Human Body System

What is an organ?

• A group of tissues that work together to perform closely related functions.

• the network of nerve cells and fibers that transmits nerve impulses between parts of the body.

• all of the bones and muscles in your body and responsible for body structure and movements.

• responsible for providing your body with nutrients from food.

Which is the correct order of the levels of organization from smallest and most simple to largerst and most complex?

• cell, organ, tissue, organ system

• cell, tissue, organ system, organ

• cell, tissue, organ, organ system

• cell, organ system, organ, tissue

Tags

NGSS.MS-LS1-3

Which system provides shape and support, protects organs, and moves the body?

• Skeletal

• Excretory

• Nervous

• Muscular

Which system takes oxygen into the body and expels carbon dioxide as we breathe?

• Circulatory

• Muscular

• Respiratory

• Digestive

Which system transports oxygen throughout the body via heart and blood vessels?

• Respiratory

• Muscular

• Excretory

• Circulatory

Which body system works together to provide cells with oxygen?

• respiratory

• digestive

• endocrine

• circulatory

• lymphatic

Which systems of the human body function together to move and control body parts?

• lymphatic

• muscular

• skeletal

• digestive

• excretory

When a person eats, the brain signals the stomach to start breaking down the food. Which two systems are involved in the process?

• nervous

• excretory

• lymphatic

• digestive

Which statement is true about body systems in an organism?

• All body systems work together

• Each body system works independently

• All the body systems function the same way

• All systems use the same organs to function properly

Tags

NGSS.MS-LS1-3

True or False? The digestive, respiratory, circulatory, excretory, and muscular systems work together to break down food, bring nutrients to every cell in your body, and get rid of food waste.

• True

• False