Fluid-Filled pouches on either side of the
  prostate.
• -
• Ejaculatory duct.

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The Prostate Gland

• -
• -
• Why could a high acidity level be bad for sperm?

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The Cowpers Gland

• Secrets a clear sticky fluid.
• Removes urine from the urethra.
• Also known as pre-ejaculatory fluid.
• Does pre-ejaculatory fluid have sperm it? Why
  would this be important?

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Semen

• The mixture of _____ and _____ from the seminal
  vesicles, ______, and Cowper's gland is called
  Semen.

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Urethra

• Small tube that extends from the bladder each
  of the vas deferens to the outside of the body
• -

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Penis

• -
• Increased blood flow to the penis causes what is
  called an erection

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Foreskin

• At birth, the tip of the penis is covered with a
  fold of skin called foreskin
• Circumcision- surgical removal of foreskin

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Female Reproductive System
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Estrogen and Progesterone

• The ______ produce these hormones that are
  responsible for secondary sex characteristics.
• -

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Female Reproductive Organs

• -
• Reception of sperm for fertilization to occur
• ______________ necessary for a fertilized ovum to
  develop until birth

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The Ovaries

• Almond shaped -___________They house the Ova and
  produce the female sex hormones
• Ovaries release 1 mature ovum each month -
  _________

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Fallopian Tubes

• -
• Tiny hair like structures and contractions move
  the ovum along the uterus.
• -

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The Uterus

• A small, muscular, pear-shaped organ, about the
  size of a fist.
• ______________

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The Cervix

• ___________________
• The lining of the Uterus breaks down and passes
  through the cervix to the vagina

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The Vagina/Birth Canal

• A muscular, very elastic tube that is a
  passageway from the Uterus to the outside

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Menstruation

• ________________, or if a fertilized Ovum does
  not attach to the uterine walls the lining is
  shed in the process of Menstruation.
• _____________

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Taking care of the Reproductive System
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Complications of the Male Reproductive System

• ________
• Sterility
• __________
• Testicular Cancer

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Self Exams - Men

• Effects men age _____!!!!
• ____________
• What to look for
• ________
• Size
• __________________________

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Complications of the Female Reproductive System

• _________
• Cervical Cancer
• ___________

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Self Exams - Women

• ___________________
• Clinical breast exam every ___ years after 20
• After 40 a ____________. (Best way to check)
• Look for Lumps, Thickenings, or Changes.

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Teen Pregnancy
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Fertilization

• ________________________
• Occurs in the fallopian tube (two three days)
• ______________________________
• Zygote forms a protective covering and then
  begins to divide. 2X4X8X16

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Implantation (7-8 days after fert.)

• Zygote divides many times and becomes a
  ___________ (hollow cluster of cells)by the time
  it gets to the Uterus.
• _____________________ (Endometrial tissue)
• _______________ (size of a pencil point)
• ______________- fertilized egg implants outside
  the uterus.

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Embryonic Development

• Three layers form from the dividing cells
• 1. Develops into the Embryo
• 2. _________ Fluid Filled sac around the
  embryo
• 3. ______ forms along the lining of the uterus
• Nutrients and 02 thru 2 arteries
• Waste and CO2 thru 1 vein
• Acts as the lungs, liver, kidneys, endocrine and
  digestive systems.

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Embryonic Development

• Tube that connects the embryo and placenta is.
• Umbilical Cord

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Embryo/Fetal Development

• Week 1-8 called embryo
• Week 9 Birth it is called a fetus

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Conception
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30 Hours
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7 Weeks
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14 Weeks
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24 Weeks
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30 Weeks
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3 stages of birth

• ________- The stretching of the cervix (10 cm)
• _______________________.
• Longest most difficult part of labor.

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3 Stages cont.

• Birth- _____________________
• Afterbirth _________________

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Alcohol and Pregnancy

• Can cause FAS (Fetal Alcohol Syndrome)
• _____________________________.
• FAS babies are
• _________
• _____________
• _____________

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Alcohol and Pregnancy

• FAS babies are
• _________
• Poor Coordination
• _______________
• Mental retardation
• _____________

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Tobacco and Pregnancy

• _____________________________
• Low Birth Weight, Higher risk of Complications
  (__________)

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Prenatal Care

• ____________________________
• Calculate the birth date
• ________________________
• __________________
• NO DRINKING!!!! NO SMOKING!!!!

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HIV/AIDS

• How well do you know it?????

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HIV/AIDS

• Definition
• ___________________
• ___________________________
• HIV attacks CD4cells, which can be categorized
  as T-Cells.
• T-Cells are a fundamental building block for the
  human immune system.

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HIV
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HIV/AIDS

• Acquired Immunodeficiency Syndrome
• ____________________________________
• Normal T-Cell count is between 1,400 2,700 uL
• __________________________________
• Most AIDS patients die from opportunistic
  diseases.

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Opportunistic Diseases

• PCP- _______________________
• MAI Wasting Syndrome _________________________
  
• AIDS Dementia Complex ____________________.
• Kaposis Sarcoma _________________________

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EXAMPLES.
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Estimated number of people living with HIV
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Statistics on HIV/AIDS

• Sub-Sahara Africa 25.4 Million
• South-South East Asia 7.1 million
• North America 1.0 Million
• Grand Total 39.4 Million Adults, and children
  living with HIV

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HIV Transmission

• _____________________________________
• - Semen
• - Vaginal Fluids
• - __________________________
• - 75-80 of HIV cases are caused by sexual
  contact.

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HIV Transmission

• Needles
• _____________________________________
• ______________________________________

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HIV Transmission

• Blood Transfusion
• ________________________________
• Rare in the U.S. due to new screening procedures.
• Also donated blood is heat processed to remove
  the HIV virus.

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HIV Transmission

• HIV through Pregnancy
• A woman who is infected with HIV can spread the
  virus to her baby during pregnancy, delivery, or
  breast-feeding.
• Can be greatly reduced if certain medications are
  taken during pregnancy and breast-feeding is
  avoided.

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Common Urban Legends

• HIV cannot be transmitted through
• ______
• ___________
• ___________
• ________
• _________
• ________

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Sources of more information

• On the Internet
• www.redcross.org
• www.cdc.gov
• www.siecus.org
• www.webmd.com

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STDs
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STDs

• Stands for Sexually Transmitted Disease
• _____________________________.
• 22-25 STDs recognized
• ______________________

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Chlamydia

• Most common STD
• Symptoms
• Male
• ____________________________
• ____________________________
• Female
• ________________
• ________________

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Chlamydia

• Treatment
• Antibiotics
• Dangers
• PID Pelvic Inflammatory Disease

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Gonorrhea

• _______________________________
• Symptoms -Men
• Go unnoticed for a while
• _______________________________
• ______________

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Gonorrhea

• Symptoms Female
• ____________________________
• _____________
• Burning and frequent urination
• Diagnosis Treatment
• Medical tests, cultures
• _________

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Syphilis

• Disease caused by the bacterium called
  spirochete.
• _________________________________
• Symptoms
• 10-90 days
• Primary Stage Small red painless sore
• _______________________________.
• Latent Stage two years or more, symptoms
  disappear
• Neurosyphilis stage _____________________

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Herpes

• -
• -
• Transmitted through contact
• -