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Hace 22 horas · A Linux-based system is a modular Unix-like operating system, deriving much of its basic design from principles established in Unix during the 1970s and 1980s. Such a system uses a monolithic kernel, the Linux kernel, which handles process control, networking, access to the peripherals, and file systems.
Hace 2 días · 379,000 (2015) [4] Head and neck cancer is a general term encompassing multiple cancers that can develop in the head and neck region. These include cancers of the mouth, tongue, gums and lips ( oral cancer ), voice box ( laryngeal ), throat ( nasopharyngeal, oropharyngeal, hypopharyngeal ), salivary glands, nose and sinuses. [5]
Hace 3 días · Circassia [b] ( / sɜːrˈkæʃə / sir-KASH-ə ), also known as Zichia, [8] [9] was a country and a historical region in the North Caucasus. Located along the northeastern shore of the Black Sea, [10] [11] it was conquered by the Russian Empire during the Russo-Circassian War (1763–1864), after which approximately 90% of the Circassian ...
Hace 1 día · History (derived from Ancient Greek ἱστορία (historía) 'inquiry; knowledge acquired by investigation') [1] is the systematic study and documentation of the human past. [2] [3] The period of events before the invention of writing systems is considered prehistory. [4] ". History" is an umbrella term comprising past events as well as the ...
Hace 1 día · It refers to the group of people in an individual's life that satisfies the typical role of family as a support system. The term differentiates between the "family of origin" (the biological family or that in which people are raised) and those that actively assume that ideal role.
Hace 2 días · Schizophrenia is a mental disorder [17] characterized by reoccurring episodes of psychosis that are correlated with a general misperception of reality. [7] Other common signs include hallucinations (typically hearing voices ), delusions (i.e., paranoia ), disorganized thinking and behavior, [10] social withdrawal, and flat or inappropriate ...
Hace 22 horas · Diabetes mellitus, often known simply as diabetes, is a group of common endocrine diseases characterized by sustained high blood sugar levels. [10] [11] Diabetes is due to either the pancreas not producing enough insulin, or the cells of the body becoming unresponsive to the hormone's effects. [12] Classic symptoms include thirst, polyuria ...
