chapter 9

Question 1

sexuality in infancy/early childhood

Answer 1

• starts in the womb
• male fetuses have erections and may get reflexive erections after birth
• pleasure from tactile contact (sucking)
• or self stim as young as 2 month

Question 2

masturbation in early childhood

Answer 2

• commonly begins at 2/3 years old just not until orgasm
• motivated by curiosity/play

Question 3

what percent of children engage in exploratory games before the age of 6

Answer 3

almost half

Question 4

askable parents

Answer 4

• welcomes opportunities to talk rather than waiting for the questions
• seizes opportunities

Question 5

primary vs secondary sex characteristics

Answer 5

• primary: main sex organs needed for reproduction (ex menarche, semenarche)
• secondary: features not directly related to reproduction that develop at puberty (ex hair, breasts, wide hips, deepened voice)

Question 6

menarche

Answer 6

for females, the first incidence of menstruation

Question 7

semenarche

Answer 7

for males, first ejaculation

Question 8

age of puberty on average

Answer 8

boys: 12/13, girls: 10/11

Question 9

average age for first time having sex

Answer 9

17

Question 10

more than half of the cases of chlamydia where in the age group:
a) 18-21
b) 15-24
c) 20-28
d) 25-35

Answer 10

b)

Question 11

_____ is the more prevalent sexual activity (more than intercourse) for teenagers 15-19y/o

Answer 11

oral sex

Question 12

types of casual relationships

Answer 12

one night stands, booty calls, fuck buddies, and fwb

Question 13

interpersonal exchange model of sexual satisfaction

Answer 13

• marriages are happy when rewards outweigh costs of relationship, expectations of rewards/costs are met, and its mutual/equal in benefits and costs for both

Question 14

hormonal and physical changes in women and sex with age

Answer 14

• menopause: no period for 12 months (produces less estrogen and progesterone
• hormones fluctuate until about 5 years after menopause
• women post menopause experience less sexual desire

Question 15

hormonal and physical changes in men and sex with age

Answer 15

• penis becomes less sensitive to stimuli with age; takes longer to have erection or they can less firm/reliable
• testicles decrease in size
• ejaculation becomes less forceful (less subjective pleasure at orgasm)
• refractory period increases
• decrease in T in brain and body