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A and P BIO

A and P Chpt 1

QuestionAnswer
Anatomy Studies the structure of body parts and their relationships to one another.
Physiology Studies the function of the body, how the body works and carries out life sustaining activities.
Gross/Macroscopic Anatomy The study of large body structures visible to the naked eye, such as the heart, lungs and kidneys.
Regional Anatomy All the structures (muscles, bones, blood vessels etc.) in a particular region of the body, such as the abdomen or leg are examined at the same time.
Systemic Anatomy Body structure is studied by system.
Surface Anatomy The study of internal structures as they relate to the overlying skin surface.
Microscopic Anatomy Deals w/ structures too small to be seen by the naked eye.
Cytology Study of cells.
Histology Study of tissues.
Developmental Anatomy Traces structural changes that occur in the body throughout the lifespan.
Embryology Concerns developmental change that occur before birth.
Renal Physiology Concerns kidney function and urine production.
Neuro Physiology Explains the workings of the nervous system.
Cardiovascular Physiology Examines the operation of the heart and blood vessels.
Levels of Structural Organization Chemical Cellular Tissue Organ Organ System Organism
Chemical Level Atoms combine to form molecules.
Cellular Level Cells are made up of molecules.
Tissue Level Tissues consist of similar types of cells.
Organ Level Organs are made up of different types of tissues.
Organ System Consist of different organs that work closely together.
Organismal Level The human organism is made up of many organ systems.
Maintaining Boundaries The internal environment must remain distinct from the external environment.
5 Characteristics Needed for Life Movement,Responsiveness, Metabolism, Reproduction, and Growth
Movement Includes the activities promoted by the muscular system such as running or swimming. May be internal or external.
Contractility On the cellular level, the muscle cells ability to move by shortening.
Responsiveness The ability to sense changes (stimuli)in the environment and then respond to them.
Digestion The bresking down of ingested foodstuffs to simple molecules that can be absorbed into the blood.
Metabolism All chemical reactions that occur in the body.
Excretion The process of removing wastes from the body.
Reproduction Can occur at the cellular and organismal level, creating subsequent generations of similar organisms.
Growth An increase in size of a body part or the organism.
Homeostasis To maintain relatively stable internal conditions even though the outside world changes continuously.
Receptor Some type of sensor that monitors the environment and responds to changes.
Control Center Analyzes the input it receives anf then determines the appropriate response or course of action.
Created by: devoncher29
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