Human Sexuality Chapter 3

Front 1

genitals

Back 1

sexual and reproductive organs

Front 2

vulva

Back 2

combination of mons pubis, clitoris, labia majora and labia minora

Front 3

mons pubis

Back 3

fatty tissue covering area of the pubic bone about 6 inches below the navel

Front 4

clitoris

Back 4

center of sexual arousal

Front 5

glans clitoris

Back 5

tip of shaft

Front 6

clitoral hood

Back 6

fold of skin covering glans when clit is not engorged

Front 7

crura

Back 7

tips of erectile tissue that attach to the pelvic bones

Front 8

corpora cavernosa

Back 8

hollow chambers that fill with blood and swell during sexual arousal

Front 9

labia majora

Back 9

two folds of spongy flesh that extend from the mons pubis and run downward along the sides of the vulva

Front 10

labia minora

Back 10

smaller, hairless folds within the labia major that meet above the clitoris to form the clitoral hood

Front 11

vestibule (vaginal opening)

Back 11

area enclosed by the labia minora

Front 12

Bartholin's glands

Back 12

glands that secrete a small amount of moisture during sexual arousal

Front 13

vagina (birth canal)

Back 13

flexible, muscular structure in which menstrual flow and babies pass

Front 14

introitus

Back 14

the lower part of the vagina

Front 15

hymen

Back 15

thin membrane that partially covers the introits and contains a relatively large number of blood vessels

Front 16

Grafenberg spot

Back 16

located on the front wall of the vagina, an erotically sensitive area that may produce intense erotic pleasure and a fluid emission in some women

Front 17

uterus

Back 17

hollow, thick-walled muscular organ in which a fertilized ovum implants and develops until birth

Front 18

cervix

Back 18

lower end of the uterus that extends down and opens to the vagina

Front 19

endometrium

Back 19

inner lining of the uterine wall to which the fertilized egg attached; partly discharged with the menstrual flow

Front 20

OS

Back 20

opening to the cervix

Front 21

ovary

Back 21

organ that produces gametes

Front 22

gametes

Back 22

sex cells containing the genetic material necessary for reproduction; also referred to as oocytes, eggs, ova

Front 23

ovarian follicles

Back 23

saclike structures that contain the immature oocytes

Front 24

corpus luteum

Back 24

tissue formed from a ruptured ovarian follicle that produces important hormones after the oocyte emerges

Front 25

fallopian tubes (oviducts)

Back 25

uterine tubes that transport the oocyte from the ovary to the uterus

Front 26

infundibulum

Back 26

funnel-shaped end of each fallopian tube

Front 27

fimbriae

Back 27

fingerlike projections that drape over the ovary and help transport the oocyte from the ovary into the fallopian tube

Front 28

cilia

Back 28

tiny, hairlike structures that provide waving mention to help transport the oocyte within the fallopian tube to the ovary

Front 29

ampulla

Back 29

widened part of the fallopian tube in which fertilization normally occurs

Front 30

urethra

Back 30

tube through which urine passes

Front 31

urethral opening (meatus)

Back 31

opening in the urethra, through which urine is expelled

Front 32

anus

Back 32

opening in the rectum, through which excrement passes

Front 33

perineum

Back 33

area that lies between the vaginal opening and the anus

Front 34

pelvic floor

Back 34

underside of the pelvic area, extending from the top of the pubic bone to the anus

Front 35

lactation

Back 35

milk production

Front 36

mammary gland

Back 36

mature breast; fatty tissue with 15-25 lobes radiating around a central lobes radiating around a central nipple

Front 37

areola

Back 37

darkened skin

Front 38

alveoli

Back 38

directly after child birth, small glands fill with ____ and begin producing milk

Front 39

hormones

Back 39

chemical substances serve as messengers through bloodstream

Front 40

gonadotrophins

Back 40

hormones that act directly on gonads; estrogen, progesterone,

Front 41

estrogen

Back 41

maturation of reproductive organs, menstruation, and pregnancy

Front 42

progesterone

Back 42

maintain uterine lining until mestration

Front 43

oogenesis

Back 43

egg beginning

Front 44

ovarian cycle

Back 44

formation of primary oocytes and secondary oocytes

Front 45

gonadotropin-releasing hormone

Back 45

day 1 of the follicular phase of the ovarian cycle; released from hypothalamus

Front 46

Mitteschmerz

Back 46

sharp twinge during ovulatory phase

Front 47

menstrual cycle

Back 47

shedding of endometrial tissue and bleeding

Front 48

toxic shock syndrome

Back 48

bacterial infection that can occur in menstruating women and cause them to go into shock

Front 49

menses

Back 49

menstrual flow that lasts 3-5 days

Front 50

menarche

Back 50

first menstruation

Front 51

premenstrual syndrome

Back 51

emotional and psychological and physical

Front 52

menorrhagia

Back 52

heavy/ prolonged bleeding that interferes with regular lifestyle

Front 53

dysmenorrhea

Back 53

persistent aching and serious pain to limit activity

Front 54

prostaglandins

Back 54

high levels or hormones with a fatty acid base

Front 55

amenorrhea

Back 55

either aren't getting period after age 16 or after having had it before

Front 56

sexual response cycle

Back 56

sequence of changes and patterns in the body during arousal

Front 57

Master's and Johnson's 4 Phase model

Back 57

stages of response: excitement, plateau, orgasm and resolution

Front 58

Kaplan's triphase model

Back 58

desire, excitement, and orgasm

Front 59

Loulan's

Back 59

biological and affective components in a 6 stage cycle

Front 60

dual control model

Back 60

theoretical perspective of sexual response that is based on brain function and interaction between sexual excitation and sexual inhibition

Front 61

endogenous opiods

Back 61

chemicals released in the early stages of love - work on spinal cord to block pain message from reaching the brain

Front 62

limbic system

Back 62

structures of the brain that are associated with emotions and feelings and involved in sexual arousal

Front 63

erogenous zones

Back 63

areas of skin highly sensitive to touch

Front 64

testosterone

Back 64

contributes to bone density, blood flow, hair growth, energy and strength

Front 65

estrogen

Back 65

vaginal lining, maintenance, and lube

Front 66

oxytocin

Back 66

contractions during labor/ breastfeeding

Front 67

vasocongestion

Back 67

concentration of blood in body tissues

Front 68

myotonia

Back 68

increased muscle tension accompanying organs approach

Front 69

sweating/ vaginal transudation

Back 69

moisture released through vaginal walls

Front 70

tenting

Back 70

upper 2/3 of vagina; expanding

Front 71

sex flush

Back 71

darkening of the skin/ rash that temporarily appears as a result of blood rushing to the skin's surface during excitement

Front 72

orgasmic platform

Back 72

thickening of walls

Front 73

orgasm

Back 73

peak sensation of intense pleasure that creates an altered state of consciousness and is accompanies by involuntary, rhythmic uterine and anal contractions, myotonia, and state of well being and contentment

Front 74

birth canal

Back 74

infant is born; allows menstrual flow to pass from uterus and encompass penis

Front 75

ovulation

Back 75

when hormones are released

Front 76

ovarian cycle

Back 76

cycle lasting 28 days; Follicular phase, ovulatory phase, luteal phase

Front 77

Menstrual cycle

Back 77

menstrual phase, proliferative phase, secretory phase