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Describe and explain the role of inspiratory and expiratory muscles during normal breathing

The main muscle of normal quiet breathing is the diaphragmDuring Inspiration, it contracts which causes it to flatten. This increases the volume of the thoracic cavity and so the pressure decreases. This all...
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Answered by Symran D. • Biology tutor
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In considering the process of change in the conduct of warfare in the years 1845-1991, how far can the bombing of Guernica be seen as a turning point?

It is arguable that there were other equally significant turning points in warfare, such as the advent of the aviation and the railways, the use of chemicals and the invention of the nuclear bomb; however th...
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Answered by Christy O. • History tutor
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“This race and this country and this life produced me, he said. I shall express myself as I am." How is the theme of ‘coming of age’ presented in A Portrait of the Artist as a Young Man by James Joyce and The Catcher in the Rye by J.D. Salinger?

A Portrait of the Artist as a Young Man , Joyce’s semi-autobiographical bildungsroman published in 1916, follows its hero, Stephen Dedalus, on a twenty year journey from infancy to adulthood. Joyce employs t...
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What are the differences and similarities between semantic and episodic memory?

The three types of long term memory (LTM) are episodic, procedural and semantic. Semantic memories are the part of the LTM that stores information or facts about the world, for example an apple is a fruit, o...
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Answered by Zoe J. • Psychology tutor
8001 Views

Solve, by method of substitution, the simultaneous equations: 5x+y=22 2x+y=10

Solve by substitution:5x + y = 22 (1)2x + y = 10 (2) First let us label the equations 1 and 2. In order to solve this set of equations we need to rearrange one of the equations so that we have one of the var...
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Answered by Amy W. • Maths tutor
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