A&P I Final Review

Chapter 1

Definitions:

Anatomy- Stucture of body parts/relationship to one another.

Physiology- "function" of body parts, how and why things work.

Homeostasis - (Balance) maintain balance despite continuous (dynamic) changes in environment.

Macroscopic - (gross) study of large body structures.

Developmental Anatomy -structural changes that occur in body throughout the life span.

Regional Anatomy- All structures (muscle, nerves, bones) in a particular region (ex. abdomen) are examined at the same time.

System Anatomy- (systemic) body structure is studied system by system. Ex. cardiovascular - study of heart and all the vessels.

The structural organization of organs:

chemical level - Atom, molecules & organelles

Cellular level - single cell

Tissue level - groups of similar cells

organ level - 2 or more types of tissue

organ system level - organs that work closely together

organismal level - all organ systems combined, whole organism

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