Below are several statements about cells, tissues, organs, and organ systems in the human body. Some of the statements provide evidence of the different systems in the various levels of organization in the human body. Connect each level of organization to the statement that provides evidence of a system. (Not all answer choices will be used.)(Only one option can be selected in each section.)
Cells-

Tissue-

Organ-

Organ System-

Human Body-


Options:

1. The respiratory system exchanges gases with the atmosphere and supplies needed gases to the circulatory system for distribution to all the other cells.

2. The human body grows over time from birth until adulthood by getting needed resources from the environment.

3. The outermost layer of skin tissue does not get a supply of blood and must depend on diffused oxygen in the air.

4. Cells are the smallest units of living material and are common to all organisms on the planet.

5. All cells contain small structures, called organelles, that work together to keep the cell alive.

6. Muscle tissue is able to move because it is made up of many tiny cells, each of which can contract.

7. Humans have two kidneys, and both of these organs perform the same task.

8. Lungs work through an interaction of tissues that can exchange gases with the atmosphere, tissues that allow for gas exchange with the blood, and a protective outer tissue.

9. Nerves send information along the spinal cord to the brain and back down.