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SYSTEM
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AGROUP OF ORGANS ARRANGED IN SUCH A WAY THAT THEY CAN TOGETHER PERFORM A MORE COMPLEX FUNCTION THAN CAN ANY ALONE
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ANATOMY
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THE STUDY OF THE STRUCTURE OF AN ORGANISM AND THE RELATIONSHIP OF ITS PARTS
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PHYSIOLOGY
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THE STUDY OF FUNCTIONS OF LIVING ORGANISM AND THEIR PARTS
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CELL
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THE SMALLEST "LIVING" UN ITS OF STRUCTURE AND FUNCTION IN OUR BODY
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HOMEOSTASIS
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A STATE OF RELATIVE CONSISTANCY OF THE BODY'S NORMAL INTERNAL ENVIRONMENT
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POSITIVE FEED-BACK LOOP
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AMPLIFIES A CHANGE THAT IS OCCURRING 9STIMULATORY0
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NEGATIVE FEEDBACK LOOP
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OPPOSES OR NEGATES A CHANGE IN A CONTROLLED CONDITION (INHIBITORY)
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LEVELS OF ORGANIZATION
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1. CHEMICAL
2. CELLULAR
3. TISSUE
4. ORGAN
5.ORGAN SYSTEM
6.ORGANISM
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ANATOMICAL POSITION
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THE REFERENCE POSITION FOR THE BODY THAT GIVES MEANING TO DIRECTIONAL TERMS
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When in the anatomical position:
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SUPERIOR
INFERIOR
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SUPERIOR- TOWARD THE HEAD
INFERIOR- TOWARD THE FEET
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ANTERIOR
POSTERIOR
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ANTERIOR-FRONT
POSTERIOR-BACK
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MEDIAL
LATERAL
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MEDIAL-TOWARD THE MIDLINE OF THE BODY
LATERAL-TOWARD THE SIDE OF THE BODY
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PROXIMAL
DISTAL
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PROXIMAL-TOWARD OR NEAREST THE TRUNK OF THE BODY OR NEAREST THE POINT OF ORIGIN OF A BODY PART
DISTAL- AWAY FROM OR FARTHEST FROM THE POINT OF ORIGIN OF A BODY PART
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SUPERFICIAL
DEEP
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SUPERFICIAL- NEARER THE BODY SURFACE
DEEP- FARTHER AWAY FROM THE BODY SURFACE
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