Top Posters
Since Sunday
c
5
j
5
a
5
L
5
f
5
j
5
D
4
k
4
y
4
t
4
h
4
l
4
SlideshowReport

Planarian Protonephridia

Description
Planarian fluid regulation. Fluid enters bulbs at the tips of branching protonephridia. Each bulb has a flame cell and a tubule cell. Beating of flame cell cilia draws fluid in between the cells. The fluid exits the body through a pore.
Add Comment
Explore
Post your homework questions and get free online help from our incredible volunteers
  787 People Browsing
 160 Signed Up Today
Your Opinion
What's your favorite funny biology word?
Votes: 335

Previous poll results: Who's your favorite biologist?