Excretory+ducts
51Ductus — A duct or walled passageway. Our word "duct" is a contraction of the Latin word "ductus" meaning "leading". The Romans, however, preferred the word "canalis" meaning "a pipe or gutter" for a… …
52Osmoregulation — is the active regulation of the osmotic pressure of an organism s fluids to maintain the homeostasis of the organism s water content; that is it keeps the organism s fluids from becoming too diluted or too concentrated. Osmotic pressure is a… …
53blood — bloodlike, adj. /blud/, n. 1. the fluid that circulates in the principal vascular system of human beings and other vertebrates, in humans consisting of plasma in which the red blood cells, white blood cells, and platelets are suspended. 2. the… …
54crustacean — /kru stay sheuhn/, n. 1. any chiefly aquatic arthropod of the class Crustacea, typically having the body covered with a hard shell or crust, including the lobsters, shrimps, crabs, barnacles, and wood lice. adj. 2. belonging or pertaining to the… …
55reproductive system, animal — Introduction any of the organ systems by which animals reproduce. The role of reproduction is to provide for the continued existence of a species; it is the process by which living organisms duplicate themselves. Animals compete with… …
56Segmental — Seg*men tal, a. 1. Relating to, or being, a segment. [1913 Webster] 2. (Anat. & Zo[ o]l.) (a) Of or pertaining to the segments of animals; as, a segmental duct; segmental papill[ae]. (b) Of or pertaining to the segmental organs. [1913 Webster]… …
57Segmental duct — Segmental Seg*men tal, a. 1. Relating to, or being, a segment. [1913 Webster] 2. (Anat. & Zo[ o]l.) (a) Of or pertaining to the segments of animals; as, a segmental duct; segmental papill[ae]. (b) Of or pertaining to the segmental organs. [1913… …
58Segmental organs — Segmental Seg*men tal, a. 1. Relating to, or being, a segment. [1913 Webster] 2. (Anat. & Zo[ o]l.) (a) Of or pertaining to the segments of animals; as, a segmental duct; segmental papill[ae]. (b) Of or pertaining to the segmental organs. [1913… …
59Segmental tubes — Segmental Seg*men tal, a. 1. Relating to, or being, a segment. [1913 Webster] 2. (Anat. & Zo[ o]l.) (a) Of or pertaining to the segments of animals; as, a segmental duct; segmental papill[ae]. (b) Of or pertaining to the segmental organs. [1913… …
60Aspidogastrea — Taxobox name = Aspidogastrea image width = 250px image caption = Lobatostoma manteri , an Aspidogastrean parasite of Australian fishes. regnum = Animalia phylum = Platyhelminthes classis = Trematoda subclassis = Aspidogastrea subdivision ranks =… …
