A&P Lab Practical 4

Bulbo-urethral gland

produces mucus

Corpus cavernosum

Protects urethra

corpus spongiosum

protects urethra

ductus deferens

propels sperm towards ejaculatory duct

ejaculatory duct

delivers sperm into urethra

epididymis

completes sperm maturation

interstitial endocrine cells

produce testosterone

penis

delivers sperm into female reproductive tract

prostate

secretes portion of sperm

seminal gland

secretes component of sperm

seminiferous tubules

produces sperm

testis

produces sperm

ureter

conducts urine from kidney to bladder

urethra

conducts urine from bladder to outside of body

urinary bladder

stores urine

clitoris

erectile tissue for orgasm

endometrium

lines uterus

fimbriae

catch egg once released

highly folded mucosa of uterine tube

produces fluid to trap microbes

myometrium

smooth muscle contracts during labor

ovary

produces estrogen

serosa/perimetrium

outer lining of uterus

uterine tube

leads from uterus to ovary

uterus

houses embryo during development

vagina

birth canal

vasectomy

cutting the vas deferens for permanent bc

tubal ligation

fallopian tubes are blocked or clamped for permanent bc...more effective

morula

mass of 12 or more cells (ball of blastomeres)

inner cell mass

forms body of the embryo

blastocyst

final product of cleavage, A fluid-filled sphere formed about 5 days after fertilization

implantation

burrowing of the blastocyst into the urine wall

trophoblast

cell layer forming the outer layer of the blastocyst

extraembryonic membrane

what hypoblast gives rise to

yolk sac

where embryo's first blood cells originate from

amnion

encases the young embryonic body in a chamber that protects embryo

chorion

fetal portion of placenta

allantois

a membrane sac that stores wastes and is the site for gas exchange

chorionic villus

give maximum area of contact with maternal blood

amniotic cavity

closed sac between embryo and amnion

umbilical cord

connects fetus to placenta

umbilical arteries

carry deoxygenated blood to placenta

umbilical veins

carry oxygenated blood to fetus

placenta

connects fetus to uterine wall and provides nutrients