Determined by an interaction of genetic physiological and environmental factors.
Conception - combining of chromosomes.
Egg carries an X sex chromosome.
Sperm carries either a X or Y chromosome.
XX provides the blueprint to produce a female.
XY provides the blueprint to produce a male.
4 Sexual Identity
Gonads - developed at the eighth week of fetal life.
Produces the sex hormones.
Males - testes hormone - testosterone.
Females - ovaries hormone - estrogen and progesterone.
Puberty - gonadotropins.
Secondary sex characteristics.
5 Reproductive Anatomy
External Female Genitals (Vulva)
Internal Female Genitals
6 (No Transcript) 7 (No Transcript) 8 Reproductive Anatomy
Male Sex Organs Two components
Function (Temperature 93.6 degrees F)
Seminiferous tubules within the Testes
9 (No Transcript) 10 (No Transcript) 11 Hormones and The Reproductive Life Cycle
Hormones Endocrine glands
Testes produce androgens - testosterone
Ovaries produce estrogen and progesterone
Cortex of the Adrenal gland
12 Differentiation of the Embryos
23 pairs of Chromosomes
Presence of the Y chromosome
Presence of the X chromosome
13 Female Sexual Maturation
Menstrual Cycle - four phases.
14 (No Transcript) 15 Menstrual Problems
Premenstrual syndrome (PMS).
Premenstrual Dysphoric disorder (PMDD).
16 Male Sexual Maturation
2 years later than girls.
17 Aging and Human Sexuality
Gradual decrease of testosterone
18 Sexual Function
The sexual physiology
19 Responsible Sexual Behavior
Careful decision making
Open honest communication about intentions
Sexual activities that both partners agree upon
The use of Contraception during sexual intercourse
The use of safer sex practices to guard against sexually transmitted diseases (STDs)
Taking responsibility for the consequences of sexual behavior
20 (No Transcript) 21 Sexual Response Cycle
Males (refractory phase)
22 (No Transcript) 23 Sexual Health Problems
Biological and Physical conditions
Pelvic Inflammatory Disease (PID)
24 Sexual Dysfunctions
Any medical condition that might contribute to SD
diabetes stress prescription drugs and/or alcohol
Male - premature ejaculation and retarded ejaculation
Psychosocial - troubled relationships
Relaxation and massage techniques
25 Gender Sexuality and the Mass Media
Influences of Mass media and shaping ideas about sexuality and gender roles
Childhood sexual behavior
26 (No Transcript) 27 Gender Identity
Gender - masculinity or femininity.
Gender Roles - generalizations.
Androgyny - combination of traditional masculine and feminine traits.
Socialization - process which society transmits behavioral expectations.
Transgender individuals whos appearance characteristics or behavior differs from social norms for males and females.
28 Sexual Orientation
Persons preference in sex partners
Development of Sexual Orientation
Biological and genetic factors
Freudian psychoanalysis - Oedipus complex
Complex series of biological and psychological interactions
29 Expression of Sexuality
30 Human Sexuality
Important part of an adult life and must be practiced responsibly.
Communication about interactions.
Safer sex practices.
Responsibility for consequences.
31 Deciding to Become a Parent
Physical health and age
Relationship with your partner
Education career and child care plans
Philosophical or religious beliefs
32 (No Transcript) 33 Preconception Care
Preexisting medical conditions.
Prescription drug/OTC drug use.
Prior pregnancy or delivery problems.
Smoking alcohol or other drug usage.
Usage of diethylstilbestrol (DES).
Family history of genetic disorders.
Conception involves the fertilization of a womens egg by a mans sperm
Each month a womens ovaries release an egg
3-4 days - the egg travels through the fallopian tubes
Egg not fertilized
Millions of sperm
Sperm release an enzyme
Egg and sperm each carry 23 chromosomes
35 (No Transcript) 36 Infertility
Blocked fallopian tubes
Pelvic Inflamm. Disease
Allergic responses to sperm
Toxic chemicals or radiation
Low sperm count
37 Infertility Treatment
13 week trimesters
Human chorionic gonadotropin (HCG)
Early signs and symptoms
Missed menstrual period
Softening of the uterus
39 (No Transcript) 40 Continual change in the Womens Body
Muscles and Ligaments loosen
41 Changes During the Later Stages of Pregnancy
Increased needs placed on the mother.
Braxton hicks contractions.
Emotional responses to Pregnancy.
42 (No Transcript) 43 Fetal Development
Embryo - End of second week
All major body structures are formed between 2nd and 9th week
2nd Month - Fetus
Fetus grows to about 14 inches and 2 pounds
Fetus gains protective fat layers Respiratory and Digestive organs develop
44 (No Transcript) 45 (No Transcript) 46 Diagnosing Fetal Abnormalities
Chorionic Villus sampling
Triple marker screen (TMS)
47 Basics of Prenatal Care
Regular medical checkups
An appropriate diet
Avoidance of alcohol tobacco other drugs and any infections that may harm the fetus
Preparation for childbirth
Spontaneous Abortion or miscarriage
Low-birth Weight (LBW)
49 Choices in Childbirth
Who is going to assist with delivery
Where is the baby going to be delivered
50 Labor and Delivery
Entire process 2-36 hours.
First stage of Labor.
13 hours for a first birth.
Mucus plug is expelled and amniotic sac may rupture.
Second Stage of Labor
Baby slowly pushed into birth canal
Baby squeezes through pelvis
Head is usually delivered first
Umbilical cord is cut
Third Stage of Labor
Delivery of the placenta
Apgar Scale of the Baby
52 (No Transcript) 53 Postpartum Period
3 months following childbirth.
Critical family adjustment.
Vaginal delivery leave hospital 1-3 days.
Cesarean section 3-5 days.
54 Enjoy your day!
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