Blood vessel on the bottom of a worm Blood vessel on the bottom of a worm
yes!
The ventral nerve cord makes up nearly all of the nervous system in the earthworm. It goes from the anterior (front) end to the posterior (back) end. It's function is simple; it's the nerves in the worm! If dissected, the nerve cord looks like a thin white line on the ventral (belly) side on the inside of the skin.
The bristles on the ventral surface of a worm are called setae. These setae help the worm move and anchor itself while burrowing through soil or substrate.
the transport blood throughout the worm
Yes!
Yes!
The dorsal side of a worm refers to the back or upper side of its body, opposite to the ventral side which is the belly or lower side. This orientation is typical of many invertebrates, including worms, where the dorsal side is often more pigmented or prominently marked compared to the ventral side.
Yes
function , purpose , advantage and disadvantage of worm gear
NOTHING
muscular vessels that connect the dorsal and ventral blood vessels.