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He allows the Huns to settle in Pannonia, along the Sava River. Justa Grata Honoria, older sister of Valentinian, becomes pregnant from an officer in her household. Circles in the court at Ravenna assume inevitably that Honoria is planning to raise her paramour to imperial rank and challenge her brother.
The human body is composed of elements including hydrogen, oxygen, carbon, calcium and phosphorus. These elements reside in trillions of cells and non-cellular components of the body. The adult male body is about 60% water for a total water content of some 42 litres (9.2 imp gal; 11 US gal).
v. t. e. Anatomy (from Ancient Greek ἀνατομή (anatomḗ) ' dissection ') is the branch of morphology concerned with the study of the internal structure of organisms and their parts. [1] Anatomy is a branch of natural science that deals with the structural organization of living things. It is an old science, having its beginnings in ...
Nov 3, 2023 · Key facts about the human body systems. A group of organs that work together to perform one or more functions in the body. Exchange of oxygen and carbon-dioxide between the body and air, acid-base balance regulation, phonation. Initiation and regulation of vital body functions, sensation and body movements.
Point in time. 430s BC (statement with Gregorian date earlier than 1584) Follows. 440s BC. Followed by. 420s BC. Authority file. Q715585. BabelNet ID: 03300386n.
Key points. Humans—and other complex multicellular organisms—have systems of organs that work together, carrying out processes that keep us alive. The body has levels of organization that build on each other. Cells make up tissues, tissues make up organs, and organs make up organ systems.
May 23, 2023 · The skeletal system comprises 206 bones and has two main parts—the axial skeleton and the appendicular skeleton. The skeletal system includes your bones, ligaments that attach bone to bone, and cartilage that provides padding between your bones. This article discusses the anatomy of the skeletal system—what it's made of, how it's organized ...
