Which of the following is the character of dorsal blood vessel of the earthworm?

Question

Which of the following is the character of dorsal blood vessel of the earthworm? (A) Collecting in the whole body (B) Collecting in first 13 segments (C) Distributing in the whole body (D) Distributing in the first 13 segments

Tardigrade Admin · Accepted Answer

Dorsal blood vessel distributes in the first 13 segment. The blood in these vessel flow from behind to forward by rhythmic contraction and also posses valves.

Q. Which of the following is the character of dorsal blood vessel of the earthworm?

Collecting in the whole body

Collecting in first 13 segments

Distributing in the whole body

Distributing in the first 13 segments

Dorsal blood vessel distributes in the first 13 segment. The blood in these vessel flow from behind to forward by rhythmic contraction and also posses valves.