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CH 4 study guide
it will help me know ch4 better
14
Criminal Justice
Undergraduate 1
09/27/2011

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Term
Anatomy
Definition
Its the study of form and structure. Its generally observational and descriptive. ana= apart tomy=to cut
Term
Physiology
Definition
Study of functions and processes. It tends to be experimental. physio= nature and ology= study of
Term
Levels of Organization
Definition
Chemical(lowest level),Cells, Tissues(alot of cells working together), Organs(bunch of tissues working together to create an organ), Organ system(bunch of organs working together to create an organ system), Organism(made up of many organ systems)
Term
Organ Systems
Definition
multiple organs working together

Integumentary system- skin
skeletal system- framework support
muscular system- movement
nervous system- It detects the inside/outside environment and it is the command support center.
Term
Variables
Definition
Some aspect of the body that can change (measure)
Term
Set Points
Definition
A level/variable that you want to maintain
Term
Normal Range
Definition
A range of variation on which the variable can move around and it's normal
Term
Negative feedback Loop
Definition
Its when the body is moving towards the set point. Negative direction result of feedback. The response of effects are reduced
Term
Receptors
Definition
sense organs
Term
Control Center
Definition
brain
Term
Defector
Definition
muscles
Term
Positives Feedback Loop
Definition
Causes a change away from the set point.
Works internally w/out conscious
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