Anatomy and Physiology Levels of Organization

Vocabulary flashcards covering anatomy, histology, cytology, structure-function relationships, and the ten levels of biological organization based on the lecture notes.

Anatomy

The study of body structures and direct ways to see structures.

Physiology

The study of how the body works and performs functions.

Gross Anatomy (Macro)

The study of structures visible with the naked eye.

Histology

The study of tissues.

Cytology

The study of cells.

Structure defines function

The fundamental principle that physical structure determines how a body part functions.

Subatomic particles

The first and lowest level of biological organization.

Atoms

The second level of biological organization.

Molecules

The third level of biological organization.

Macromolecules

The fourth level of biological organization, defined as groups of molecules.

Organelle

The fifth level of biological organization.

Cell

The sixth level of biological organization.

Tissue

The seventh level of biological organization.

Organ

The eighth level of biological organization.

Organ system

The ninth level of biological organization, such as the digestive system.

Human organism

The tenth and highest level of biological organization.