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The ____ system transports oxygenated blood and nutrients to every cell in the body.

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How did the principles of warfare change under the daimyos?A) They introduced new military techniques and strategies learned from contacts with Islamic traders.B) The rise of gunpowder and cannon made the fortresses and castles of the warrior elite obsolete.C) Peasant forces were reduced in significance, as they were replaced by professional soldiers.D) Heroic combat between champions remained the rule, but the weapon of choice changed from the bow to the curved sword.E) Warfare based on spying, timely assaults, wise command, and organization of massive armies replaced heroic combat.

Autoregulation implies that the tissue itself is in control and if there isn't enough O2 or blood supply, vasodilation will occur. UNLESS external regulation overriedes. This refers to the ______ system and ______ system. NOTE: CO2 and H+ are vasodilators BECAUSE they result in decreased O2. The response to this is dilation of BVS!

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