Unit 3 Chapter 8 Flashcards
What are some examples of primary sexual characteristics for males?
Testes
Penis Growth
Sperm development
What are some examples of primary sexual characteristics for females?
Development and Release of Eggs
Menstrual Cycle
Breast Development
What are some examples of secondary sexual characteristics?
facial and body hair, body build and stature, and the woman’s appearance of breasts.
Ovaries
Produce ova and sex hormones
Fallopian Tubes
Transport ova and sperm
Uterus
Receptacle for sperm and is the organ in which the fetus develops
Cervix
Lower part of the uterus; secretes mucus
Vagina
a self-cleaning normally narrow, but can widen, especially during childbirth
symptoms of vaginitis or yeast infection
itching, redness, swelling, and unusual discharge
Vulva
: Encompasses all external female genitals
clitoris
Small, sensitive organ located in front of the vaginal opening; the center of sexual pleasure
Labia minora
Smaller, inner pair of folds of skin
Labia majora
Larger, outer pair of folds
Urethra
Relatively short exit tube for urine
UTI define
Urinary tract infection—burning during urination and frequent urge to urinate
how can a UTI be prevented?
drinking plenty of water and not allowing anal bacteria into the vaginal region
Breast
Network of milk glands and ducts embedded in fatty tissue; secondary sexual characteristic
what happens during ovulation?
endometrium, or lining of the uterus, begins to thicken to support the first stages of pregnancy, and blood vessels increase in size.
cycles typically vary between
24 and 35 days, with 28 days being the most common.
what do gonadotropin-releasing hormones (GnRH) do
secreted and influence the release of other hormones from the pituitary gland.
What are the two gonad-stimulating hormones the pituitary gland produces?
Follicle-stimulating hormone (FSH)
Luteinizing hormone (LH)
Amenorrhea
Interruption or cessation of regular menstrual periods;missing three or more periods in a row is cause to see your doctor to prevent further problems associated with missing your period.
What can amenorrhea be caused by?
psychological stress, depression, fatigue, or severe calorie restriction.
menarche
first menstruation of a young woman, experienced typically between 12 and 13 years of age.
menopause
normal and gradual cessation of ovulation and menstruation that occurs between the ages of 50 and 52 years (usually).
testes
Two; produce sperm and sex hormones
sperm ducts
Transport sperm from testes to penis
scrotum
Location of testes
Seminiferous tubules
make sperm cells
Epididymis
stores and matures sperm
Prostate
makes seminal fluid
Vas Deferens
transports sperm from testes to urethra
glans
tip of the penis
Hymen
closes and opens the vagina
What are the physiological changes during sexual arousal?
Tightening of the muscles (myotonia)
Changes in blood flow, producing swelling in the penis and pelvic areas (vasocongestion)
Increased heart rate, blood pressure, and respiratory rate
Increased level of excitement
What are the 4 phases of the sexual response cycle?
phase 1 excitement
phase 2 plateu
phase 3 orgasm
phase 4 resolution
phase 1 excitement
Erection of the penis, vaginal lubrication, swelling of the clitoris, sexual flush in both males and females.
phase 2 plateu
Physiological changes of the excitement phase level off.
phase 3 orgasm
Built-up tensions during the excitement and plateau phases are released.
phase 4 resolution
The body returns physiologically to the nonstimulated state.
sexual abstinence reasons
-Religious beliefs
- Fear of intimacy
- Strong negative feelings about sex
- Healing of emotional wounds
- Opportunity to develop personal relationships without sexual pressures
- Desire to allow a romantic relationship to develop without the pressure for sex, permitting the partners to develop trust and caring before becoming sexual.
reasons why people may have sexual difficulties
- Lack of interest
- Erection problems
- Rapid ejaculation
- Painful intercourse
- Orgasm difficulties
what are the factors of selecting a partner?
proximity, similarity and physical appearance
Dimensions of sexuality
physical, orientation, behavioral, relationship
