Levels of Organization in the Body

Flashcards covering key terms and concepts related to the levels of organization in the human body as discussed in the lecture.

Atom

The basic unit of a chemical element.

Molecule

Two or more atoms bonded together, representing the smallest fundamental unit of a chemical compound.

Organelle

A part of a cell with a specific function.

Cell

The basic structural and functional unit of life.

Tissue

A group of cells that work together to perform a specific function.

Organ

A structure made up of different types of tissues that work together to perform a specific function.

System

A group of organs that work together to perform complex functions for the organism.

Organism

Any individual living entity, made up of one or more cells.

Levels of Organization

The hierarchical structure of living things from atoms to organisms, where each level relies on the preceding one.

Impact of Change at Lower Levels

Changes at the cellular, tissue, or organ level can affect the entire system.