BODY FUNCTOIN
Terms
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- HOMEOSTASIS
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1. MAINTAINING CONSTANCY OF INTERNAL ENVIRONMENT.
2.DYNAMIC CONSISTENCY.
3.MAINTAINED BY NEGATIVE FEEDBACK LOOPS. - SCIENTIFIC METHOD
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1.CONFIDENCE IN RATIONAL ABILITY, HONESTY AND HUMILITY.
2.FORMULATE HYPOTHESIS.
3.TEST THE HYPOTHESIS.
4. ANALYZE RESULTS.
5.DRAW A CONCLUSION. - FEEDBACK LOOPS
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1.SENSOR-DETECTS DEVIATION FROM SET POINT.
2.INTEGRATING CENTER-DETERMINES THE RESPONSE.
3.EFFECTOR-PRODUCES THE RESPONSE. - 3 TYPES OF MUSCLE TISSUES
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1. SKELETAL
2. CARDIAC
3. SMOOTH
ALL ARE SPECIALIZED FOR CONTRACTION. - 4 DIFFERENT PRIMARY TISSUE
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1. MUSCLE
2. NERVOUS
3. EPITHELIAL
4. CONNECTIVE - HUMAN PHYSIOLGY
- STUDY OF HOW THE BODY FUNCTIONS.
- NEGATIVE FEEDBACK
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1. DEFENDING THE SET POINT
2. REVERSES THE DEVIATION.
3. PRODUCES CHANGE IN A POSITIVE DIRECTION. - PATHOPHYSIOLOGY
- HOW PHYSIOLOGICAL PROCESSES ARE ALTERED IN DISEASE OR INJURY.
- SKELETAL MUSCLE
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1. VOLUNTARY MUSCLE
2. STRIATED.
3. ATTACH TO BONES AT BOTH ENDS BY TENDONS.
4.ARRANGED IN PARALLEL
5. GRADED CONTRACTIONS. - POSITIVE FEEDBACK
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1. ACTION OF EFFECTOR AMPLIFIES THE CHANGE.
2.IS IN SAME DIRECTION OF CHANGE.
EX: OXYTOCIN (PARTUITION)