Sperm attacked by woman's immune system - Inside the Human Body: Creation - BBC One

bbc 1
bbc one
creation
episode 1
inside the human body
white blood cell
phagocyte
fallopian tubes
uterus
womb
cervix
cgi
animation
foreign body
system
immune
human
attacked
sperms
sperm
Uploaded by: denny
Views: 1.732