Science test review

What is the main function of the respiratory system?

• The main function of the respiratory system is to protect your organs.

• The respiratory system is to move your bones and makes your body move.

• The respiratory system's main job is to move fresh air into your body while removing waste gases.

• The respiratory system's main function is to help your muscles move.

Describe the alveoli and their purpose

• The alveoli is where the lungs and the blood exchange oxygen and carbon dioxide during the process of breathing in and breathing out.

• The alveoli are the organs that help you breath in clean air

• the alveoli is what helps you digest your food

• The alveoli is another word for your lungs

Tags

NGSS.MS-LS1-3

What are the main parts/organs of the respiratory system

• alveoli

• heart

• lungs

• nose

Describe the diaphragm

• This helps with breathing

• It's what helps you breath

• Is a way you distribute your scientific information.

• It is a large, dome-shaped muscle that contracts rhythmically and continually, and most of the time, involuntarily.

Compare to organelle & justify

• The organelles of the cell can be compared to the plant stem

• The organelles of the cell can be compared to the body parts of the human body.

• The organelles of the cell can be compared to the interior of a human cell.

• The organelles of the cell can be compared to the digestive system

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-3

Which body system protects some of the internal organs such as the heart and lungs from physical injury?

• Respiratory

• skeletal

• circulatory

• digestive

What is the one of the functions of the human skeletal system?

• To make blood cells

• Helping to build the bones

• helping the human to do movement

Which is a difference between cardiac muscle and skeletal muscle?

• Cardiac muscle is involuntary while skeletal muscle is voluntary.

• Cardiac muscle is voluntary while skeletal muscle is involuntary.

How are the muscles in your arms and legs similar to your heart muscle?

• They all help you move

• They all contract

The muscular system provides ______ for the body.

movement

• blones

• movement

• breathing

• energy