Webkidney, in vertebrates and some invertebrates, organ that maintains water balance and expels metabolic wastes. Primitive and embryonic kidneys consist of two series of specialized tubules that empty into two collecting ducts, the Wolffian ducts (see Wolffian duct). The more advanced kidney (metanephros) of adult reptiles, birds, and mammals … Webcatalogues carry cloth fish, salmon anatomy puzzles, 3-D models, and posters that can help introduce this dissection activity to students. Teachers may also want to photocopy “Handout 2.9 (Part 1 & Part 2): Salmon External Anatomy” ... • Kidney: These organs have multiple functions. They remove waste from the blood and produce urine.
The Anatomy of a Bony Fish - Biology LibreTexts
WebA fish’s brain is the organ that controls the rest of its body. The brain is also responsible for the body’s movements. Gills. A fish’s gills are feathery arches along the side of its head. … WebThe kidneys are two bean-shaped organs that filter your blood. Your kidneys are part of your urinary system. Your kidneys filter about 200 quarts of fluid every day — enough to … incoming bna flights
Morphological and functional characteristics of the kidney of ...
WebJan 11, 2024 · Kidney, Atlantic salmon, HE stain. a The head kidney is dominated by hematopoietic interstitial tissue. Note the abundance of melano-macrophages (black). Endocrine tissue (adrenal homolog) is marked with asterisk. b The transition between head kidney (HK) and trunk kidney (TK) is marked with a red, dotted line. WebThe circulatory system. The circulatory, or blood vascular, system consists of the heart, the arteries, the capillaries, and the veins. It is in the capillaries that the interchange of oxygen, carbon dioxide, nutrients, and other substances such as hormones and waste products takes place. The capillaries lead to the veins, which return the ... WebFish do not possess bone marrow; however, the hemopoietic environment in teleosts is well developed in the head kidney, interstitial tissue of trunk kidney, and spleen . Several authors ( Davidson & Zon 2004 , Havixbeck & Barreda 2015 , Avagyan & Zon 2016 ) introduced the term “kidney marrow” in attempts to compare haematopoiesis in fish ... incheon to singapore flight schedule today