CFA 7- Levels of Organization and Body Systems

A group of similar cells that come together to perform a specific function is a/an

• organ

• tissue

• organ system

When a group of organs work together to perform a particular function they create a/an

• organ system

• organism

• tissue

The smallest level of organization of life in an organism is a ____________.

• tissue

• cell

• organ

The heart contains different types of tissue. What level is the heart?

• cell

• organ system

• organ

When many organ systems work together it can form...

• organ

• organism

• organ system

_________ delivers O₂ to other body systems.

• Blood System

• Circulatory System

• Nervous System

Which system detects information from the environment and directs the way your body responds to this information?

• excretory

• nervous

• respiratory

Which system is the stomach in?

• respiratory

• digestive

• nervous

organ systems make up.....

• Tissues

• Organs

• Organisms

Which system enables the body to move, moves food through the digestive system, and keeps the heart beating?

• skeletal

• muscular

• digestive