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Australasia is a subregion of Oceania, comprising Australia, New Zealand (overlapping with Polynesia), and sometimes including New Guinea and surrounding islands (overlapping with Melanesia). The term is used in a number of different contexts, including geopolitically , physiogeographically , philologically , and ecologically , where the term ...
The early bulbus cordis is formed by the fifth week of development. [4] The truncus arteriosus is derived from it later. [2]The adjacent walls of the bulbus cordis and ventricle approximate, fuse, and finally disappear, and the bulbus cordis now communicates freely with the right ventricle, while the junction of the bulbus with the truncus arteriosus is brought directly ventral to and applied ...
The heart is a muscular organ found in humans and other animals. This organ pumps blood through the blood vessels. [1] Heart and blood vessels together make the circulatory system. [2] The pumped blood carries oxygen and nutrients to the tissue, while carrying metabolic waste such as carbon dioxide to the lungs. [3]
The boundaries of Oceania are defined in a number of ways. Most definitions include parts of Australasia such as Australia, New Zealand, and New Guinea, and parts of Maritime Southeast Asia. [5] [6] [7] Ethnologically, the islands of Oceania are divided into the subregions of Melanesia, Micronesia, and Polynesia. [8]
In vertebrates, the circulatory system is a system of organs that includes the heart, blood vessels, and blood which is circulated throughout the body. [1] [2] It includes the cardiovascular system, or vascular system, that consists of the heart and blood vessels (from Greek kardia meaning heart, and Latin vascula meaning vessels).
Simple English; Српски / srpski ... Pages in category "Australasia" The following 32 pages are in this category, out of 32 total. ... Australasian Science;
This is a list of English words derived from Australian Aboriginal languages.Some are restricted to Australian English as a whole or to certain regions of the country. . Others, such as kangaroo and boomerang, have become widely used in other varieties of English, and some have been borrowed into other languages beyond En
Oceania is commonly divided into four geographic sub-regions, characterized by shared cultural, religious, linguistic, and ethnic traits: Australasia, Melanesia, Micronesia, and Polynesia. Most Oceanian countries are multi-party representative parliamentary democracies , and tourism is a large source of income for the Pacific Islands nations.