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7389205462AnatomyDeals with the form and organization of body parts0
7389205463PhysiologyDeals with the functions of these parts1
7389205464Human organismBody parts form a well organized unit2
7389205465StructureBody parts and their form and organization3
7389205466FunctionWhat they do and how they do it4
7389205467Matter is composed ofatoms5
7389551758OrganelleConsist of aggregates of interacting large molecules6
7389551759CellsComposed of organelles are the basic unit of structure and function of the body7
7389551760TissueCells are organized into layers8
7389551761OrgansTissue are organized into?9
7389551762OrganismOrgan systems constitute the?10
7389551763MetabolismAccusation and use of energy by an organism11
7389551764WaterIs used in many metabolic processes, provides the environment from metabolic reaction12
7389551765FoodSupply energy raw materials for building substances13
7389551766OxygenIs used to release energy from nutrients14
7389551767HeatIt's part of our environment and as a product of metabolic reaction15
7389551768PressureAtmospheric and hydrostatic pressure help breathing and body movement16
7389551769Internal homeostatic mechanismsInvolves sensory receptors a control center with the set point and effectors17
7389551770Negative feedbackHomeostatic mechanisms employ?18
7389551771HomeostasisA tendency to maintain a balanced or constant internal state19
7389551772Internal environmentRelatively constant an ever-changing outside environment20
7389551773Extracellular fluidLiquid portion of the blood21
7389551774interstitial fluidTissue fluid22
7389551775intracellular fluidfluid inside of cells23
7389551776ReceptorsAre the lookout. They provide information about specific condition in the internal environment24
7389551777Control CenterDecision maker25
7389551778Set pointA particular value such as temperature26
7389551779EffectorTake action. They cause appropriate response27
7389551780Negative feedbackEffectors are activated that can turn conditions toward normal28
7389551781Negative feedbackIs not reversed but intensified and the effectors activity in initial increased rather than turned off29

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