the primary sector in our days: the primary sector comprises the activities that provide primary resources. this activities are: agriculture, livestock, fishing, and forest exploitation.

population dedicated to the primary sector represnt the 40% of the total active population worldwide. productivity of the primary sector increases each year, but its economic weight decreases with respect.

in developed countries, the primary sector employs a small % of the active population, between 1% and 5%. they
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A&P- Science Olympiad

The integumentary system consists of the skin, hair, nails, the subcutaneous tissue below the skin, and assorted glands. [Functions:protection/regulation of temperature/sensory perception/regulate water loss/chemical synthesis][Physical barriers:waterproofing keratinized skin/Certain waterproofs & protects/][Biological barriers:Langerhan's cells,Macrophages,DNA][Temp Reg:sweat/constriction when cold][Cutaneous sensations:Messiner's corpuscles:light touch/Merkel discs:light touch/Pascinian
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URTI upper respiratory tract infection SOB shortness of breath; difficulty breathing RR respiratory rate CXR chest X-ray p/f peak flow Pt ed. Patient education PCA Patient Controlled Analgesia AE air entry FBC full blood count apnoea the patient isn’t breathing at all bradypnoea abnormally slow breathing, less than 12 breath per min eupnoea easy, free respiration under normal resting conditions 12-20 breath tachypnoea abnormally fast breathing 20-30 dyspnoea difficulty breathing, also called shortness

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NEOCLASSICISM (SUMMARY) : 18th century Age of Enlightenment who wanted their artwork and architecture to mirror, and carry the same set of standards, as the idealized works of the Greeks and Romans. Greco-Roman ideals. A return to the study of science, history, mathematics, and anatomical correctness. ART should express the ideal virtues in life and could improve the viewer by imparting a moralizing message. It had the power to civilize, reform, and transform society, as society itself was being

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The American Civil War was a civil war fought in the United States from 1861 to 1865,
between the North (the Union) and the South (The Confederacy).
The Civil War began primarily as a result of the long-standing controversy over the
enslavement of black people. War broke out in April 1861 when secessionist forces attacked
Fort Summer in South Carolina shortly after Abraham Lincoln had been inaugurated as the
President of the United States.
Among the 34 states in February 1861, secessionist supporters
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 Hardware: consists of all the physical components of the computer (what we can see and touch). Example: a keyboard, a microprocessor, a screen…Main components  Motherboard: is a rigid plastic sheet with an engraved circuit on the surface where all the rest of the components are connected to.  Microprocessor: is an integrated circuit that acts as the computer´s brain. The chips have thousands of miniature electronic components.  RAM memory: a computer´s microprocessor continuously

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