sexual anatomy Flashcards
5 factors of sex
gonads chromosomes hormones internal anatomy external anatomy
sex
biological aspects of a person based on reproductive function
gender
behavioural psychological and social characteristics of a person
mons veneris
protective fatty cushion over pubic bone
labia majora
outer lips- tissue folds from mons to perineum
outer surface has hair, inner surface has oil glands
labia minora
inner lips- tissue folds between vestibule and labia majora
clitoris
small cylindrical erectile tissue
rich nerve endings
vestibule
urethral and vaginal openings
urethral meatus
between clitoris and vagina
hymen
tissue covering at birth
bartholins glands
ducts that produce lubrication
perineum
tissue b/w anus and vagina
anus
external opening of rectum
vagina
thin walled tube
organ of intercourse
G-spot
sensitive area in lower third of vagina
uterus
hollow organ
site of menstruation and labour
cervix
bottom of uterus, secretes mucus to impede sperm
os
opening leading into the uterus
Fallopian tubes
two tubes that extend from uterus up to ovaries
ampulla
site of fertilization
infundibulum
surrounds ovaries and collects egg upon release
ovaries
contain eggs and produce estrogen
penis
urine and semen transport
no bone, little muscle
composed of three cylinders of erectile tissue
the glans penis
bonelike end of penis
foreskin covers
scrotum
pouch beneath penis
contains testicles
sweat glands
cremaster muscle
moves scrotum closer to or farther from the body
testicles
glands in scrotum
produce testosterone
produce sperm
epididymis
comma shaped organ
holds sperm during maturation
vas deferens
carries sperm from testicles
combines with other fluids
seminal vesicles
joins V.D to form ejaculatory duct
secretes a nutritional bath for traveling sperm
prostate gland
beneath bladder, secretes fluid to neutralize acidity of vagina
coopers glands
cleans urine out of urethra
nipple
pigmented protuberance on surface of breasts
ducts release milk
areola
pigmented ring around nipple
alveoli
small cavities in the breast where milk produced
lactiferous ducts
small tubes that connect to alveoli to nipple
allow milk to be stored
lactiferous sinuses
final milk storage spot prior to release
gamete
a reproductive cell
spermatozoon- males
ocum- females
autosome
chromosome that is not a sex chromosome
sex chromosome
23d chromosome in human: X or Y
embryo
first 10 weeks after last period
all organs are basic body plan
fetus
phase of development after embryonic stage