Objective: To know that human organisms are put together using cells, tissues, organs, and organ

systems.

Cells -> tissues -> organs -> organ systems -> organism

Cells

Tissues

Organs

Organ systems

Cells

In groups of 2-3, without getting up or moving chairs, pick one person to write and jot down everything you

know about cells.

Tissues

In groups of 2-3, without getting up or moving chairs, pick one person to write and jot down everything you

know about tissues in the body.

Organs

In groups of 2-3, without getting up or moving chairs, pick one person to write and jot down everything you know about organs in the body.

Organ systems

In groups of 2-3, without getting up or moving chairs, pick one person to write and jot down everything you

know about organ systems.

Human Skin

Cells

• Cells are the basic building blocks of life.

• All living things are made up out of 1 or more cells.

Tissue

The Human Heart

Organ Systems

Tissue

• Tissue is a collection of cells.

• Tissue makes up body parts like muscle and organs

• Tissue is what we can see, as opposed to cells which require magnification

Organs

• Organs are made of different types of tissue.

• Organs have a specific function within the body.

• The heart functions as a pump within the body.

Organ Systems

• There are many organ systems in the body.

• An organ system may use more than one organ.

• An organ system regulates certain functions within the body.