Flatworms have a cephalized nervous system that consists of head ganglion, usually attached to longitudinal nerve cords that are interconnected across the body by transverse branches.
Source:http://animaldiversity.ummz.umich.edu/site/accounts/information/Platyhelminthes.html
Are flat worms bilateral
Yes, frogs have heads.
No, they don't.
no
Yes
The skull belongs to the skeletal system.
Cartilage is from the skeletal system.
the skeletal is a naers system that alose you to fell
No, it is not =) The skeletal system is made up of bones only. I think that is correct, sorry if it isn't :P
There are no organs in the skeletal system. The skeletal system is comprised of the bone structure of an organism; i.e. metatarsals, cranium etc.
Yes. Flatworms lack a skeletal structure, and any creature without a skeletal structure is classified as an invertebrate.
The skull belongs to the skeletal system.
The skeletal system itself is an organ system. Some schemes combine the skeletal system with the muscular system to make the musculoskeletal system.
The skeletal system are your bones.
skeletal system* bones. :)
the skeletal system is a system in the body .
skeletal!!
The skeletal system.
skeletal system
Cartilage is from the skeletal system.
bilateral system
organ system